Best Spac I Acquisition Corp

Q1 2026 vs Q2 2026

Comparing institutional holders between quarters

Compare Detailed Historical Funds Options Short Interest 13D/13G Peers Targeting Trading Summary Profile

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Mizuho Securities USA LLC

UNCHANGED

Shares533,699 from 533,699

Change0 (0%)

Value$5.4M ($0)

Filed 2026-07-28

Susquehanna International Group, LLP

INCREASED

Shares14,437 from 13,917

Change+520 (+4%)

Value$167.5K (+$24.7K)

Filed 2026-08-14

UBS Group AG

INCREASED

Shares4,480 from 3,237

Change+1,243 (+38%)

Value$53.2K (+$20.1K)

Filed 2026-08-13

Clear Street Group Inc.

DECREASED

Shares397 from 165,856

Change-165,459 (-100%)

Value$4.7K (-$1.7M)

Filed 2026-08-12

Morgan Stanley

DECREASED

Shares28 from 34

Change-6 (-18%)

Value$332 (-$15)

Filed 2026-08-13

Wolverine Asset Management LLC

CLOSED

Shares0 from 518,575

Change-518,575 (-100%)

Value$0 (-$5.3M)

Filed 2026-08-10

Berkley W R Corp

CLOSED

Shares0 from 437,808

Change-437,808 (-100%)

Value$0 (-$4.5M)

Filed 2026-08-24

Rivernorth Capital Management, LLC

CLOSED

Shares0 from 400,000

Change-400,000 (-100%)

Value$0 (-$4.1M)

Filed 2026-08-14

Hudson Bay Capital Management LP

CLOSED

Shares0 from 275,000

Change-275,000 (-100%)

Value$0 (-$2.8M)

Filed 2026-08-14

Shaolin Capital Management LLC

CLOSED

Shares0 from 223,317

Change-223,317 (-100%)

Value$0 (-$2.3M)

Filed 2026-08-14

Glazer Capital, LLC

CLOSED

Shares0 from 193,207

Change-193,207 (-100%)

Value$0 (-$2.0K)

Filed 2026-08-17

Polar Asset Management Partners Inc.

CLOSED

Shares0 from 185,100

Change-185,100 (-100%)

Value$0 (-$1.9M)

Filed 2026-08-14

Heights Capital Management, Inc

CLOSED

Shares0 from 175,000

Change-175,000 (-100%)

Value$0 (-$1.8M)

Filed 2026-08-14

Karpus Management, Inc.

CLOSED

Shares0 from 170,501

Change-170,501 (-100%)

Value$0 (-$1.7M)

Filed 2026-08-14

Radcliffe Capital Management, L.P.

CLOSED

Shares0 from 170,000

Change-170,000 (-100%)

Value$0 (-$1.7M)

Filed 2026-08-14

Boothbay Fund Management, LLC

CLOSED

Shares0 from 162,500

Change-162,500 (-100%)

Value$0 (-$1.7M)

Filed 2026-08-14

Mmcap International Inc. SPC

CLOSED

Shares0 from 125,000

Change-125,000 (-100%)

Value$0 (-$1.3M)

Filed 2026-08-14

AQR Arbitrage LLC

CLOSED

Shares0 from 109,800

Change-109,800 (-100%)

Value$0 (-$1.1M)

Filed 2026-08-14

Aristeia Capital, L.L.C.

CLOSED

Shares0 from 95,000

Change-95,000 (-100%)

Value$0 (-$974.7K)

Filed 2026-08-14

Toronto Dominion Bank

CLOSED

Shares0 from 50,000

Change-50,000 (-100%)

Value$0 (-$513.0K)

Filed 2026-08-14

Westchester Capital Management, LLC

CLOSED

Shares0 from 50,000

Change-50,000 (-100%)

Value$0 (-$511.0K)

Filed 2026-08-14

L1 Global Manager Pty Ltd

CLOSED

Shares0 from 50,000

Change-50,000 (-100%)

Value$0 (-$513.0K)

Filed 2026-08-13

Mint Tower Capital Management B.V.

CLOSED

Shares0 from 45,000

Change-45,000 (-100%)

Value$0 (-$462)

Filed 2026-08-18

Quarry LP

CLOSED

Shares0 from 40,710

Change-40,710 (-100%)

Value$0 (-$416.9K)

Filed 2026-08-14

RLH Capital LLC

CLOSED

Shares0 from 40,710

Change-40,710 (-100%)

Value$0 (-$416.9K)

Filed 2026-08-10

BNP Paribas Financial Markets

CLOSED

Shares0 from 40,646

Change-40,646 (-100%)

Value$0 (-$415.4K)

Filed 2026-08-13

Dakota Wealth Management

CLOSED

Shares0 from 37,250

Change-37,250 (-100%)

Value$0 (-$380.7K)

Filed 2026-08-07

Centiva Capital, LP

CLOSED

Shares0 from 25,000

Change-25,000 (-100%)

Value$0 (-$256.5K)

Filed 2026-08-13

PenderFund Capital Management Ltd.

CLOSED

Shares0 from 11,800

Change-11,800 (-100%)

Value$0 (-$120.8K)

Filed 2026-08-17

	Status
Mizuho Securities USA LLC	UNCHANGED	533,699	533,699	0	0%	$5.4M	$5.4M	$0	2026-07-28
Susquehanna International Group, LLP	INCREASED	14,437	13,917	+520	+4%	$142.8K	$167.5K	+$24.7K	2026-08-14
UBS Group AG	INCREASED	4,480	3,237	+1,243	+38%	$33.1K	$53.2K	+$20.1K	2026-08-13
Clear Street Group Inc.	DECREASED	397	165,856	-165,459	-100%	$1.7M	$4.7K	-$1.7M	2026-08-12
Morgan Stanley	DECREASED	28	34	-6	-18%	$347	$332	-$15	2026-08-13
Wolverine Asset Management LLC	CLOSED	0	518,575	-518,575	-100%	$5.3M	$0	-$5.3M	2026-08-10
Berkley W R Corp	CLOSED	0	437,808	-437,808	-100%	$4.5M	$0	-$4.5M	2026-08-24
Rivernorth Capital Management, LLC	CLOSED	0	400,000	-400,000	-100%	$4.1M	$0	-$4.1M	2026-08-14
Hudson Bay Capital Management LP	CLOSED	0	275,000	-275,000	-100%	$2.8M	$0	-$2.8M	2026-08-14
Shaolin Capital Management LLC	CLOSED	0	223,317	-223,317	-100%	$2.3M	$0	-$2.3M	2026-08-14
Glazer Capital, LLC	CLOSED	0	193,207	-193,207	-100%	$2.0K	$0	-$2.0K	2026-08-17
Polar Asset Management Partners Inc.	CLOSED	0	185,100	-185,100	-100%	$1.9M	$0	-$1.9M	2026-08-14
Heights Capital Management, Inc	CLOSED	0	175,000	-175,000	-100%	$1.8M	$0	-$1.8M	2026-08-14
Karpus Management, Inc.	CLOSED	0	170,501	-170,501	-100%	$1.7M	$0	-$1.7M	2026-08-14
Radcliffe Capital Management, L.P.	CLOSED	0	170,000	-170,000	-100%	$1.7M	$0	-$1.7M	2026-08-14
Boothbay Fund Management, LLC	CLOSED	0	162,500	-162,500	-100%	$1.7M	$0	-$1.7M	2026-08-14
Mmcap International Inc. SPC	CLOSED	0	125,000	-125,000	-100%	$1.3M	$0	-$1.3M	2026-08-14
AQR Arbitrage LLC	CLOSED	0	109,800	-109,800	-100%	$1.1M	$0	-$1.1M	2026-08-14
Aristeia Capital, L.L.C.	CLOSED	0	95,000	-95,000	-100%	$974.7K	$0	-$974.7K	2026-08-14
Toronto Dominion Bank	CLOSED	0	50,000	-50,000	-100%	$513.0K	$0	-$513.0K	2026-08-14
Westchester Capital Management, LLC	CLOSED	0	50,000	-50,000	-100%	$511.0K	$0	-$511.0K	2026-08-14
L1 Global Manager Pty Ltd	CLOSED	0	50,000	-50,000	-100%	$513.0K	$0	-$513.0K	2026-08-13
Mint Tower Capital Management B.V.	CLOSED	0	45,000	-45,000	-100%	$462	$0	-$462	2026-08-18
Quarry LP	CLOSED	0	40,710	-40,710	-100%	$416.9K	$0	-$416.9K	2026-08-14
RLH Capital LLC	CLOSED	0	40,710	-40,710	-100%	$416.9K	$0	-$416.9K	2026-08-10
BNP Paribas Financial Markets	CLOSED	0	40,646	-40,646	-100%	$415.4K	$0	-$415.4K	2026-08-13
Dakota Wealth Management	CLOSED	0	37,250	-37,250	-100%	$380.7K	$0	-$380.7K	2026-08-07
Centiva Capital, LP	CLOSED	0	25,000	-25,000	-100%	$256.5K	$0	-$256.5K	2026-08-13
PenderFund Capital Management Ltd.	CLOSED	0	11,800	-11,800	-100%	$120.8K	$0	-$120.8K	2026-08-17

Showing 29 of 29 institutions