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BIS

Nasdaq ETF / ETP
ProShares UltraShort Nasdaq Biotechnology
SEC Ticker Form: BIS

Listing (Nasdaq Trader)

Symbol Directory: BIS →
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 EquivalentBIS

Regulatory Flags (Nasdaq Trader)

Symbol: BIS

SEC 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 Days232 days
First Seen on Threshold List2012-01-23
Most Recent Threshold Date2017-09-27

Rule 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 DateTrigger Time (ET)
2026-08-202026-08-19T09:57:36
2026-08-192026-08-19T09:57:36
2025-04-102025-04-09T14:18:23
2025-04-092025-04-09T14:18:23
2022-06-212022-06-17T12:48:07
2022-06-172022-06-17T12:48:07
2021-06-082021-06-07T13:18:00
2021-06-072021-06-07T13:18:00
2020-11-052020-11-04T10:11:14
2020-11-042020-11-04T10:11:14
2020-09-152020-09-14T11:25:32
2020-09-142020-09-14T11:25:32
2020-04-072020-04-06T15:54:59
2020-04-062020-04-06T15:54:59
2020-03-272020-03-26T15:59:38
2020-03-262020-03-26T15:59:38
2020-03-252020-03-24T10:26:24
2020-03-242020-03-24T10:26:24
2020-03-182020-03-17T11:03:44
2020-03-172020-03-17T11:03:44
2020-03-162020-03-13T09:32:36
2020-03-132020-03-13T09:32:36
2019-01-072019-01-04T12:18:28
2019-01-042019-01-04T12:18:28
2018-12-272018-12-26T15:39:43
2018-12-262018-12-26T15:39:43
2016-11-102016-11-09T09:30:00
2016-11-092016-11-09T09:30:00
2016-04-072016-04-06T13:10:16
2016-04-062016-04-06T13:10:16
2016-01-152016-01-14T14:59:33
2016-01-142016-01-14T14:59:33
2015-10-012015-09-30T10:31:23
2015-09-302015-09-30T10:31:23
2015-08-272015-08-26T15:43:39
2015-08-262015-08-25T09:30:01
2015-08-252015-08-25T09:30:01
2012-09-242012-09-21T09:30:34
2012-09-212012-09-21T09:30:34
2011-08-302011-08-29T15:40:32
2011-08-292011-08-29T15:40:32
2011-08-102011-08-10T06:23:09
2011-08-092011-08-09T16:00:24

Nasdaq Trader Listing Event History

1 event recorded
DateSourceEvent KindDescription
2026-09-20nasdaqtraded.txtFIRST_SEENInitial listing on Nasdaq (Global Market)

Nasdaq Trader daily captures since 2026-09-20