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United Acquisition Corp. I

UAC
Exchange
NYSE
Industry
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SEC CIK
0002098669

No open-market purchases or sales by United Acquisition Corp. I insiders were filed in the last 90 days; 24 institutions reported holding it in 13F filings for Q2 2026, worth $70.5M in total; no superinvestor holds it.

Other share classesUAC.UNUAC.WT

Holders of 5% or more of UAC

Holders whose latest Schedule 13D or 13G filing reports 5% or more of United Acquisition Corp. I, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of UAC
HolderLatest formStakeChangeFirst filedLatest filingFiling
United Acquisition SPAC LLC13D/A25.00%3.47M shares−2.30 ppfrom 27.30%Feb 19, 20262 filingsMar 17, 2026SEC
Harraden Circle Investments, LLC13G9.73%1.00M sharesNewFeb 5, 20261 filingFeb 5, 2026SEC
Magnetar Financial LLC13G9.56%1.00M sharesNewMay 13, 20261 filingMay 13, 2026SEC
MMCAP International Inc. SPC13G/A9.10%1.05M shares+1.40 ppfrom 7.70%Feb 5, 20262 filingsMay 11, 2026SEC
RP Investment Advisors LP13G9.10%925.0K sharesNewFeb 20, 20261 filingFeb 20, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

7 Schedule 13D and 13G filings on United Acquisition Corp. I, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on UAC
Filed (ET)FilerFormStakeChangeEvent dateFiling
May 13, 202610:02 AM ETMagnetar Financial LLCand 3 others13G9.56%1.00M sharesNewMar 31, 2026SEC
May 11, 20265:14 PM ETMMCAP International Inc. SPCand 1 other13G/A9.10%1.05M shares+1.40 ppfrom 7.70%Mar 31, 2026SEC
Mar 17, 20265:17 PM ETUnited Acquisition SPAC LLCand 1 other13D/A25.00%3.47M shares−2.30 ppfrom 27.30%Mar 14, 2026SEC
Feb 20, 20263:22 PM ETRP Investment Advisors LPand 4 others13G9.10%925.0K sharesNewFeb 12, 2026SEC
Feb 19, 20268:25 PM ETUnited Acquisition SPAC LLCand 1 other13D27.30%3.91M sharesNewFeb 12, 2026SEC
Feb 5, 20266:00 PM ETHarraden Circle Investments, LLCand 7 others13G9.73%1.00M sharesNewJan 29, 2026SEC
Feb 5, 20263:24 PM ETMMCAP International Inc. SPCand 1 other13G7.70%1.05M sharesNewJan 29, 2026SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell United Acquisition Corp. I shares.

No Form 144 notices for United Acquisition Corp. I are on file.