PERIMETER ACQUISITION CORP I (PMTR) is held by 26 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is Magnetar Financial LLC as of Q1 2026.

Are institutions buying or selling PMTR?

In Q1 2026, 6 institutions opened or increased positions in PERIMETER ACQUISITION CORP I while 8 reduced or exited — a net selling quarter.

What is the Smart Money Verdict on PMTR?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for PERIMETER ACQUISITION CORP I.

How many hedge funds hold PMTR?

26 institutional investors report holding PERIMETER ACQUISITION CORP I (PMTR) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into PMTR?

As of Q1 2026, tracked institutions in PERIMETER ACQUISITION CORP I show 6 buyers versus 8 sellers — net outflows.

PERIMETER ACQUISITION CORP I

PMTR·G7010A129·US·Common Stock·Financial Services - Shell Companies-13D/G

Holders

Avg rating(3 Elite)

$118.2M

Total Value

43% (27)

Fund Consensus

6 buying - 8 selling

Smart Money Verdict

View all

Held by 26 funds

3 elite

Who's Trading

ActivistHCHarraden Circle Investments, LLC9.3%Feb 13, 2026

Activist

Healthcare of Ontario Pension Plan Trust Fund1.8%Feb 13, 2026

Activist

MAGNETAR FINANCIAL LLC6.0%Aug 8, 2025

Activist

Alberta Investment Management Corp6.1%May 19, 2025

ActivistLILinden Capital L.P.5.7%May 15, 2025

View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
Magnetar Financial LLC	Unchanged	1.5M	$15.4M	0.2%	+3.26%	0
Alberta Investment Management Corp	Unchanged	1.5M	$15.4M	0.1%	+3.26%	0
LALINDEN ADVISORS LP	Unchanged	1.5M	$15.4M	0.1%	+3.26%	0
MOORE CAPITAL MANAGEMENT, LP	Unchanged	1.2M	$12.3M	0.3%	+1.95%	0
TORONTO DOMINION BANK	Decreased	909,456(-8.6%)	$9.3M	0.0%	+1.95%	0
Saba Capital Management, L.P.	Decreased	804,878(-23.8%)	$8.3M	0.2%	+3.26%	0
TWO SIGMA INVESTMENTS, LP	Unchanged	537,309	$5.5M	0.0%	+3.26%	0
Sculptor Capital LP	Unchanged	500,000	$5.1M	0.1%	+2.94%	0
DED. E. Shaw & Co., Inc.	Unchanged	500,000	$5.1M	0.0%	+3.26%	0
HBK INVESTMENTS L P	Unchanged	360,000	$3.7M	0.0%	+1.95%	0
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	Decreased	350,000(-22.2%)	$3.6M	0.0%	+3.26%	0
Centiva Capital, LP	Unchanged	338,000	$3.5M	0.0%	+1.93%	0
PICTON MAHONEY ASSET MANAGEMENT	Unchanged	325,000	$3.3M	0.0%	+1.95%	0
MILLENNIUM MANAGEMENT LLC	Increased	314,650(+5.7%)	$3.2M	0.0%	+1.88%	28
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	Decreased	252,751(-7.4%)	$2.6M	0.0%	+1.95%	0
CITIGROUP INC	Unchanged	181,946	$1.9M	0.0%	+1.95%	0
Schonfeld Strategic Advisors LLC	Decreased	140,000(-1.8%)	$1.4M	0.0%	+1.94%	0
JPMORGAN CHASE & CO	Increased	129,992(+11.5%)	$1.3M	0.0%	+1.77%	28
GOLDMAN SACHS GROUP INC	Unchanged	98,304	$1M	0.0%	+1.95%	0
Walleye Capital LLC	Unchanged	34,882	$357,541	0.0%	+1.85%	0