Listing (Nasdaq Trader)
Symbol Directory: MDXG →Listing ExchangeNasdaq (Q)
Market CategoryCapital Market (S)
ETFNo
Round Lot Size100 shares
Financial StatusNormal (N)
Test IssueNo
Listing Since2026-09-20 05:30:00 UTC
SEC Ticker EquivalentMDXG
Regulatory Flags (Nasdaq Trader)
Symbol: MDXGRule 201 Short Sale Circuit Breakers Triggered
Alternative uptick rule (Rule 201) triggered by a ≥10% price decline from previous day's close (most recent first, up to 50 triggers).
| Trade Date | Trigger Time (ET) |
|---|---|
| 2026-07-31 | 2026-07-30T09:30:06 |
| 2026-07-30 | 2026-07-30T09:30:06 |
| 2026-04-30 | 2026-04-29T13:27:56 |
| 2026-04-29 | 2026-04-29T13:27:56 |
| 2026-04-17 | 2026-04-16T10:24:15 |
| 2026-04-16 | 2026-04-16T10:24:15 |
| 2025-07-16 | 2025-07-15T09:30:02 |
| 2025-07-15 | 2025-07-15T09:30:02 |
| 2025-05-02 | 2025-05-01T12:30:06 |
| 2025-05-01 | 2025-05-01T12:30:06 |
| 2024-08-02 | 2024-08-01T09:30:00 |
| 2024-08-01 | 2024-08-01T09:30:00 |
| 2024-04-26 | 2024-04-25T09:39:42 |
| 2024-04-25 | 2024-04-25T09:39:42 |
| 2024-01-03 | 2024-01-02T09:44:06 |
| 2024-01-02 | 2024-01-02T09:44:06 |
| 2023-03-27 | 2023-03-24T11:37:23 |
| 2023-03-24 | 2023-03-24T11:37:23 |
| 2023-03-02 | 2023-03-01T09:45:18 |
| 2023-03-01 | 2023-03-01T09:45:18 |
| 2022-12-20 | 2022-12-19T14:28:39 |
| 2022-12-19 | 2022-12-19T14:28:39 |
| 2022-10-21 | 2022-10-20T14:04:55 |
| 2022-10-20 | 2022-10-20T14:04:55 |
| 2022-06-17 | 2022-06-16T14:41:46 |
| 2022-06-16 | 2022-06-16T14:41:46 |
| 2022-06-10 | 2022-06-09T15:50:00 |
| 2022-06-09 | 2022-06-09T15:50:00 |
| 2022-05-06 | 2022-05-05T10:11:23 |
| 2022-05-05 | 2022-05-05T10:11:23 |
| 2021-09-15 | 2021-09-14T10:47:54 |
| 2021-09-14 | 2021-09-13T09:30:01 |
| 2021-09-13 | 2021-09-13T09:30:01 |
| 2021-06-23 | 2021-06-22T14:52:58 |
| 2021-06-22 | 2021-06-22T14:52:58 |
| 2021-04-30 | 2021-04-29T10:22:19 |
| 2021-04-29 | 2021-04-29T10:22:19 |
| 2021-04-27 | 2021-04-26T10:52:28 |
| 2021-04-26 | 2021-04-26T10:52:28 |
| 2021-03-10 | 2021-03-09T14:59:19 |
| 2021-03-09 | 2021-03-09T14:59:19 |
| 2021-03-05 | 2021-03-04T11:04:53 |
| 2021-03-04 | 2021-03-04T11:04:53 |
| 2021-01-11 | 2021-01-08T13:35:44 |
| 2021-01-08 | 2021-01-08T13:35:44 |
| 2020-11-12 | 2020-11-11T12:04:45 |
| 2020-11-11 | 2020-11-11T12:04:45 |
| 2020-11-09 | 2020-11-06T15:13:32 |
| 2020-11-06 | 2020-11-06T15:13:32 |
| 2018-11-07 | 2018-11-07T09:30:00 |
Nasdaq Trader Listing Event History
2 events recorded| Date | Source | Event Kind | Description |
|---|---|---|---|
| 2020-11-30 | https://web.archive.org/web/20201130045058/http://nasdaqtrader.com/dynamic/SymDir/nasdaqlisted.txt | ARCHIVED | Listed in archived Nasdaq Trader symbol directory (Wayback Machine snapshot; listing date on or before) |
| 2026-09-20 | nasdaqtraded.txt | FIRST_CAPTURE | Already listed on Nasdaq (Capital Market) at first daily capture |
Nasdaq Trader daily captures since 2026-09-20