Black Hawk Acquisition C-RTSBKHARPreferred / convertible

13F holders, Q3 2025 (September 30)
23holders −1
0new positions
1sold out
2famous investors
$1.66avg. 13F price*

At the end of Q3 2025, 23 institutions reported holding Black Hawk Acquisition C-RTS (BKHAR) in their 13F filings, down 1 from Q2 2025. 0 opened new positions and 1 sold out. The largest holders were Harraden Circle Investments, LLC ($423K), Toronto Dominion Bank ($416K) and Highbridge Capital Management LLC ($242K). 2 famous investors held it, including Ken Griffin ( of Citadel Advisors's portfolio) and David E. Shaw ( of D. E. Shaw & Co.'s portfolio).

Company
Black Hawk Acquisition C-RTS
CUSIP
G1148A119
Latest filing quarter
Q2 2026

History

Number of 13F holders

0510152025 Q2 2024: 16Q2 2024Q3 2024: 20Q3 2024Q4 2024: 19Q4 2024Q1 2025: 20Q1 2025Q2 2025: 24Q2 2025Q3 2025: 23Q3 2025Q4 2025: 21Q4 2025Q1 2026: 19Q1 2026Q2 2026: 21Q2 2026

Total Exit/New Position Q2 2025 → Q3 2025

InstitutionsTotal Value
New Positions0$0
Exits1$20K

All 13F filers, Q2 2025 → Q3 2025: 22,914 shares bought and 20,854 shares sold, net +2,060 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 23 holders
Harraden Circle Investments, LLC — No change 249,020 $423K
Toronto Dominion Bank — Add +3.2% 244,444 $416K
Highbridge Capital Management LLC — Add +12.1% 142,472 $242K
AQR Arbitrage LLC — No change 87,245 $148K
Shaolin Capital Management LLC — No change 50,000 $85K
Rivernorth Capital Management, LLC — No change 62,997 $76K
Citadel Advisors — Reduce -4.0% 44,340 $75K
Clear Street Group Inc. — — 44,295 $75K
Atw Spac Management LLC — No change 35,374 $60K
Boothbay Fund Management, LLC — No change 35,375 $51K
Whitebox Advisors LLC — No change 25,000 $43K
Polar Asset Management Partners Inc. — No change 20,000 $34K
Wolverine Asset Management LLC — No change 19,701 $33K
Centiva Capital, LP — No change 19,445 $33K
Yakira Capital Management, Inc. — No change 17,996 $31K
Periscope Capital Inc. — No change 19,700 $29K
D. E. Shaw & Co. — No change 15,000 $26K
Walleye Trading LLC — Reduce -13.2% 13,015 $22K
HGC Investment Management Inc. — No change 10,000 $17K
Westchester Capital Management, LLC — No change 9,923 $12K
UBS Group AG — No change 4,504 $5K
Longfellow Investment Management Co. LLC — No change 1,511 $3K
Bank of America Corp. — No change 100 $120

"% of holder's portfolio" is BKHAR's weight in each manager's 13F, not the share of Black Hawk Acquisition C-RTS the manager owns.