Idea Acquisition IACOU Institutional Ownership

NASDAQ IACOU

$10.04 -0.01 (-0.10%)

At close: Oct 22, 2026 · 4:00 PM EDT

Institutions by Trading Activity

19 Institutions

Increased 4 21.1%

Unchanged 11 57.9%

Reduced 4 21.1%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

—

not available

Shares Held by Institutions

8.68Mn

of 0 outstanding

▼-73.88% QoQ

Shares Outstanding

Institutional Investors

filed 13F for Jun 2026

▼-52 vs prior quarter

Net Shares Added (QoQ)

-24.55Mn

distributed since last quarter

Value of Holdings

$87.15Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 16, 2026

Idea Acquisition Corp. (NASDAQ:IACOU) had 19 institutional holders reporting a position on Form 13F for the quarter ended June 30, 2026.

Total holdings of IACOU shares fell 73.88% from Q1 2026.
Among the 19 holders of Idea Acquisition, 4 added to their positions, 4 reduced their stakes and 11 left their positions unchanged.
Altogether, institutional holders owned 8.68Mn IACOU shares at the end of Q2 2026, down 24.55Mn from the prior quarter.
Aristeia Capital, L.L.C. led 13F holders of IACOU with 1.7Mn shares as of June 30, 2026.
The largest position increases in IACOU for Q2 2026 were by Toronto Dominion Bank (+255.1K shares), HGC Investment Management Inc. (+9.7K shares) and Lineage Point Capital LP (+3.79K shares).
The largest position reductions in IACOU for Q2 2026 were by CSS LLC (-183.96K shares), Clear Street Group Inc. (-160.54K shares), PenderFund Capital Management Ltd. (-24.56K shares) and JPMorgan Chase & Co (-23.3K shares).
Per Business Quant, the top 10 investors in IACOU for the quarter ended June 30, 2026 were Aristeia Capital, L.L.C. (1.7Mn shares), LMR Partners LLP (1.5Mn shares), Lineage Point Capital LP (1.15Mn shares), Calamos Advisors LLC (900K shares), HGC Investment Management Inc. (809.7K shares), Omers Administration Corp (750K shares), JPMorgan Chase & Co (466.77K shares), Qube Research & Technologies Ltd (300K shares), Syquant Capital Sas (300K shares) and Toronto Dominion Bank (293.08K shares).

Form 13F Holdings

19 Institutional Holders

Report period 30 Jun, 2026

Total shares held 8.68Mn

Of outstanding —

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	ARISTEIA CAPITAL, L.L.C.	0001080171	1,699,228	—	0	0.00%	$17.03Mn
2	LMR Partners LLP	0001578621	1,500,000	—	0	0.00%	$15.03Mn
3	Lineage Point Capital LP	0002093311	1,154,606	—	▲3,787	+0.33%	$11.57Mn
4	Calamos Advisors LLC	0001316507	900,000	—	0	0.00%	$9.05Mn
5	HGC Investment Management Inc.	0001711200	809,700	—	▲9,700	+1.21%	$8.11Mn
6	OMERS ADMINISTRATION Corp	0001053321	750,000	—	0	0.00%	$7.52Mn
7	Jpmorgan Chase & Co	0000019617	466,774	—	▼23,296	-4.75%	$4.68Mn
8	Qube Research & Technologies Ltd	0001729829	300,000	—	0	0.00%	$3.02Mn
8	SYQUANT CAPITAL SAS	0001766392	300,000	—	0	0.00%	$3.02K
9	Toronto Dominion Bank	0000947263	293,083	—	▲255,098	+671.58%	$2.94Mn
10	Parallax Volatility Advisers, L.P.	0001521001	166,750	—	0	0.00%	$1.68Mn
11	Westchester Capital Management, LLC	0001512805	150,000	—	0	0.00%	$1.51Mn
12	PRELUDE CAPITAL MANAGEMENT, LLC	0001387508	55,000	—	0	0.00%	$551.11K
12	Stoic Point Capital Management LLC	0002043279	55,000	—	0	0.00%	$551.11K
13	Clear Street Group Inc.	0001881567	33,544	—	▼160,538	-82.72%	$336.11K
14	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	30,000	—	0	0.00%	$301.50K
15	CSS LLC/IL	0001103646	16,044	—	▼183,956	-91.98%	$160.76K
16	UBS Group AG	0001610520	500	—	▲500	0.00%	$5.01K
17	PenderFund Capital Management Ltd.	0001706164	444	—	▼24,556	-98.22%	$4.46K