Polar Asset Management Partners Inc.

Position in BKHA — Black Hawk Acquisition Corp

CIK 1326389 TORONTO, A6

Position in BKHA

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$453,169

+$13,294 QoQ

Shares Held

39,100

0.0% QoQ

Ownership

0.941%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#13

of 24 holders

Holding Since

Dec 2024

6 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Financial Services · as of Mar 31, 2026

Polar Asset Management Partners Inc. holds $893,439,325 across 151 Shell Companies names. BKHA ranks #150 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MBAV	M3-Brigade Acquisition V Corp.	3,812,849	$40,949,998
2	KCHV	Kochav Defense Acquisition Corp.	2,150,100	$22,038,525
3	CCXI	Churchill Capital Corp XI	2,000,000	$20,320,000
4	DBCA	D. Boral Acquisition I Corp.	1,750,000	$17,255,000
5	DMAA	Drugs Made In America Acquisition Corp.	1,600,000	$16,768,000
6	MACI	Melar Acquisition Corp. I/Cayman	1,485,000	$15,993,450
7	DMII	Drugs Made In America Acquisition II Corp.	1,500,000	$14,955,000
8	DYOR	Insight Digital Partners II	1,499,000	$14,922,545

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$453,169	39,100	0.0%	Shares	Sole	2026-05-15
2025-12-31	$439,875	39,100	0.0%	Shares	Sole	2026-02-17
2025-09-30	$434,596	39,100	0.0%	Shares	Sole	2025-12-01
2025-06-30	$415,242	39,100	-60.9%	Shares	Sole	2025-08-14
2025-03-31	$1,053,000	100,000	0.0%	Shares	Sole	2025-05-15
2024-12-31	$1,038,000	100,000	—	Shares	Sole	2025-02-25
No filing history on record for this holder in this stock.