Blue Acquisition Corp/Cayman
BACC- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002059654
No open-market purchases or sales by Blue Acquisition Corp/Cayman insiders were filed in the last 90 days; 42 institutions reported holding it in 13F filings for Q2 2026, worth $185.9M in total; no superinvestor holds it.
Holders of 5% or more of BACC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Blue Acquisition Corp/Cayman, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Blue Holdings Sponsor LLC | 13D/A | 25.61%7.16M shares | – | Jun 18, 20261 filing | Jun 18, 2026 | SEC |
| Seth Ketan | 13D | 25.61%7.16M shares | New | Jun 23, 20251 filing | Jun 23, 2025 | SEC |
| Sona Asset Management (US) LLC | 13G/A | 16.00%3.34M shares | +6.60 ppfrom 9.40% | Feb 17, 20262 filings | Mar 6, 2026 | SEC |
| LMR Partners LLP | 13G/A | 9.20%1.92M shares | +1.80 ppfrom 7.40% | Feb 17, 20262 filings | May 15, 2026 | SEC |
| Harraden Circle Investments, LLC | 13G | 5.10%1.06M shares | New | Aug 14, 20261 filing | Aug 14, 2026 | SEC |
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
12 Schedule 13D and 13G filings on Blue Acquisition Corp/Cayman, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 4, 20268:59 AM ET | Magnetar Financial LLCand 3 others | 13G/A | 0.00%0 shares | –Below 5% | Jun 30, 2026 | SEC |
| Aug 14, 20263:51 PM ET | Harraden Circle Investments, LLCand 1 other | 13G | 5.10%1.06M shares | New | Jun 30, 2026 | SEC |
| Jun 18, 20261:38 PM ET | Blue Holdings Sponsor LLCand 2 others | 13D/A | 25.61%7.16M shares | – | Jun 16, 2026 | SEC |
| May 15, 20269:40 AM ET | LMR Partners LLPand 7 others | 13G/A | 9.20%1.92M shares | +1.80 ppfrom 7.40% | Mar 31, 2026 | SEC |
| Mar 6, 20264:22 PM ET | Sona Asset Management (US) LLCand 4 others | 13G/A | 16.00%3.34M shares | +6.60 ppfrom 9.40% | Feb 28, 2026 | SEC |
| Feb 17, 20264:14 PM ET | Sona Asset Management (US) LLCand 4 others | 13G | 9.40%1.96M shares | New | Dec 31, 2025 | SEC |
| Feb 17, 20269:25 AM ET | LMR Partners LLPand 7 others | 13G | 7.40%1.55M shares | New | Dec 31, 2025 | SEC |
| Feb 13, 20264:02 PM ET | Westchester Capital Management, LLCand 3 others | 13G/A | 1.77%369.6K shares | −5.16 ppfrom 6.93%Below 5% | Dec 31, 2025 | SEC |
| Feb 11, 202611:40 AM ET | Barclays PLC | 13G/A | 0.45%95.4K shares | −7.36 ppfrom 7.81%Below 5% | Dec 31, 2025 | SEC |
| Nov 14, 20256:03 AM ET | Westchester Capital Management, LLCand 3 others | 13G | 6.93%1.45M shares | New | Sep 30, 2025 | SEC |
| Nov 12, 20254:28 PM ET | Barclays PLC | 13G | 7.81%1.63M shares | New | Sep 30, 2025 | SEC |
| Jun 23, 20251:13 PM ET | Seth Ketanand 2 others | 13D | 25.61%7.16M shares | New | Jun 16, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Blue Acquisition Corp/Cayman shares.
No Form 144 notices for Blue Acquisition Corp/Cayman are on file.