Perimeter Acquisition Corp I

Q2 2026 vs Q3 2026

Comparing institutional holders between quarters

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

Sort by

Periscope Capital Inc.

INCREASED

Shares400,000 from 327,836

Change+72,164 (+22%)

Value$4.2M (+$755.9K)

Filed 2026-11-06

Context Capital Management, LLC

UNCHANGED

Shares250,000 from 250,000

Change0 (0%)

Value$2.6M (+$2.5K)

Filed 2026-11-04

StoneX Group Inc.

DECREASED

Shares36,038 from 79,594

Change-43,556 (-55%)

Value$375.9K (-$445.9K)

Filed 2026-11-03

FNY Investment Advisers, LLC

UNCHANGED

Shares15,110 from 15,110

Change0 (0%)

Value$157 ($0)

Filed 2026-10-16

Commonwealth of Pennsylvania Public School Empls Retrmt SYS

CLOSED

Shares0 from 252,751

Change-252,751 (-100%)

Value$0 (-$2.6M)

Filed 2026-11-03

Citigroup Inc

CLOSED

Shares0 from 160,000

Change-160,000 (-100%)

Value$0 (-$1.7M)

Filed 2026-11-04

Harraden Circle Investments, LLC

N/A

Shares— from 2,440,298

Change-2,440,298 (-100%)

Value—

Fort Baker Capital Management LP

N/A

Shares— from 1,573,684

Change-1,573,684 (-100%)

Value—

Magnetar Financial LLC

N/A

Shares— from 1,500,000

Change-1,500,000 (-100%)

Value—

Alberta Investment Management Corp

N/A

Shares— from 1,500,000

Change-1,500,000 (-100%)

Value—

Linden Advisors LP

N/A

Shares— from 1,500,000

Change-1,500,000 (-100%)

Value—

Moore Capital Management, LP

N/A

Shares— from 1,200,000

Change-1,200,000 (-100%)

Value—

Governors Lane LP

N/A

Shares— from 1,116,900

Change-1,116,900 (-100%)

Value—

Meteora Capital, LLC

N/A

Shares— from 905,419

Change-905,419 (-100%)

Value—

Lineage Point Capital LP

N/A

Shares— from 700,000

Change-700,000 (-100%)

Value—

Saba Capital Management, L.P.A

N/A

Shares— from 649,940

Change-649,940 (-100%)

Value—

Toronto Dominion Bank

N/A

Shares— from 600,100

Change-600,100 (-100%)

Value—

Two Sigma Investments, LP

N/A

Shares— from 537,309

Change-537,309 (-100%)

Value—

Radcliffe Capital Management, L.P.

N/A

Shares— from 521,525

Change-521,525 (-100%)

Value—

D. E. Shaw & Co., Inc.

N/A

Shares— from 500,000

Change-500,000 (-100%)

Value—

Ghisallo Capital Management LLC

N/A

Shares— from 500,000

Change-500,000 (-100%)

Value—

Sculptor Capital LP

N/A

Shares— from 500,000

Change-500,000 (-100%)

Value—

Centiva Capital, LP

N/A

Shares— from 409,442

Change-409,442 (-100%)

Value—

Glazer Capital, LLC

N/A

Shares— from 379,931

Change-379,931 (-100%)

Value—

HBK Investments L P

N/A

Shares— from 360,000

Change-360,000 (-100%)

Value—

Healthcare of Ontario Pension Plan Trust Fund

N/A

Shares— from 350,000

Change-350,000 (-100%)

Value—

Picton Mahoney Asset Management

N/A

Shares— from 325,000

Change-325,000 (-100%)

Value—

Millennium Management LLC

N/A

Shares— from 314,650

Change-314,650 (-100%)

Value—

K2 Principal Fund, L.P.

N/A

Shares— from 297,237

Change-297,237 (-100%)

Value—

AQR Arbitrage LLC

N/A

Shares— from 285,795

Change-285,795 (-100%)

Value—

Shaolin Capital Management LLC

N/A

Shares— from 224,991

Change-224,991 (-100%)

Value—

DLD Asset Management, LP

N/A

Shares— from 199,351

Change-199,351 (-100%)

Value—

Schonfeld Strategic Advisors LLC

N/A

Shares— from 160,385

Change-160,385 (-100%)

Value—

Verition Fund Management LLC

N/A

Shares— from 159,004

Change-159,004 (-100%)

Value—

Westchester Capital Management, LLC

N/A

Shares— from 150,000

Change-150,000 (-100%)

Value—

Aristeia Capital, L.L.C.

N/A

Shares— from 150,000

Change-150,000 (-100%)

Value—

Berkley W R Corp

N/A

Shares— from 148,830

Change-148,830 (-100%)

Value—

Readystate Asset Management LP

N/A

Shares— from 139,414

Change-139,414 (-100%)

Value—

Boothbay Fund Management, LLC

N/A

Shares— from 105,347

Change-105,347 (-100%)

Value—

Tenor Capital Management Co., L.P.

N/A

Shares— from 100,000

Change-100,000 (-100%)

Value—

Goldman Sachs Group Inc

N/A

Shares— from 98,304

Change-98,304 (-100%)

Value—

Sona Asset Management (US) LLC

N/A

Shares— from 82,991

Change-82,991 (-100%)

Value—

JPMorgan Chase & Co

N/A

Shares— from 76,566

Change-76,566 (-100%)

Value—

Heights Capital Management, Inc

N/A

Shares— from 58,925

Change-58,925 (-100%)

Value—

Shay Capital LLC

N/A

Shares— from 49,800

Change-49,800 (-100%)

Value—

Walleye Capital LLC

N/A

Shares— from 34,882

Change-34,882 (-100%)

Value—

Parallax Volatility Advisers, L.P.

N/A

Shares— from 25,000

Change-25,000 (-100%)

Value—

SIH Partners, Lllp

N/A

Shares— from 23,028

Change-23,028 (-100%)

Value—

CSS LLC

N/A

Shares— from 19,791

Change-19,791 (-100%)

Value—

Clear Street Group Inc.

N/A

Shares— from 19,341

Change-19,341 (-100%)

Value—

Virtu Financial LLC

N/A

Shares— from 14,485

Change-14,485 (-100%)

Value—

Citadel Advisors LLC

N/A

Shares— from 13,792

Change-13,792 (-100%)

Value—

BNP Paribas Financial Markets

N/A

Shares— from 11,320

Change-11,320 (-100%)

Value—

Rangeley Capital, LLC

N/A

Shares— from 2,502

Change-2,502 (-100%)

Value—

UBS Group AG

N/A

Shares— from 177

Change-177 (-100%)

Value—

Morgan Stanley

N/A

Shares— from 47

Change-47 (-100%)

Value—

	Status
Periscope Capital Inc.	INCREASED	400,000	327,836	+72,164	+22%	$3.4M	$4.2M	+$755.9K	2026-11-06
Context Capital Management, LLC	UNCHANGED	250,000	250,000	0	0%	$2.6M	$2.6M	+$2.5K	2026-11-04
StoneX Group Inc.	DECREASED	36,038	79,594	-43,556	-55%	$821.8K	$375.9K	-$445.9K	2026-11-03
FNY Investment Advisers, LLC	UNCHANGED	15,110	15,110	0	0%	$157	$157	$0	2026-10-16
Commonwealth of Pennsylvania Public School Empls Retrmt SYS	CLOSED	0	252,751	-252,751	-100%	$2.6M	$0	-$2.6M	2026-11-03
Citigroup Inc	CLOSED	0	160,000	-160,000	-100%	$1.7M	$0	-$1.7M	2026-11-04
Harraden Circle Investments, LLC	N/A	—	2,440,298	-2,440,298	-100%	$25.4M	—	—	—
Fort Baker Capital Management LP	N/A	—	1,573,684	-1,573,684	-100%	$16.4M	—	—	—
Magnetar Financial LLC	N/A	—	1,500,000	-1,500,000	-100%	$15.6M	—	—	—
Alberta Investment Management Corp	N/A	—	1,500,000	-1,500,000	-100%	$15.6M	—	—	—
Linden Advisors LP	N/A	—	1,500,000	-1,500,000	-100%	$15.6M	—	—	—
Moore Capital Management, LP	N/A	—	1,200,000	-1,200,000	-100%	$12.5M	—	—	—
Governors Lane LP	N/A	—	1,116,900	-1,116,900	-100%	$11.6M	—	—	—
Meteora Capital, LLC	N/A	—	905,419	-905,419	-100%	$9.4M	—	—	—
Lineage Point Capital LP	N/A	—	700,000	-700,000	-100%	$7.3M	—	—	—
Saba Capital Management, L.P.A	N/A	—	649,940	-649,940	-100%	$6.8M	—	—	—
Toronto Dominion Bank	N/A	—	600,100	-600,100	-100%	$6.3M	—	—	—
Two Sigma Investments, LP	N/A	—	537,309	-537,309	-100%	$5.6M	—	—	—
Radcliffe Capital Management, L.P.	N/A	—	521,525	-521,525	-100%	$5.4M	—	—	—
D. E. Shaw & Co., Inc.	N/A	—	500,000	-500,000	-100%	$5.2M	—	—	—
Ghisallo Capital Management LLC	N/A	—	500,000	-500,000	-100%	$5.2M	—	—	—
Sculptor Capital LP	N/A	—	500,000	-500,000	-100%	$5.2M	—	—	—
Centiva Capital, LP	N/A	—	409,442	-409,442	-100%	$4.3M	—	—	—
Glazer Capital, LLC	N/A	—	379,931	-379,931	-100%	$4.0K	—	—	—
HBK Investments L P	N/A	—	360,000	-360,000	-100%	$3.8M	—	—	—
Healthcare of Ontario Pension Plan Trust Fund	N/A	—	350,000	-350,000	-100%	$3.6M	—	—	—
Picton Mahoney Asset Management	N/A	—	325,000	-325,000	-100%	$3.4M	—	—	—
Millennium Management LLC	N/A	—	314,650	-314,650	-100%	$3.3M	—	—	—
K2 Principal Fund, L.P.	N/A	—	297,237	-297,237	-100%	$3.1M	—	—	—
AQR Arbitrage LLC	N/A	—	285,795	-285,795	-100%	$3.0M	—	—	—
Shaolin Capital Management LLC	N/A	—	224,991	-224,991	-100%	$2.3M	—	—	—
DLD Asset Management, LP	N/A	—	199,351	-199,351	-100%	$2.1M	—	—	—
Schonfeld Strategic Advisors LLC	N/A	—	160,385	-160,385	-100%	$1.7M	—	—	—
Verition Fund Management LLC	N/A	—	159,004	-159,004	-100%	$1.7M	—	—	—
Westchester Capital Management, LLC	N/A	—	150,000	-150,000	-100%	$1.6M	—	—	—
Aristeia Capital, L.L.C.	N/A	—	150,000	-150,000	-100%	$1.6M	—	—	—
Berkley W R Corp	N/A	—	148,830	-148,830	-100%	$1.5M	—	—	—
Readystate Asset Management LP	N/A	—	139,414	-139,414	-100%	$1.5M	—	—	—
Boothbay Fund Management, LLC	N/A	—	105,347	-105,347	-100%	$1.1M	—	—	—
Tenor Capital Management Co., L.P.	N/A	—	100,000	-100,000	-100%	$1.0M	—	—	—
Goldman Sachs Group Inc	N/A	—	98,304	-98,304	-100%	$1.0M	—	—	—
Sona Asset Management (US) LLC	N/A	—	82,991	-82,991	-100%	$864.8K	—	—	—
JPMorgan Chase & Co	N/A	—	76,566	-76,566	-100%	$796.3K	—	—	—
Heights Capital Management, Inc	N/A	—	58,925	-58,925	-100%	$613.4K	—	—	—
Shay Capital LLC	N/A	—	49,800	-49,800	-100%	$518.4K	—	—	—
Walleye Capital LLC	N/A	—	34,882	-34,882	-100%	$363.1K	—	—	—
Parallax Volatility Advisers, L.P.	N/A	—	25,000	-25,000	-100%	$260.3K	—	—	—
SIH Partners, Lllp	N/A	—	23,028	-23,028	-100%	$239.7K	—	—	—
CSS LLC	N/A	—	19,791	-19,791	-100%	$206.2K	—	—	—
Clear Street Group Inc.	N/A	—	19,341	-19,341	-100%	$201.5K	—	—	—
Virtu Financial LLC	N/A	—	14,485	-14,485	-100%	$151	—	—	—
Citadel Advisors LLC	N/A	—	13,792	-13,792	-100%	$143.6K	—	—	—
BNP Paribas Financial Markets	N/A	—	11,320	-11,320	-100%	$117.8K	—	—	—
Rangeley Capital, LLC	N/A	—	2,502	-2,502	-100%	$26.1K	—	—	—
UBS Group AG	N/A	—	177	-177	-100%	$1.8K	—	—	—
Morgan Stanley	N/A	—	47	-47	-100%	$490	—	—	—

Showing 56 of 56 institutions