AI Infrastructure Acquisition Corp.

AIIA

Exchange: NYSE
Industry: Blank Checks
SEC CIK: 0002073553

SEC filings (opens in a new tab)

No open-market purchases or sales by AI Infrastructure Acquisition Corp. insiders were filed in the last 90 days; 39 institutions reported holding it in 13F filings for Q2 2026, worth $117.4M in total; no superinvestor holds it.

Other share classesAIIA.RI AIIA.UN

Q4 2025 vs. Q3 2025

How the institutions holding AI Infrastructure Acquisition Corp. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025 All holders in Q3 2025

13F holders of AIIA: Q3 2025 compared with Q4 2025
Measure	Q3 2025	Q4 2025	Change
Holders	0	33	+33
Shares	0	9.07M	+9.07M
Value	$0	$88.8M	+$88.8M

New holders (33)

Institutions that held AI Infrastructure Acquisition Corp. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to AIIA in Q4 2025
Institution	Shares	Value	% of portfolio
Karpus Management, Inc.	1,241,923	$12.3M	0.38%
Wolverine Asset Management LLC	950,828	$9.45M	0.13%
Polar Asset Management Partners Inc.	600,000	$5.96M	0.12%
Shaolin Capital Management LLC	600,000	$5.96M	0.23%
Mizuho Securities USA LLC	511,000	$5.06M	0.08%
CNH Partners LLC	466,860	$4.64M	0.10%
Mangrove Partners	450,000	$4.47M	0.36%
D. E. Shaw & Co., Inc.	414,000	$4.12M	0.00%
Logan Stone Capital, LLC	365,399	$3.63M	0.90%
Westchester Capital Management, LLC	331,000	$3.29M	0.15%
Glazer Capital, LLC	319,881	$3.18M	0.08%
Radcliffe Capital Management, L.P.	250,000	$2.48M	0.14%
Clear Street Group Inc.	233,887	$2.32M	0.01%
Saba Capital Management, L.P.	227,000	$2.26M	0.08%
Two Sigma Investments, LP	217,499	$2.16M	0.00%
Bulldog Investors, LLP	216,760	$2.15M	0.48%
Berkley W R Corp	201,869	$2.01M	0.11%
Parallax Volatility Advisers, L.P.	198,799	$1.98M	0.06%
Magnetar Financial LLC	175,000	$1.74M	0.02%
Aristeia Capital LLC	150,000	$1.49M	0.04%
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	150,000	$1.49M	0.01%
DLD Asset Management, LP	133,333	$1.33M	0.14%
BNP Paribas Arbitrage, SA	133,140	$1.32M	0.00%
Cable Car Capital LLC	125,000	$1.24M	0.08%
Prelude Capital Management, LLC	50,000	$497.0K	0.04%
MYDA Advisors LLC	50,000	$497.0K	0.14%
Mint Tower Capital Management B.V.	50,000	$497.0K	0.06%
Toronto Dominion Bank	41,818	$415.7K	0.00%
Virtu Financial LLC	32,142	$319.0K	0.01%
Boothbay Fund Management, LLC	25,001	$248.5K	0.01%
Abc Arbitrage SA	20,000	$198.8K	0.02%
Bank of America Corp	4,299	$42.7K	0.00%
Decagon Asset Management LLP	133,256	$34.6K	0.01%

Sold out (0)

Institutions that held AI Infrastructure Acquisition Corp. at the end of Q3 2025 and filed for Q4 2025 without it.

None.