Listing (Nasdaq Trader)
Symbol Directory: DISK →Listing ExchangeNYSE Arca (P)
Market Category—
ETFYes
Round Lot Size100 shares
Financial StatusNormal (N)
Test IssueNo
Listing Since2026-09-20 05:30:00 UTC
SEC Ticker EquivalentDISK
Regulatory Flags (Nasdaq Trader)
Symbol: DISKSEC Regulation SHO Threshold Security Days
Securities with persistent aggregate fail-to-deliver positions exceeding SEC Rule 203(c)(6) thresholds.
Days on List (Last 90 Trading Days)0 days
Total Historical Threshold Days5 days
First Seen on Threshold List2005-02-01
Most Recent Threshold Date2005-02-07
Nasdaq Trader Listing Event History
1 event recorded| Date | Source | Event Kind | Description |
|---|---|---|---|
| 2026-09-20 | nasdaqtraded.txt | FIRST_SEEN | Initial listing on NYSE Arca |
Nasdaq Trader daily captures since 2026-09-20