GP-Act III Acquisition Corp.

GPATNASDAQ

$11.03-0.09 (-0.76%)as of Oct 2, 2026

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

GP-Act III Acquisition Corp. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+3.8%). 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
Polar Asset Management Partners Inc.	Not reported	$19.6M	0.32%	Not reported
AQR Arbitrage LLC	Not reported	$15.2M	0.22%	Not reported
MMCAP International Inc. SPC	Not reported	$13.9M	1.17%	Not reported
Alberta Investment Management Corp	Not reported	$10.9M	0.06%	Not reported
Mizuho Securities USA LLC	Not reported	$6.68M	0.06%	Add 929.29%
Berkley W R Corp	Not reported	$5.41M	0.25%	Reduce 41.30%
HGC Investment Management Inc.	Not reported	$4.34M	0.86%	New Not reported
Verition Fund Management LLC	Not reported	$4.34M	0.02%	Not reported
Toronto Dominion Bank	Not reported	$3.75M	0.00%	Not reported
Deutsche Bank Ag\	Not reported	$3.15M	0.00%	Not reported
Picton Mahoney Asset Management	Not reported	$2.72M	0.02%	Reduce 81.82%
Periscope Capital Inc.	Not reported	$1.66M	0.15%	Not reported
Healthcare of Ontario Pension Plan Trust Fund	Not reported	$1.63M	0.00%	New Not reported
JPMorgan Chase & Co	Not reported	$1.09M	0.00%	Not reported
Lineage Point Capital LP	Not reported	$716K	0.15%	Reduce 0.32%
Moore Capital Management, LP	Not reported	$544K	0.01%	Not reported
Kepos Capital LP	Not reported	$470K	0.64%	Not reported
Geode Capital Management, LLC	Not reported	$233K	0.00%	Not reported
Citadel Advisors LLC	Not reported	$218K	0.00%	Not reported
Clear Street Group Inc.	Not reported	$100K	0.00%	Not reported
Longfellow Investment Management Co LLC	Not reported	$84.8K	0.02%	Not reported
Morgan Stanley	Not reported	$250	0.00%	Not reported
UBS Group AG	Not reported	$195	0.00%	Not reported

End of history · 23 holders

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