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Proem Acquisition Corp. I

PAACW
Exchange
Nasdaq
Industry
Blank Checks
SEC CIK
0002087446

In the last 90 days, Proem Acquisition Corp. I insiders filed 1 open-market purchase and 0 sales; 27 institutions reported holding it in 13F filings for Q2 2026, worth $1.66M in total; no superinvestor holds it.

Other share classesPAACPAACU

Four kinds of short-selling data, each measuring something different:

  • Short interest: shares sold short and not yet bought back, as of a settlement date. FINRA publishes it twice a month, about eight business days after the settlement date.
  • Daily short volume: shares sold short each day in off-exchange trades reported to FINRA. It counts trades, not open positions, and is published the next day.
  • Fails-to-deliver: shares not delivered by the settlement date. The SEC publishes them twice a month, about two weeks late.
  • ATS (dark pool) volume: weekly volume on alternative trading systems and other off-exchange venues. FINRA publishes it two to four weeks after the week.

More in the glossary.

Short interest

Shares sold short and not yet bought back, from FINRA, on every settlement date in the last two years.

Short interest
12.8K
Shares, settlement Oct 30, 2026
Change
−2.23K
−14.8% vs. Oct 15, 2026
Days to cover
9.77
Short interest ÷ average daily volume
Average daily volume
1.31K
Shares, as reported by FINRA
Short interest by settlement date
Apr 30, 2026: 836 sharesMay 15, 2026: 837 sharesMay 29, 2026: 837 sharesJun 15, 2026: 4,021 sharesJun 30, 2026: 4,632 sharesJul 15, 2026: 5,242 sharesJul 31, 2026: 5,142 sharesAug 14, 2026: 4,156 sharesAug 31, 2026: 2,133 sharesSep 15, 2026: 34,793 sharesSep 30, 2026: 22,250 sharesOct 15, 2026: 15,063 sharesOct 30, 2026: 12,832 shares
Short interest in PAACW by settlement date
Settlement dateShort interestChangeChange %Avg. daily volumeDays to cover
Oct 30, 202612.8K−2.23K−14.8%1.31K9.77
Oct 15, 202615.1K−7.19K−32.3%12.4K1.22
Sep 30, 202622.3K−12.5K−36.1%25.8K1.00
Sep 15, 202634.8K+32.7K+1,531.2%28.7K1.21
Aug 31, 20262.13K−2.02K−48.7%4424.83
Aug 14, 20264.16K−986−19.2%1> 999
Jul 31, 20265.14K−100−1.9%34914.73
Jul 15, 20265.24K+610+13.2%1.11K4.71
Jun 30, 20264.63K+611+15.2%18525.04
Jun 15, 20264.02K+3.18K+380.4%2.02K1.99
May 29, 202683700.0%2.56K1.00
May 15, 2026837+1+0.1%13.7K1.00
Apr 30, 2026836+836+100.0%7.44K1.00

Fails-to-deliver

Shares that weren't delivered by the settlement date, from the SEC, for the last 30 dates with fails. The price is the previous day's closing price published by the SEC.

Fails-to-deliver in PAACW by settlement date
Settlement dateSharesPriceValue
Oct 5, 202621$0.47$9.87
Sep 30, 2026189$0.47$88.83
Sep 17, 20262,358$0.43$1.01K
Sep 16, 20262,358$0.43$1.01K
Sep 15, 20262,358$0.44$1.04K
Sep 11, 2026283$0.50$141.5
Sep 10, 2026283$0.50$141.5
Sep 9, 2026283$0.50$141.5
Sep 4, 2026426$0.36$153.36
Sep 3, 2026426$0.36$153.36
Sep 2, 202676$0.45$34.2
Jul 6, 2026148$0.36$53.28
Jul 2, 2026100$0.39$39
Jul 1, 2026100$0.39$39
Jun 22, 20261$0.37$0.37
Jun 18, 20262$0.35$0.7
Jun 17, 20262$0.35$0.7
Jun 16, 20261$0.35$0.35
Jun 1, 20261,056$0.35$369.6
May 29, 202618$0.33$5.94
May 28, 202618$0.33$5.94
May 27, 202618$0.33$5.94
May 19, 2026918$0.33$302.94
May 18, 2026918$0.33$302.94
May 15, 2026934$0.35$326.9
May 13, 20261,231$0.31$381.61
May 12, 20261,231$0.30$369.3
May 11, 20261,230$0.26$319.8
Apr 17, 202623$0.32$7.36
Apr 14, 202610$0.20$2

Daily short volume

Off-exchange short-sale volume, not short interest: shares sold short each day in trades reported to FINRA, for the last 30 trading days.

The short volume ratio isn't a sentiment gauge: market makers sell short to fill buy orders and to hedge, so short sales are usually about half of off-exchange volume.

Off-exchange short volume in PAACW by trade date
Trade dateShort volumeShort exemptOff-exchange volumeShort volume ratio
Nov 9, 20268638634,86317.7%
Oct 30, 202650050100.0%
Oct 15, 202640002,53715.8%
Oct 14, 202643305,2428.3%
Oct 6, 2026181012,8211.4%
Oct 5, 20261,440011,90412.1%
Oct 2, 202614,081014,97594.0%
Oct 1, 202660004,93612.2%
Sep 29, 20266,099032,17719.0%
Sep 28, 202638228220,4921.9%
Sep 15, 20261,48001,48199.9%
Sep 14, 20263,3431033,34599.9%
Sep 11, 20261,10001,10199.9%
Sep 8, 20261,20601,206100.0%
Sep 4, 2026407040899.8%
Sep 3, 20261902190.5%
Sep 2, 20262102777.8%
Sep 1, 2026102,226100103,00499.2%
Aug 7, 2026303100.0%
Jul 21, 2026101100.0%
Jul 6, 2026580010,1185.7%
Jul 2, 20262400240100.0%
Jun 30, 20263000300100.0%
Jun 16, 2026101100.0%
Jun 15, 2026101100.0%
Jun 10, 2026101100.0%
May 29, 20261,49302,06672.3%
May 26, 20269902,0504.8%
May 19, 20264,32905,42979.7%
May 14, 20266,857068,32810.0%

ATS (dark pool) volume

Weekly volume on alternative trading systems (ATS) and other off-exchange (OTC) venues, from FINRA, for the last 12 weeks. ATS share is ATS volume ÷ (ATS + OTC volume), not a share of all trading.

Weekly ATS and OTC volume in PAACW
Week ofTierATS sharesATS tradesOther OTC sharesOther OTC tradesATS share
Oct 5, 2026T2––33,225150–
Sep 28, 2026T225,8983746,6844635.7%
Sep 21, 2026T2––01–
Sep 14, 2026T2––4,826109–
Sep 7, 2026T212232,190465.3%
Aug 31, 2026T23015103,1587010.3%
Aug 3, 2026T2––31–
Jul 20, 2026T2––11–
Jul 6, 2026T2––10,14711–
Jun 29, 2026T2––54010–
Jun 15, 2026T2––22–
Jun 8, 2026T2––11–