Admin Messages
Trading halts, pauses, operational status, and short sale restriction updates
Official opening and closing prices with auction imbalance information
Retail liquidity indicators and security event notifications
You can:
Monitor exchange-level market status and regulatory events
Analyze auction activity, liquidity conditions, and trading interruptions
1[
2 {
3 "short_sale_price_test": {
4 "symbol": "AAPL",
5 "timestamp_nanos": 1777374497211730751,
6 "timestamp": "2026-04-28T11:08:17.2117307Z",
7 "short_sale_price_test_status": 0,
8 "short_sale_price_test_status_code": "0",
9 "short_sale_price_test_status_text": "Short Sale Price Test Not in Effect",
10 "is_short_sale_price_test_not_in_effect": true,
11 "is_short_sale_price_test_in_effect": false,
12 "detail": 32,
13 "detail_code": " ",
14 "detail_text": "No price test in place",
15 "is_detail_no_price_test": true,
16 "is_detail_activated": false,
17 "is_detail_continued": false,
18 "is_detail_deactivated": false,
19 "is_detail_not_available": false
20 }
21 },
22 {
23 "operational_halt_status": {
24 "symbol": "AAPL",
25 "timestamp_nanos": 1777374497211730751,
26 "timestamp": "2026-04-28T11:08:17.2117307Z",
27 "operational_halt_status": 78,
28 "operational_halt_status_code": "N",
29 "operational_halt_status_text": "Not operationally halted on IEX",
30 "is_operationally_halted": false,
31 "is_not_operationally_halted": true
32 }
33 },
34 {
35 "trading_status": {
36 "symbol": "AAPL",
37 "timestamp_nanos": 1777374497211730751,
38 "timestamp": "2026-04-28T11:08:17.2117307Z",
39 "is_trading_live": true,
40 "is_trading_halted": false,
41 "is_trading_in_order_acceptance_period": false,
42 "is_trading_paused": false,
43 "is_reason_halt_news_pending": false,
44 "is_reason_ipo_not_yet_trading": false,
45 "is_reason_ipo_deferred": false,
46 "is_reason_halt_news_dissemination": false,
47 "is_reason_ipo_order_acceptance_period": false,
48 "is_reason_ipo_pre_launch_period": false,
49 "is_reason_market_wide_circuit_breaker_level1": false,
50 "is_reason_market_wide_circuit_breaker_level2": false,
51 "is_reason_market_wide_circuit_breaker_level3": false,
52 "is_reason_not_applicable": true,
53 "is_reason_not_available": false
54 }
55 },
56 {
57 "retail_liquidity_indicator": {
58 "symbol": "AAPL",
59 "timestamp_nanos": 1777374497211730751,
60 "timestamp": "2026-04-28T11:08:17.2117307Z",
61 "retail_liquidity_indicator": 32,
62 "retail_liquidity_indicator_code": " ",
63 "retail_liquidity_indicator_text": "Retail indicator not applicable",
64 "is_retail_indicator_not_applicable": true,
65 "is_retail_indicator_buy_interest": false,
66 "is_retail_indicator_sell_interest": false,
67 "is_retail_indicator_buy_and_sell_interest": false
68 }
69 }
70]IEX Trades
Executed trade price, size, timestamp, and trade condition flags
Extended-hours, odd-lot, and intermarket sweep trade activity
You can:
Build historical trade tape analytics and execution models
Backtest trading strategies using real transaction-level data
Analyze liquidity, volatility, and short-term market behavior
1[
2 {
3 "is_trade_break": false,
4 "symbol": "AAPL",
5 "timestamp_nanos": 1777378498174407700,
6 "timestamp": "2026-04-28T12:14:58.1744077Z",
7 "size": 4,
8 "price": 269.62,
9 "trade_id": 1184,
10 "is_intermarket_sweep": false,
11 "is_extended_hours_trade": true,
12 "is_odd_lot_trade": true,
13 "is_trade_through_exempt": false,
14 "is_single_price_cross_trade": false
15 },
16 {
17 "is_trade_break": false,
18 "symbol": "AAPL",
19 "timestamp_nanos": 1777379102542218999,
20 "timestamp": "2026-04-28T12:25:02.5422189Z",
21 "size": 30,
22 "price": 269.19,
23 "trade_id": 2303,
24 "is_intermarket_sweep": false,
25 "is_extended_hours_trade": true,
26 "is_odd_lot_trade": true,
27 "is_trade_through_exempt": false,
28 "is_single_price_cross_trade": false
29 },
30 {
31 "is_trade_break": false,
32 "symbol": "AAPL",
33 "timestamp_nanos": 1777379102542218999,
34 "timestamp": "2026-04-28T12:25:02.5422189Z",
35 "size": 70,
36 "price": 269.21,
37 "trade_id": 2304,
38 "is_intermarket_sweep": false,
39 "is_extended_hours_trade": true,
40 "is_odd_lot_trade": true,
41 "is_trade_through_exempt": false,
42 "is_single_price_cross_trade": false
43 },
44 {
45 "is_trade_break": false,
46 "symbol": "AAPL",
47 "timestamp_nanos": 1777379102542989586,
48 "timestamp": "2026-04-28T12:25:02.5429895Z",
49 "size": 20,
50 "price": 269.28,
51 "trade_id": 2305,
52 "is_intermarket_sweep": false,
53 "is_extended_hours_trade": true,
54 "is_odd_lot_trade": true,
55 "is_trade_through_exempt": false,
56 "is_single_price_cross_trade": false
57 },
58 {
59 "is_trade_break": false,
60 "symbol": "AAPL",
61 "timestamp_nanos": 1777379102542989586,
62 "timestamp": "2026-04-28T12:25:02.5429895Z",
63 "size": 20,
64 "price": 269.28,
65 "trade_id": 2306,
66 "is_intermarket_sweep": false,
67 "is_extended_hours_trade": true,
68 "is_odd_lot_trade": true,
69 "is_trade_through_exempt": false,
70 "is_single_price_cross_trade": false
71 },
72 {
73 "is_trade_break": false,
74 "symbol": "AAPL",
75 "timestamp_nanos": 1777379923898888455,
76 "timestamp": "2026-04-28T12:38:43.8988884Z",
77 "size": 1,
78 "price": 269.37,
79 "trade_id": 3238,
80 "is_intermarket_sweep": false,
81 "is_extended_hours_trade": true,
82 "is_odd_lot_trade": true,
83 "is_trade_through_exempt": false,
84 "is_single_price_cross_trade": false
85 },
86 {
87 "is_trade_break": false,
88 "symbol": "AAPL",
89 "timestamp_nanos": 1777380260794469759,
90 "timestamp": "2026-04-28T12:44:20.7944697Z",
91 "size": 20,
92 "price": 269.85,
93 "trade_id": 3639,
94 "is_intermarket_sweep": false,
95 "is_extended_hours_trade": true,
96 "is_odd_lot_trade": true,
97 "is_trade_through_exempt": false,
98 "is_single_price_cross_trade": false
99 },
100 {
101 "is_trade_break": false,
102 "symbol": "AAPL",
103 "timestamp_nanos": 1777380260794469759,
104 "timestamp": "2026-04-28T12:44:20.7944697Z",
105 "size": 20,
106 "price": 269.85,
107 "trade_id": 3640,
108 "is_intermarket_sweep": false,
109 "is_extended_hours_trade": true,
110 "is_odd_lot_trade": true,
111 "is_trade_through_exempt": false,
112 "is_single_price_cross_trade": false
113 },
114 {
115 "is_trade_break": false,
116 "symbol": "AAPL",
117 "timestamp_nanos": 1777380260794469759,
118 "timestamp": "2026-04-28T12:44:20.7944697Z",
119 "size": 30,
120 "price": 269.85,
121 "trade_id": 3641,
122 "is_intermarket_sweep": false,
123 "is_extended_hours_trade": true,
124 "is_odd_lot_trade": true,
125 "is_trade_through_exempt": false,
126 "is_single_price_cross_trade": false
127 },
128 {
129 "is_trade_break": false,
130 "symbol": "AAPL",
131 "timestamp_nanos": 1777381266627161105,
132 "timestamp": "2026-04-28T13:01:06.6271611Z",
133 "size": 3,
134 "price": 270.1,
135 "trade_id": 4981,
136 "is_intermarket_sweep": false,
137 "is_extended_hours_trade": true,
138 "is_odd_lot_trade": true,
139 "is_trade_through_exempt": false,
140 "is_single_price_cross_trade": false
141 },
142 {
143 "is_trade_break": false,
144 "symbol": "AAPL",
145 "timestamp_nanos": 1777381267391715340,
146 "timestamp": "2026-04-28T13:01:07.3917153Z",
147 "size": 6,
148 "price": 270.1,
149 "trade_id": 4982,
150 "is_intermarket_sweep": false,
151 "is_extended_hours_trade": true,
152 "is_odd_lot_trade": true,
153 "is_trade_through_exempt": false,
154 "is_single_price_cross_trade": false
155 },
156 {
157 "is_trade_break": false,
158 "symbol": "AAPL",
159 "timestamp_nanos": 1777381302959019838,
160 "timestamp": "2026-04-28T13:01:42.9590198Z",
161 "size": 40,
162 "price": 270.31,
163 "trade_id": 5032,
164 "is_intermarket_sweep": true,
165 "is_extended_hours_trade": true,
166 "is_odd_lot_trade": true,
167 "is_trade_through_exempt": false,
168 "is_single_price_cross_trade": false
169 },
170 Level 1 Quotes
Best bid and ask prices with corresponding quote sizes
Pre-market and after-hours quote activity indicators
You can:
Monitor spread changes and top-of-book liquidity in real time
Build quote-driven trading and execution strategies
Analyze price movement and market responsiveness over time
1[
2 {
3 "symbol": "AAPL",
4 "timestamp_nanos": 1777374497211730751,
5 "timestamp": "2026-04-28T11:08:17.2117307Z",
6 "is_symbol_available": true,
7 "is_pre_post_market_session": true,
8 "ask_size": 0,
9 "ask_price": 0,
10 "bid_price": 0,
11 "bid_size": 0
12 },
13 {
14 "symbol": "AAPL",
15 "timestamp_nanos": 1777382398867159968,
16 "timestamp": "2026-04-28T13:19:58.8671599Z",
17 "is_symbol_available": true,
18 "is_pre_post_market_session": true,
19 "ask_size": 0,
20 "ask_price": 0,
21 "bid_price": 257.45,
22 "bid_size": 145
23 },
24 {
25 "symbol": "AAPL",
26 "timestamp_nanos": 1777382398867161371,
27 "timestamp": "2026-04-28T13:19:58.8671613Z",
28 "is_symbol_available": true,
29 "is_pre_post_market_session": true,
30 "ask_size": 100,
31 "ask_price": 284.72,
32 "bid_price": 257.45,
33 "bid_size": 145
34 },
35 {
36 "symbol": "AAPL",
37 "timestamp_nanos": 1777382400462741797,
38 "timestamp": "2026-04-28T13:20:00.4627417Z",
39 "is_symbol_available": true,
40 "is_pre_post_market_session": true,
41 "ask_size": 0,
42 "ask_price": 0,
43 "bid_price": 257.45,
44 "bid_size": 145
45 },
46 {
47 "symbol": "AAPL",
48 "timestamp_nanos": 1777382400462745920,
49 "timestamp": "2026-04-28T13:20:00.4627459Z",
50 "is_symbol_available": true,
51 "is_pre_post_market_session": true,
52 "ask_size": 0,
53 "ask_price": 0,
54 "bid_price": 0,
55 "bid_size": 0
56 },
57 {
58 "symbol": "AAPL",
59 "timestamp_nanos": 1777382700005215934,
60 "timestamp": "2026-04-28T13:25:00.0052159Z",
61 "is_symbol_available": true,
62 "is_pre_post_market_session": true,
63 "ask_size": 2495,
64 "ask_price": 271.01,
65 "bid_price": 0,
66 "bid_size": 0
67 },
68 {
69 "symbol": "AAPL",
70 "timestamp_nanos": 1777382700005685854,
71 "timestamp": "2026-04-28T13:25:00.0056858Z",
72 "is_symbol_available": true,
73 "is_pre_post_market_session": true,
74 "ask_size": 2495,
75 "ask_price": 270.86,
76 "bid_price": 0,
77 "bid_size": 0
78 },
79 {
80 "symbol": "AAPL",
81 "timestamp_nanos": 1777382700005722047,
82 "timestamp": "2026-04-28T13:25:00.0057220Z",
83 "is_symbol_available": true,
84 "is_pre_post_market_session": true,
85 "ask_size": 0,
86 "ask_price": 0,
87 "bid_price": 0,
88 "bid_size": 0
89 },
90 {
91 "symbol": "AAPL",
92 "timestamp_nanos": 1777382850039993718,
93 "timestamp": "2026-04-28T13:27:30.0399937Z",
94 "is_symbol_available": true,
95 "is_pre_post_market_session": true,
96 "ask_size": 965,
97 "ask_price": 271.01,
98 "bid_price": 0,
99 "bid_size": 0
100 },
101 {
102 "symbol": "AAPL",
103 "timestamp_nanos": 1777382850040058969,
104 "timestamp": "2026-04-28T13:27:30.0400589Z",
105 "is_symbol_available": true,
106 "is_pre_post_market_session": true,
107 "ask_size": 965,
108 "ask_price": 270.9,
109 "bid_price": 0,
110 "bid_size": 0
111 },
112 {
113 "symbol": "AAPL",
114 "timestamp_nanos": 1777382850040601512,
115 "timestamp": "2026-04-28T13:27:30.0406015Z",
116 "is_symbol_available": true,
117 "is_pre_post_market_session": true,
118 "ask_size": 665,
119 "ask_price": 270.9,
120 "bid_price": 0,
121 "bid_size": 0
122 },
123 {
124 "symbol": "AAPL",
125 "timestamp_nanos": 1777382850040663851,
126 "timestamp": "2026-04-28T13:27:30.0406638Z",
127 "is_symbol_available": true,
128 "is_pre_post_market_session": true,
129 "ask_size": 365,
130 "ask_price": 270.9,
131 "bid_price": 0,
132 "bid_size": 0
133 },
134 {
135 "symbol": "AAPL",
136 "timestamp_nanos": 1777382850040778708,
137 "timestamp": "2026-04-28T13:27:30.0407787Z",
138 "is_symbol_available": true,
139 "is_pre_post_market_session": true,
140 "ask_size": 0,
141 "ask_price": 0,
142 "bid_price": 0,
143 "bid_size": 0
144 },
145 {
146 "symbol": "AAPL",
147 "timestamp_nanos": 1777382880017189394,
148 "timestamp": "2026-04-28T13:28:00.0171893Z",
149 "is_symbol_available": true,
150 "is_pre_post_market_session": true,
151 "ask_size": 0,
152 "ask_price": 0,
153 "bid_price": 271.34,
154 "bid_size": 4427
155 },
156 {
157 "symbol": "AAPL",
158 "timestamp_nanos": 1777382880017606780,
159 "timestamp": "2026-04-28T13:28:00.0176067Z",
160 "is_symbol_available": true,
161 "is_pre_post_market_session": true,
162 "ask_size": 0,
163 "ask_price": 0,
164 "bid_price": 271.45,
165 "bid_size": 4427
166 },
167 {
168 "symbol": "AAPL",
169 "timestamp_nanos": 1777382880017646138,
170 "timestamp": "2026-04-28T13:28:00.0176461Z",
171 "is_symbol_available": true,
172 "is_pre_post_market_session": true,
173 "ask_size": 0,
174 "ask_price": 0,
175 "bid_price": 0,
176 "bid_size": 0
177 },
178 {
179 "symbol": "AAPL",
180 "timestamp_nanos": 1777382997203194644,
181 "timestamp": "2026-04-28T13:29:57.2031946Z",
182 "is_symbol_available": true,
183 "is_pre_post_market_session": true,
184 "ask_size": 0,
185 "ask_price": 0,
186 "bid_price": 258.66,
187 "bid_size": 105
188 },
189 {
190 "symbol": "AAPL",
191 "timestamp_nanos": 1777382997203197618,
192 "timestamp": "2026-04-28T13:29:57.2031976Z",
193 "is_symbol_available": true,
194 "is_pre_post_market_session": true,
195 "ask_size": 100,
196 "ask_price": 286.11,
197 "bid_price": 258.66,
198 "bid_size": 105
199 },
200 Level 2 Price Levels
Aggregated market depth with buy and sell price levels
Order size updates and side-specific liquidity information
You can:
Track order book imbalance and market pressure shifts
Analyze liquidity concentration across price ranges
Build market depth and execution analytics models
1
2 {
3 "symbol": "AAPL",
4 "timestamp_nanos": 1777381168151981345,
5 "timestamp": "2026-04-28T12:59:28.1519813Z",
6 "is_side_buy": true,
7 "is_event_processing_complete": true,
8 "size": 40,
9 "price": 269.88
10 },
11 {
12 "symbol": "AAPL",
13 "timestamp_nanos": 1777381177428571449,
14 "timestamp": "2026-04-28T12:59:37.4285714Z",
15 "is_side_buy": true,
16 "is_event_processing_complete": true,
17 "size": 0,
18 "price": 269.88
19 },
20 {
21 "symbol": "AAPL",
22 "timestamp_nanos": 1777381177428607085,
23 "timestamp": "2026-04-28T12:59:37.4286070Z",
24 "is_side_buy": true,
25 "is_event_processing_complete": true,
26 "size": 40,
27 "price": 269.89
28 },
29 {
30 "symbol": "AAPL",
31 "timestamp_nanos": 1777381179043604585,
32 "timestamp": "2026-04-28T12:59:39.0436045Z",
33 "is_side_buy": true,
34 "is_event_processing_complete": true,
35 "size": 0,
36 "price": 269.89
37 },
38 {
39 "symbol": "AAPL",
40 "timestamp_nanos": 1777381179043913859,
41 "timestamp": "2026-04-28T12:59:39.0439138Z",
42 "is_side_buy": true,
43 "is_event_processing_complete": true,
44 "size": 40,
45 "price": 269.88
46 },
47 {
48 "symbol": "AAPL",
49 "timestamp_nanos": 1777381182680133102,
50 "timestamp": "2026-04-28T12:59:42.6801331Z",
51 "is_side_buy": true,
52 "is_event_processing_complete": true,
53 "size": 0,
54 "price": 269.88
55 },
56 {
57 "symbol": "AAPL",
58 "timestamp_nanos": 1777381182784435903,
59 "timestamp": "2026-04-28T12:59:42.7844359Z",
60 "is_side_buy": true,
61 "is_event_processing_complete": true,
62 "size": 40,
63 "price": 269.76
64 },
65 {
66 "symbol": "AAPL",
67 "timestamp_nanos": 1777381184183280673,
68 "timestamp": "2026-04-28T12:59:44.1832806Z",
69 "is_side_buy": true,
70 "is_event_processing_complete": true,
71 "size": 0,
72 "price": 269.76
73 },
74 {
75 "symbol": "AAPL",
76 "timestamp_nanos": 1777381184183307278,
77 "timestamp": "2026-04-28T12:59:44.1833072Z",
78 "is_side_buy": true,
79 "is_event_processing_complete": true,
80 "size": 40,
81 "price": 269.8
82 },
83 {
84 "symbol": "AAPL",
85 "timestamp_nanos": 1777381202235504794,
86 "timestamp": "2026-04-28T13:00:02.2355047Z",
87 "is_side_buy": true,
88 "is_event_processing_complete": true,
89 "size": 0,
90 "price": 269.8
91 },
92 {
93 "symbol": "AAPL",
94 "timestamp_nanos": 1777381202235524042,
95 "timestamp": "2026-04-28T13:00:02.2355240Z",
96 "is_side_buy": true,
97 "is_event_processing_complete": true,
98 "size": 40,
99 "price": 269.81
100 },
101 {
102 "symbol": "AAPL",
103 "timestamp_nanos": 1777381202736292945,
104 "timestamp": "2026-04-28T13:00:02.7362929Z",
105 "is_side_buy": true,
106 "is_event_processing_complete": true,
107 "size": 0,
108 "price": 269.81
109 },
110 {
111 "symbol": "AAPL",
112 "timestamp_nanos": 1777381202736315582,
113 "timestamp": "2026-04-28T13:00:02.7363155Z",
114 "is_side_buy": true,
115 "is_event_processing_complete": true,
116 "size": 40,
117 "price": 269.82
118 },
119 {
120 "symbol": "AAPL",
121 "timestamp_nanos": 1777381203240502350,
122 "timestamp": "2026-04-28T13:00:03.2405023Z",
123 "is_side_buy": true,
124 "is_event_processing_complete": true,
125 "size": 0,
126 "price": 269.82
127 },
128 {
129 "symbol": "AAPL",
130 "timestamp_nanos": 1777381203240524123,
131 "timestamp": "2026-04-28T13:00:03.2405241Z",
132 "is_side_buy": true,
133 "is_event_processing_complete": true,
134 "size": 40,
135 "price": 269.83
136 },
137 {
138 "symbol": "AAPL",
139 "timestamp_nanos": 1777381203567075665,
140 "timestamp": "2026-04-28T13:00:03.5670756Z",
141 "is_side_buy": true,
142 "is_event_processing_complete": true,
143 "size": 0,
144 "price": 269.83
145 },
146 {
147 "symbol": "AAPL",
148 "timestamp_nanos": 1777381203567112580,
149 "timestamp": "2026-04-28T13:00:03.5671125Z",
150 "is_side_buy": true,
151 "is_event_processing_complete": true,
152 "size": 40,
153 "price": 270.06
154 },
155 {
156 "symbol": "AAPL",
157 "timestamp_nanos": 1777381205258750980,
158 "timestamp": "2026-04-28T13:00:05.2587509Z",
159 "is_side_buy": true,
160 "is_event_processing_complete": true,
161 "size": 0,
162 "price": 270.06
163 },
164 {
165 "symbol": "AAPL",
166 "timestamp_nanos": 1777381205258770686,
167 "timestamp": "2026-04-28T13:00:05.2587706Z",
168 "is_side_buy": true,
169 "is_event_processing_complete": true,
170 "size": 40,
171 "price": 270.08
172 },
173 {
174 "symbol": "AAPL",
175 "timestamp_nanos": 1777381213611447783,
176 "timestamp": "2026-04-28T13:00:13.6114477Z",
177 "is_side_buy": true,
178 "is_event_processing_complete": true,
179 "size": 0,
180 "price": 270.08
181 },
182 {
183 "symbol": "AAPL",
184 "timestamp_nanos": 1777381213611520375,
185 "timestamp": "2026-04-28T13:00:13.6115203Z",
186 "is_side_buy": true,
187 "is_event_processing_complete": true,
188 "size": 40,
189 "price": 270.16
190 },
191 {
192 "symbol": "AAPL",
193 "timestamp_nanos": 1777381213700532713,
194 "timestamp": "2026-04-28T13:00:13.7005327Z",
195 "is_side_buy": true,
196 "is_event_processing_complete": true,
197 "size": 0,
198 "price": 270.16
199 },
200 Level 3 Order Book
Full order lifecycle events including add, modify, delete, and execute
Order-level timestamps, prices, sizes, and order identifiers
You can:
Reconstruct the complete historical order book
Analyze high-frequency trading and liquidity flow behavior
Build advanced market microstructure and execution simulations
1[
2 {
3 "add_order": {
4 "symbol": "AAPL",
5 "timestamp_nanos": 1777381168151981345,
6 "timestamp": "2026-04-28T12:59:28.1519813Z",
7 "is_side_buy": true,
8 "size": 40,
9 "price": 269.88,
10 "order_id": 180706935048247347
11 }
12 },
13 {
14 "delete_order": {
15 "symbol": "AAPL",
16 "timestamp_nanos": 1777381177428571449,
17 "timestamp": "2026-04-28T12:59:37.4285714Z",
18 "order_id_reference": 180706935048247347
19 }
20 },
21 {
22 "add_order": {
23 "symbol": "AAPL",
24 "timestamp_nanos": 1777381177428607085,
25 "timestamp": "2026-04-28T12:59:37.4286070Z",
26 "is_side_buy": true,
27 "size": 40,
28 "price": 269.89,
29 "order_id": 180706935048247358
30 }
31 },
32 {
33 "delete_order": {
34 "symbol": "AAPL",
35 "timestamp_nanos": 1777381179043604585,
36 "timestamp": "2026-04-28T12:59:39.0436045Z",
37 "order_id_reference": 180706935048247358
38 }
39 },
40 {
41 "add_order": {
42 "symbol": "AAPL",
43 "timestamp_nanos": 1777381179043913859,
44 "timestamp": "2026-04-28T12:59:39.0439138Z",
45 "is_side_buy": true,
46 "size": 40,
47 "price": 269.88,
48 "order_id": 180706935048247360
49 }
50 },
51 {
52 "delete_order": {
53 "symbol": "AAPL",
54 "timestamp_nanos": 1777381182680133102,
55 "timestamp": "2026-04-28T12:59:42.6801331Z",
56 "order_id_reference": 180706935048247360
57 }
58 },
59 {
60 "add_order": {
61 "symbol": "AAPL",
62 "timestamp_nanos": 1777381182784435903,
63 "timestamp": "2026-04-28T12:59:42.7844359Z",
64 "is_side_buy": true,
65 "size": 40,
66 "price": 269.76,
67 "order_id": 180706935048247362
68 }
69 },
70 {
71 "delete_order": {
72 "symbol": "AAPL",
73 "timestamp_nanos": 1777381184183280673,
74 "timestamp": "2026-04-28T12:59:44.1832806Z",
75 "order_id_reference": 180706935048247362
76 }
77 },
78 {
79 "add_order": {
80 "symbol": "AAPL",
81 "timestamp_nanos": 1777381184183307278,
82 "timestamp": "2026-04-28T12:59:44.1833072Z",
83 "is_side_buy": true,
84 "size": 40,
85 "price": 269.8,
86 "order_id": 180706935048247365
87 }
88 },
89 {
90 "delete_order": {
91 "symbol": "AAPL",
92 "timestamp_nanos": 1777381202235504794,
93 "timestamp": "2026-04-28T13:00:02.2355047Z",
94 "order_id_reference": 180706935048247365
95 }
96 },
97 {
98 "add_order": {
99 "symbol": "AAPL",
100 "timestamp_nanos": 1777381202235524042,
101 "timestamp": "2026-04-28T13:00:02.2355240Z",
102 "is_side_buy": true,
103 "size": 40,
104 "price": 269.81,
105 "order_id": 180706935048247379
106 }
107 },
108 {
109 "delete_order": {
110 "symbol": "AAPL",
111 "timestamp_nanos": 1777381202736292945,
112 "timestamp": "2026-04-28T13:00:02.7362929Z",
113 "order_id_reference": 180706935048247379
114 }
115 },
116 {
117 "add_order": {
118 "symbol": "AAPL",
119 "timestamp_nanos": 1777381202736315582,
120 "timestamp": "2026-04-28T13:00:02.7363155Z",
121 "is_side_buy": true,
122 "size": 40,
123 "price": 269.82,
124 "order_id": 180706935048247381
125 }
126 },
127 {
128 "delete_order": {
129 "symbol": "AAPL",
130 "timestamp_nanos": 1777381203240502350,
131 "timestamp": "2026-04-28T13:00:03.2405023Z",
132 "order_id_reference": 180706935048247381
133 }
134 },
135 {
136 "add_order": {
137 "symbol": "AAPL",
138 "timestamp_nanos": 1777381203240524123,
139 "timestamp": "2026-04-28T13:00:03.2405241Z",
140 "is_side_buy": true,
141 "size": 40,
142 "price": 269.83,
143 "order_id": 180706935048247385
144 }
145 },
146 {
147 "delete_order": {
148 "symbol": "AAPL",
149 "timestamp_nanos": 1777381203567075665,
150 "timestamp": "2026-04-28T13:00:03.5670756Z",
151 "order_id_reference": 180706935048247385
152 }
153 },
154 {
155 "add_order": {
156 "symbol": "AAPL",
157 "timestamp_nanos": 1777381203567112580,
158 "timestamp": "2026-04-28T13:00:03.5671125Z",
159 "is_side_buy": true,
160 "size": 40,
161 "price": 270.06,
162 "order_id": 180706935048247386
163 }
164 },
165 {
166 "delete_order": {
167 "symbol": "AAPL",
168 "timestamp_nanos": 1777381205258750980,
169 "timestamp": "2026-04-28T13:00:05.2587509Z",
170 "order_id_reference": 180706935048247386
171 }
172 },
173 {
174 "add_order": {
175 "symbol": "AAPL",
176 "timestamp_nanos": 1777381205258770686,
177 "timestamp": "2026-04-28T13:00:05.2587706Z",
178 "is_side_buy": true,
179 "size": 40,
180 "price": 270.08,
181 "order_id": 180706935048247396
182 }
183 },
184 {
185 "delete_order": {
186 "symbol": "AAPL",
187 "timestamp_nanos": 1777381213611447783,
188 "timestamp": "2026-04-28T13:00:13.6114477Z",
189 "order_id_reference": 180706935048247396
190 }
191 },
192 {
193 "add_order": {
194 "symbol": "AAPL",
195 "timestamp_nanos": 1777381213611520375,
196 "timestamp": "2026-04-28T13:00:13.6115203Z",
197 "is_side_buy": true,
198 "size": 40,
199 "price": 270.16,
200 "order_id": 180706935048247435
201 }
202 },
203 {
204 "delete_order": {
205 "symbol": "AAPL",
206 "timestamp_nanos": 1777381213700532713,
207 "timestamp": "2026-04-28T13:00:13.7005327Z",
208 "order_id_reference": 180706935048247435
209 }
210 },
211 System Events
Market session start/end events and exchange operational messages
Trading session transitions and system-wide status updates
You can:
Synchronize systems with exchange trading schedules
Monitor exchange operational activity throughout the trading day
Analyze historical market session behavior and timing events
1[
2 {
3 "timestamp_nanos": 1777374497211712816,
4 "timestamp": "2026-04-28T11:08:17.2117128Z",
5 "system_event": 79,
6 "system_event_code": "O",
7 "system_event_text": "Start of Messages – Outside of heartbeat messages on the lower level protocol, the start of day message is the first message sent in any trading session.",
8 "is_system_event_start_of_messages": true,
9 "is_system_event_start_of_system_hours": false,
10 "is_system_event_start_of_regular_market_hours": false,
11 "is_system_event_end_of_regular_market_hours": false,
12 "is_system_event_end_of_system_hours": false,
13 "is_system_event_end_of_messages": false
14 },
15 {
16 "timestamp_nanos": 1777377600000907677,
17 "timestamp": "2026-04-28T12:00:00.0009076Z",
18 "system_event": 83,
19 "system_event_code": "S",
20 "system_event_text": "Start of System Hours – This message indicates that IEX is open and ready to start accepting orders.",
21 "is_system_event_start_of_messages": false,
22 "is_system_event_start_of_system_hours": true,
23 "is_system_event_start_of_regular_market_hours": false,
24 "is_system_event_end_of_regular_market_hours": false,
25 "is_system_event_end_of_system_hours": false,
26 "is_system_event_end_of_messages": false
27 },
28 {
29 "timestamp_nanos": 1777383000000386523,
30 "timestamp": "2026-04-28T13:30:00.0003865Z",
31 "system_event": 82,
32 "system_event_code": "R",
33 "system_event_text": "Start of Regular Market Hours – This message indicates that DAY and GTX orders, as well as market orders and pegged orders, are available for execution on IEX.",
34 "is_system_event_start_of_messages": false,
35 "is_system_event_start_of_system_hours": false,
36 "is_system_event_start_of_regular_market_hours": true,
37 "is_system_event_end_of_regular_market_hours": false,
38 "is_system_event_end_of_system_hours": false,
39 "is_system_event_end_of_messages": false
40 },
41 {
42 "timestamp_nanos": 1777406400000530241,
43 "timestamp": "2026-04-28T20:00:00.0005302Z",
44 "system_event": 77,
45 "system_event_code": "M",
46 "system_event_text": "End of Regular Market Hours – This message indicates that DAY orders, market orders, and pegged orders are no longer accepted by IEX.",
47 "is_system_event_start_of_messages": false,
48 "is_system_event_start_of_system_hours": false,
49 "is_system_event_start_of_regular_market_hours": false,
50 "is_system_event_end_of_regular_market_hours": true,
51 "is_system_event_end_of_system_hours": false,
52 "is_system_event_end_of_messages": false
53 },
54 {
55 "timestamp_nanos": 1777410000000375931,
56 "timestamp": "2026-04-28T21:00:00.0003759Z",
57 "system_event": 69,
58 "system_event_code": "E",
59 "system_event_text": "End of System Hours – This message indicates that IEX is now closed and will not accept any new orders during this trading session. It is still possible to receive messages after the end of day.",
60 "is_system_event_start_of_messages": false,
61 "is_system_event_start_of_system_hours": false,
62 "is_system_event_start_of_regular_market_hours": false,
63 "is_system_event_end_of_regular_market_hours": false,
64 "is_system_event_end_of_system_hours": true,
65 "is_system_event_end_of_messages": false
66 },
67 {
68 "timestamp_nanos": 1777410600006456422,
69 "timestamp": "2026-04-28T21:10:00.0064564Z",
70 "system_event": 67,
71 "system_event_code": "C",
72 "system_event_text": "End of Messages – This is always the last message sent in any trading session.",
73 "is_system_event_start_of_messages": false,
74 "is_system_event_start_of_system_hours": false,
75 "is_system_event_start_of_regular_market_hours": false,
76 "is_system_event_end_of_regular_market_hours": false,
77 "is_system_event_end_of_system_hours": false,
78 "is_system_event_end_of_messages": true
79 }
80]List of Exchanges
Exchange IDs, MIC codes, country codes, and market metadata
Venue status, legal entity names, and operating MIC details
You can:
Discover supported global exchanges and trading venues
Build exchange lookup tables and reference datasets
Power multi-exchange analytics and market coverage tools
1[
2 {
3 "exchange_id": "ATFX",
4 "last_datapoint_date": "2025-09-25",
5 "mic": "ATFX",
6 "operating_mic": "XMIL",
7 "oprt_sgmt": "SGMT",
8 "market_name_institution_description": "ATFUND MTF",
9 "legal_entity_name": "BORSA ITALIANA S.P.A.",
10 "lei": "8156005391EE905D3124",
11 "market_category_code": "MLTF",
12 "acronym": "ATFUND",
13 "iso_country_code": "IT",
14 "city": "MILAN",
15 "website": "WWW.BORSAITALIANA.IT",
16 "status": "ACTIVE",
17 "creation_date": "2018-07-23T00:00:00.0000000Z",
18 "last_update_date": "2023-04-24T00:00:00.0000000Z",
19 "last_validation_date": "2023-04-24T00:00:00.0000000Z",
20 "comments": "MULTILATERAL TRADING FACILITY FOR OPEN END FUNDS."
21 },
22 {
23 "exchange_id": "XMLI",
24 "last_datapoint_date": "2026-02-09",
25 "mic": "XMLI",
26 "operating_mic": "XPAR",
27 "oprt_sgmt": "SGMT",
28 "market_name_institution_description": "EURONEXT ACCESS PARIS",
29 "legal_entity_name": "EURONEXT GROUP",
30 "lei": "9695005FC092L0GTDS86",
31 "market_category_code": "MLTF",
32 "iso_country_code": "FR",
33 "city": "PARIS",
34 "website": "WWW.EURONEXT.COM",
35 "status": "ACTIVE",
36 "creation_date": "2006-06-26T00:00:00.0000000Z",
37 "last_update_date": "2025-12-22T00:00:00.0000000Z"
38 },
39 {
40 "exchange_id": "XBRU",
41 "last_datapoint_date": "2026-02-09",
42 "mic": "XBRU",
43 "operating_mic": "XBRU",
44 "oprt_sgmt": "OPRT",
45 "market_name_institution_description": "EURONEXT - EURONEXT BRUSSELS",
46 "lei": "5493007YLUF2KAS0TM17",
47 "market_category_code": "RMKT",
48 "iso_country_code": "BE",
49 "city": "BRUSSELS",
50 "website": "WWW.EURONEXT.COM",
51 "status": "ACTIVE",
52 "creation_date": "2005-06-27T00:00:00.0000000Z",
53 "last_update_date": "2015-04-27T00:00:00.0000000Z"
54 },
55 {
56 "exchange_id": "XJAM",
57 "last_datapoint_date": "2026-05-01",
58 "mic": "XJAM",
59 "operating_mic": "XJAM",
60 "oprt_sgmt": "OPRT",
61 "market_name_institution_description": "JAMAICA STOCK EXCHANGE",
62 "market_category_code": "NSPD",
63 "iso_country_code": "JM",
64 "city": "KINGSTON",
65 "website": "WWW.JAMSTOCKEX.COM",
66 "status": "ACTIVE",
67 "creation_date": "2005-06-27T00:00:00.0000000Z",
68 "last_update_date": "2005-06-27T00:00:00.0000000Z"
69 },
70 {
71 "exchange_id": "XAMS",
72 "last_datapoint_date": "2026-02-09",
73 "mic": "XAMS",
74 "operating_mic": "XAMS",
75 "oprt_sgmt": "OPRT",
76 "market_name_institution_description": "EURONEXT - EURONEXT AMSTERDAM",
77 "lei": "724500V6UOK62XEZ2L78",
78 "market_category_code": "RMKT",
79 "iso_country_code": "NL",
80 "city": "AMSTERDAM",
81 "website": "WWW.EURONEXT.COM",
82 "status": "ACTIVE",
83 "creation_date": "2005-06-27T00:00:00.0000000Z",
84 "last_update_date": "2015-04-27T00:00:00.0000000Z"
85 },
86 {
87 "exchange_id": "ROCO",
88 "last_datapoint_date": "2026-05-01",
89 "mic": "ROCO",
90 "operating_mic": "ROCO",
91 "oprt_sgmt": "OPRT",
92 "market_name_institution_description": "TAIPEI EXCHANGE",
93 "market_category_code": "NSPD",
94 "acronym": "TPEX",
95 "iso_country_code": "TW",
96 "city": "TAIPEI",
97 "website": "WWW.TPEX.ORG.TW",
98 "status": "ACTIVE",
99 "creation_date": "2005-06-27T00:00:00.0000000Z",
100 "last_update_date": "2015-04-27T00:00:00.0000000Z"
101 },
102 {
103 "exchange_id": "EXGM",
104 "last_datapoint_date": "2026-02-09",
105 "mic": "EXGM",
106 "operating_mic": "XMIL",
107 "oprt_sgmt": "SGMT",
108 "market_name_institution_description": "EURONEXT GROWTH MILAN",
109 "legal_entity_name": "BORSA ITALIANA S.P.A.",
110 "lei": "8156005391EE905D3124",
111 "market_category_code": "MLTF",
112 "acronym": "EGM",
113 "iso_country_code": "IT",
114 "city": "MILAN",
115 "website": "WWW.BORSAITALIANA.IT",
116 "status": "ACTIVE",
117 "creation_date": "2021-10-25T00:00:00.0000000Z",
118 "last_update_date": "2023-03-27T00:00:00.0000000Z",
119 "last_validation_date": "2023-03-27T00:00:00.0000000Z",
120 "comments": "MULTILATERAL TRADING FACILITY DEDICATED TO DYNAMIC AND COMPETITIVE SMES, WHICH ARE LOOKING FOR CAPITAL TO FINANCE THEIR GROWTH."
121 },
122 {
123 "exchange_id": "XSHG",
124 "last_datapoint_date": "2026-05-01",
125 "mic": "XSHG",
126 "operating_mic": "XSHG",
127 "oprt_sgmt": "OPRT",
128 "market_name_institution_description": "SHANGHAI STOCK EXCHANGE",
129 "lei": "300300LRJ5FEZ23N8725",
130 "market_category_code": "NSPD",
131 "acronym": "SSE",
132 "iso_country_code": "CN",
133 "city": "SHANGHAI",
134 "website": "WWW.SSE.COM.CN",
135 "status": "ACTIVE",
136 "creation_date": "2005-06-27T00:00:00.0000000Z",
137 "last_update_date": "2014-08-25T00:00:00.0000000Z"
138 },
139 {List Symbols for Exchange
Supported symbol IDs, company names, and security categories
Exchange-specific listing and symbol metadata
You can:
Validate symbols before requesting market data
Build searchable symbol directories and lookup systems
Maintain accurate metadata for trading and analytics applications
1[
2 {
3 "symbol_id": "A",
4 "exchange_id": "IEXG",
5 "security_category": "Common Stock",
6 "name": "AGILENT TECHNOLOGIES INC",
7 "date": "2026-04-30",
8 "is_lit": true,
9 "is_enabled": true
10 },
11 {
12 "symbol_id": "AA",
13 "exchange_id": "IEXG",
14 "security_category": "Common Stock",
15 "name": "ALCOA CORP",
16 "date": "2026-04-30",
17 "is_lit": true,
18 "is_enabled": true
19 },
20 {
21 "symbol_id": "AAA",
22 "exchange_id": "IEXG",
23 "security_category": "Common Stock",
24 "name": "ALTERNATIVE ACC FIRST PRIOR",
25 "date": "2026-04-30",
26 "is_lit": true,
27 "is_enabled": true
28 },
29 {
30 "symbol_id": "AAAA",
31 "exchange_id": "IEXG",
32 "security_category": "Common Stock",
33 "name": "AMPLIUS AGGRESSIVE A ALL ETF",
34 "date": "2026-04-30",
35 "is_lit": true,
36 "is_enabled": true
37 },
38 {
39 "symbol_id": "AAAC",
40 "exchange_id": "IEXG",
41 "security_category": "Common Stock",
42 "name": "COLUMBIA AAA CLO ETF",
43 "date": "2026-04-30",
44 "is_lit": true,
45 "is_enabled": true
46 },
47 {
48 "symbol_id": "AAAU",
49 "exchange_id": "IEXG",
50 "security_category": "Common Stock",
51 "name": "GOLDMAN SACHS PHYSICAL GOLD",
52 "date": "2026-04-30",
53 "is_lit": true,
54 "is_enabled": true
55 },
56 {
57 "symbol_id": "AACB",
58 "exchange_id": "IEXG",
59 "security_category": "Common Stock",
60 "name": "ARTIUS II ACQUISITION INC-A",
61 "date": "2026-04-30",
62 "is_lit": true,
63 "is_enabled": true
64 },
65 {
66 "symbol_id": "AACBR",
67 "exchange_id": "IEXG",
68 "security_category": "Common Stock",
69 "name": "ARTIUS II ACQUISITION INC",
70 "date": "2026-04-30",
71 "is_lit": true,
72 "is_enabled": true
73 },
74 {
75 "symbol_id": "AACBU",
76 "exchange_id": "IEXG",
77 "security_category": "Common Stock",
78 "name": "ARTIUS II ACQUISITION INC",
79 "date": "2026-04-30",
80 "is_lit": true,
81 "is_enabled": true
82 },
83 {
84 "symbol_id": "AACG",
85 "exchange_id": "IEXG",
86 "security_category": "Common Stock",
87 "name": "ATA CREATIVITY GLOBAL - ADR",
88 "date": "2026-04-30",
89 "is_lit": true,
90 "is_enabled": true
91 },
92 {
93 "symbol_id": "AACI",
94 "exchange_id": "IEXG",
95 "security_category": "Common Stock",
96 "name": "ARMADA ACQ CORP III-A",
97 "date": "2026-04-30",
98 "is_lit": true,
99 "is_enabled": true
100 },
101 {
102 "symbol_id": "AACIU",
103 "exchange_id": "IEXG",
104 "security_category": "Common Stock",
105 "name": "ARMADA ACQUISITION CORP III",
106 "date": "2026-04-30",
107 "is_lit": true,
108 "is_enabled": true
109 },
110 {
111 "symbol_id": "AACIW",
112 "exchange_id": "IEXG",
113 "security_category": "Common Stock",
114 "name": "",
115 "date": "2026-04-30",
116 "is_lit": true,
117 "is_enabled": true
118 },
119 {
120 "symbol_id": "AACO",
121 "exchange_id": "IEXG",
122 "security_category": "Common Stock",
123 "name": "ABONY ACQUISITION CORP I-A",
124 "date": "2026-04-30",
125 "is_lit": true,
126 "is_enabled": true
127 },
128 {
129 "symbol_id": "AACOU",
130 "exchange_id": "IEXG",
131 "security_category": "Common Stock",
132 "name": "ABONY ACQUISITION CORP I",
133 "date": "2026-04-30",
134 "is_lit": true,
135 "is_enabled": true
136 },
137 {
138 "symbol_id": "AACOW",
139 "exchange_id": "IEXG",
140 "security_category": "Common Stock",
141 "name": "",
142 "date": "2026-04-30",
143 "is_lit": true,
144 "is_enabled": true
145 },
146 {
147 "symbol_id": "AACPU",
148 "exchange_id": "IEXG",
149 "security_category": "Common Stock",
150 "name": "APOGEE ACQUISITION CORP",
151 "date": "2026-04-30",
152 "is_lit": true,
153 "is_enabled": true
154 },
155 {
156 "symbol_id": "AACT",
157 "exchange_id": "IEXG",
158 "security_category": "Common Stock",
159 "name": "ARES ACQUISITION CORP II",
160 "date": "2025-09-10",
161 "is_lit": true,
162 "is_enabled": true
163 },
164 {
165 "symbol_id": "AACT\u002B",
166 "exchange_id": "IEXG",
167 "security_category": "Warrants",
168 "name": "",
169 "date": "2025-09-10",
170 "is_lit": true,
171 "is_enabled": true
172 },
173 {
174 "symbol_id": "AACT=",
175 "exchange_id": "IEXG",
176 "security_category": "Units",
177 "name": "ARES ACQUISITION CORP II",
178 "date": "2025-09-10",
179 "is_lit": true,
180 "is_enabled": true
181 },
182 {
183 "symbol_id": "AADR",
184 "exchange_id": "IEXG",
185 "security_category": "Common Stock",
186 "name": "ADVISORSHARES DORSEY WRIGHT",
187 "date": "2026-04-30",
188 "is_lit": true,
189 "is_enabled": true
190 },
191 {
192 "symbol_id": "AAEQ",
193 "exchange_id": "IEXG",
194 "security_category": "Common Stock",
195 "name": "ALPHA ARCHITCT US EQTY 2 ETF",
196 "date": "2026-04-30",
197 "is_lit": true,
198 "is_enabled": true
199 },
200 {
201 "symbol_id": "AAL",
202 "exchange_id": "IEXG",
203 "security_category": "Common Stock",
204 "name": "AMERICAN AIRLINES GROUP INC",
205 "date": "2026-04-30",
206 "is_lit": true,
207 "is_enabled": true
208 },
209 