Polar Asset Management Partners Inc.

Position in MBVI — M3-Brigade Acquisition VI Corp.

CIK 1326389 TORONTO, A6

Position in MBVI

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$11,143,000

+$88,000 QoQ

Shares Held

1,472,058

+0.4% QoQ

Ownership

3.41%

of shares outstanding

% of Portfolio

0.31%

of 13F equity value

Holder Rank

of 69 holders

Holding Since

Sep 2025

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Financial Services · as of Jun 30, 2026

Polar Asset Management Partners Inc. holds $1,344,307,846 across 234 Shell Companies names. MBVI ranks #30 (0.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VLOS	Velos Acquisition I Corp.	3,812,849	$41,293,154
2	CCXI	Churchill Capital Corp XI	2,202,700	$34,900,000
3	IACO	Idea Acquisition Corp.	3,005,783	$22,297,500
4	KCHV	Kochav Defense Acquisition Corp.	4,300,000	$22,295,500
5	QLEP	Quantum Leap Acquisition Corp	1,999,990	$19,859,900
6	GPAT	GP-Act III Acquisition Corp.	3,037,500	$19,566,000
7	DBCA	D. Boral Acquisition I Corp.	2,680,300	$17,946,000
8	MZYX	MOZAYYX Acquisition Corp.	1,750,000	$17,447,500

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30 MBVIW	—	372,058	+1.5%	Shares	Sole	2026-08-14
2026-06-30	$11,143,000	1,100,000	0.0%	Shares	Sole	2026-08-14
2026-03-31 MBVIW	—	366,666	0.0%	Shares	Sole	2026-05-15
2026-03-31	$11,055,000	1,100,000	0.0%	Shares	Sole	2026-05-15
2025-12-31 MBVIW	—	366,666	—	Shares	Sole	2026-02-17
2025-12-31	$11,000,000	1,100,000	—	Shares	Sole	2026-02-17
2025-09-30 MBVIU	$11,132,000	1,100,000	—	Shares	Sole	2025-12-01
No filing history on record for this holder in this stock.