Perimeter Acquisition Corp. I

PMTRNASDAQ

$10.43+0.01 (+0.10% today)

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Perimeter Acquisition Corp. I price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+1.8%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Harraden Circle Investments, LLC	40.42%	$25.4M	3.24%	Not reported
Fort Baker Capital Management LP	26.07%	$16.4M	1.20%	Not reported
Linden Advisors LP	24.84%	$15.6M	0.08%	Not reported
Magnetar Financial LLC	24.84%	$15.6M	0.14%	Not reported
Alberta Investment Management Corp	24.84%	$15.6M	0.09%	Not reported
Moore Capital Management, LP	19.88%	$12.5M	0.19%	Not reported
Governors Lane LP	18.50%	$11.6M	0.97%	Not reported
Meteora Capital, LLC	15.00%	$9.43M	0.78%	Not reported
Lineage Point Capital LP	11.59%	$7.29M	1.50%	Reduce 4.55%
Saba Capital Management, L.P.	10.77%	$6.77M	0.17%	Not reported
Toronto Dominion Bank	9.94%	$6.25M	0.01%	Not reported
Two Sigma Investments, LP	8.90%	$5.6M	0.00%	Not reported
Radcliffe Capital Management, L.P.	8.64%	$5.43M	0.41%	Not reported
D. E. Shaw & Co., Inc.	8.28%	$5.21M	0.00%	Not reported
Sculptor Capital LP	8.28%	$5.21M	0.04%	Not reported
Ghisallo Capital Management LLC	8.28%	$5.21M	0.10%	Not reported
Centiva Capital, LP	6.78%	$4.26M	0.04%	Not reported
Glazer Capital, LLC	6.29%	$3.96M	0.10%	Not reported
HBK Investments L P	5.96%	$3.75M	0.04%	Not reported
Healthcare of Ontario Pension Plan Trust Fund	5.80%	$3.64M	0.01%	Not reported
Periscope Capital Inc.	5.43%	$3.42M	0.30%	Not reported
Picton Mahoney Asset Management	5.38%	$3.38M	0.03%	Not reported
Millennium Management LLC	5.21%	$3.28M	0.00%	Not reported
K2 Principal Fund, L.P.	4.92%	$3.1M	0.23%	Not reported
AQR Arbitrage LLC	4.73%	$2.98M	0.04%	Not reported
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	4.19%	$2.63M	0.01%	Not reported
Context Capital Management, LLC	4.14%	$2.61M	0.05%	Not reported
Shaolin Capital Management LLC	3.73%	$2.34M	0.11%	Not reported
DLD Asset Management, LP	3.30%	$2.08M	0.14%	Not reported
Schonfeld Strategic Advisors LLC	2.66%	$1.67M	0.01%	Not reported
Citigroup Inc	2.65%	$1.67M	0.00%	Not reported
Verition Fund Management LLC	2.63%	$1.66M	0.01%	Not reported
Aristeia Capital, L.L.C.	2.48%	$1.56M	0.02%	Not reported
Westchester Capital Management, LLC	2.48%	$1.56M	0.08%	Not reported
Berkley W R Corp	2.47%	$1.55M	0.07%	Not reported
Readystate Asset Management LP	2.31%	$1.45M	0.05%	Add 2.12%
Boothbay Fund Management, LLC	1.74%	$1.1M	0.01%	Not reported
TENOR CAPITAL MANAGEMENT Co., L.P.	1.66%	$1.04M	0.01%	Not reported
Goldman Sachs Group Inc	1.63%	$1.02M	0.00%	Not reported
Sona Asset Management (Us) LLC	1.37%	$865K	0.02%	Not reported
StoneX Group Inc.	1.32%	$822K	0.03%	Not reported
JPMorgan Chase & Co	1.27%	$796K	0.00%	Not reported
Heights Capital Management, Inc	0.98%	$613K	0.14%	Not reported
Shay Capital LLC	0.82%	$518K	0.03%	Not reported
Walleye Capital LLC	0.58%	$363K	0.00%	Not reported
Parallax Volatility Advisers, L.P.	0.41%	$260K	0.00%	Not reported
SIH Partners, LLLP	0.38%	$240K	0.00%	Reduce 15.17%
CSS LLC	0.33%	$206K	0.01%	Reduce 58.97%
Clear Street Group Inc.	0.32%	$202K	0.00%	Not reported
FNY Investment Advisers, LLC	0.25%	$157K	0.06%	Not reported

50 of 56 holders

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