IRON DOME ACQUISITION I CORP (IDACU)

Institutional ownership reported to the SEC as of Q2 2026, across 1 quarters.

Reporting holders

$139.6M

Reported value

0.0%

Held as options

+38

Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

Filer	Value	Shares	Their book	Held	Change
ADAGE CAPITAL PARTNERS GP, L.L.C.	$13.6M	1,350,000	0.02%	new	NEW
Polar Asset Management Partners Inc.	$10.1M	1,000,000	0.17%	new	NEW
Magnetar Financial LLC	$10.1M	1,000,000	0.09%	new	NEW
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	$7.6M	750,000	0.01%	new	NEW
LMR Partners LLP	$6.6M	650,000	0.02%	new	NEW
MILLENNIUM MANAGEMENT LLC	$6.1M	600,000	0.00%	new	NEW
HEIGHTS CAPITAL MANAGEMENT, INC	$6.1M	600,000	1.40%	new	NEW
Linden Advisors LP	$6.1M	600,000	0.03%	new	NEW
Schonfeld Strategic Advisors LLC	$5.3M	527,392	0.02%	new	NEW
TENOR CAPITAL MANAGEMENT Co., L.P.	$5.0M	500,000	0.07%	new	NEW
MOORE CAPITAL MANAGEMENT, LP	$5.0M	500,000	0.07%	new	NEW
HGC Investment Management Inc.	$5.0M	500,000	1.00%	new	NEW
Alberta Investment Management Corp	$5.0M	500,000	0.03%	new	NEW
Shaolin Capital Management LLC	$4.5M	444,058	0.21%	new	NEW
WHITEBOX ADVISORS LLC	$3.5M	350,000	0.05%	new	NEW
Hudson Bay Capital Management LP	$3.5M	350,000	0.01%	new	NEW
BNP PARIBAS FINANCIAL MARKETS	$3.4M	334,295	0.00%	new	NEW
AQR Arbitrage LLC	$3.2M	315,705	0.05%	new	NEW
TORONTO DOMINION BANK	$3.1M	309,598	0.00%	new	NEW
TWO SIGMA INVESTMENTS, LP	$2.7M	271,875	0.00%	new	NEW
Clear Street Group Inc.	$2.6M	259,600	0.01%	new	NEW
BERKLEY W R CORP	$2.6M	256,800	0.12%	new	NEW
Calamos Advisors LLC	$2.5M	250,000	0.01%	new	NEW
PICTON MAHONEY ASSET MANAGEMENT	$2.0M	200,000	0.01%	new	NEW
Lineage Point Capital LP	$2.0M	200,000	0.41%	new	NEW
Westchester Capital Management, LLC	$2.0M	200,000	0.10%	new	NEW
Periscope Capital Inc.	$1.7M	171,042	0.15%	new	NEW
Ghisallo Capital Management LLC	$1.5M	150,000	0.03%	new	NEW
K2 PRINCIPAL FUND, L.P.	$1.3M	131,528	0.10%	new	NEW
Radcliffe Capital Management, L.P.	$1.2M	115,500	0.09%	new	NEW
ARISTEIA CAPITAL, L.L.C.	$1.1M	110,952	0.01%	new	NEW
Parallax Volatility Advisers, L.P.	$520.9K	51,600	0.00%	new	NEW
JPMORGAN CHASE & CO	$505.0K	50,000	0.00%	new	NEW
DELTEC ASSET MANAGEMENT LLC	$505.0K	50,000	0.07%	new	NEW
Walleye Capital LLC	$504.8K	50,000	0.00%	new	NEW
SUSQUEHANNA INTERNATIONAL GROUP, LLP	$454.3K	45,000	0.00%	new	NEW
StoneX Group Inc.	$451.8K	44,794	0.02%	new	NEW
ABC ARBITRAGE SA	$303.0K	30,000	0.03%	new	NEW
GLAZER CAPITAL, LLC	$5.0K	499,268	0.12%	new	NEW
Kepos Capital LP	$505	50,000	0.69%	new	NEW
Virtu Financial LLC	$391	38,779	0.01%	new	NEW

Five percent filings

Anyone crossing 5% of a company must say so within days - far sooner than the next quarterly holdings report. A 13D declares an intent to influence the company; a 13G is the passive version. See all activist filings →

Filed	Form	Filer	% of class
2026-08-12	13G	Adage Capital Management, L.P. SPACwith 2 co-filers	8.5%

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

Quarter	Holders	Value	Shares	New	Added	Trimmed	Options
Q2 2026	38	$139.6M	13,819,739	38	0	0	0.0%