MEMS
Nasdaq ETF / ETPMatthews Emerging Markets Discovery Active ETF
SEC Ticker Form: MEMS
Listing (Nasdaq Trader)
Symbol Directory: MEMS →Listing ExchangeNasdaq (Q)
Market CategoryGlobal Market (G)
ETFYes
Round Lot Size100 shares
Financial StatusNormal (N)
Test IssueNo
Listing Since2026-09-20 05:30:00 UTC
SEC Ticker EquivalentMEMS
Regulatory Flags (Nasdaq Trader)
Symbol: MEMSRule 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) |
|---|---|
| 2013-03-20 | 2013-03-19T14:04:34 |
| 2013-03-19 | 2013-03-19T14:04:34 |
| 2013-03-11 | 2013-03-08T09:44:45 |
| 2013-03-08 | 2013-03-08T09:44:45 |
| 2012-11-01 | 2012-10-31T12:00:29 |
| 2012-10-31 | 2012-10-31T12:00:29 |
| 2012-05-10 | 2012-05-09T09:30:00 |
| 2012-05-09 | 2012-05-08T09:39:50 |
| 2012-05-08 | 2012-05-07T11:44:07 |
| 2012-05-07 | 2012-05-04T09:30:48 |
| 2012-05-04 | 2012-05-04T09:30:48 |
| 2012-03-20 | 2012-03-19T09:45:28 |
| 2012-03-19 | 2012-03-19T09:45:28 |
| 2012-02-22 | 2012-02-21T15:59:15 |
| 2012-02-21 | 2012-02-21T15:59:15 |
| 2012-01-17 | 2012-01-13T10:16:49 |
| 2012-01-13 | 2012-01-13T10:16:49 |
| 2011-10-06 | 2011-10-05T13:36:50 |
| 2011-10-05 | 2011-10-05T13:36:50 |
| 2011-10-04 | 2011-10-03T16:00:06 |
| 2011-10-03 | 2011-09-30T14:39:48 |
| 2011-09-30 | 2011-09-30T14:39:48 |
| 2011-09-28 | 2011-09-27T14:57:23 |
| 2011-09-27 | 2011-09-27T14:57:23 |
| 2011-09-26 | 2011-09-23T09:43:47 |
| 2011-09-23 | 2011-09-23T09:43:47 |
| 2011-09-13 | 2011-09-12T10:42:25 |
| 2011-09-12 | 2011-09-12T10:42:25 |
| 2011-08-09 | 2011-08-09T06:35:22 |
| 2011-08-08 | 2011-08-08T12:39:39 |
Nasdaq Trader Listing Event History
1 event recorded| Date | Source | Event Kind | Description |
|---|---|---|---|
| 2026-09-20 | nasdaqtraded.txt | FIRST_SEEN | Initial listing on Nasdaq (Global Market) |
Nasdaq Trader daily captures since 2026-09-20