Listing (Nasdaq Trader)
Symbol Directory: TRIO →Listing ExchangeCboe BZX (Z)
Market Category—
ETFYes
Round Lot Size100 shares
Financial StatusNormal (N)
Test IssueNo
Listing Since2026-09-20 05:30:00 UTC
SEC Ticker EquivalentTRIO
Regulatory Flags (Nasdaq Trader)
Symbol: TRIORule 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) |
|---|---|
| 2012-04-05 | 2012-04-04T09:30:00 |
| 2012-04-04 | 2012-04-04T09:30:00 |
Nasdaq Trader Listing Event History
1 event recorded| Date | Source | Event Kind | Description |
|---|---|---|---|
| 2026-09-20 | nasdaqtraded.txt | FIRST_SEEN | Initial listing on Cboe BZX |
Nasdaq Trader daily captures since 2026-09-20