Blue Water Acquisition Corp. III
BLUWU- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002050501
No open-market purchases or sales by Blue Water Acquisition Corp. III insiders were filed in the last 90 days; 6 institutions reported holding it in 13F filings for Q2 2026, worth $4.41M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Blue Water Acquisition Corp. III as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 14
- −48 vs. Q2 2025
- Shares held
- 3.65M
- −19.5M (−84.2%) vs. Q2 2025
- Total value
- $36.8M
- −$195.2M (−84.2%) vs. Q2 2025
- New holders
- 4
- 1 more added
- Sold out
- 52
- 2 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BLUWU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 6 | $4.41M |
| Q1 2026 | 7 | $10.7M |
| Q4 2025 | 9 | $15.0M |
| Q3 2025 | 14 | $36.8M |
| Q2 2025 | 63 | $235.6M |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Blue Water Acquisition Corp. III; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| LMR Partners LLP | 1,000,000 | $10.0M | 0.13% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 600,000 | $6.05M | 0.04% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 500,000 | $5.04M | 0.26% | 00.0% | Unchanged |
| MYDA Advisors LLC | 450,000 | $4.51M | 1.36% | 00.0% | Unchanged |
| Omers Administration Corp | 418,056 | $4.22M | 0.03% | +190,534+83.7% | Added |
| Readystate Asset Management LP | 301,200 | $3.04M | 0.15% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 150,000 | $1.51M | 0.00% | 00.0% | Unchanged |
| Clear Street Group Inc. | 103,383 | $1.04M | 0.01% | +103,383 | New |
| Rivernorth Capital Management, LLC | 59,021 | $592.0K | 0.03% | −375,000−86.4% | Reduced |
| PenderFund Capital Management Ltd. | 24,700 | $249.2K | 0.04% | 00.0% | Unchanged |
| GTS Securities LLC | 20,000 | $201.8K | 0.01% | −20,114−50.1% | Reduced |
| Susquehanna International Group, LLP | 15,695 | $158.4K | 0.00% | +15,695 | New |
| Schonfeld Strategic Advisors LLC | 10,000 | $100.3K | 0.00% | +10,000 | New |
| Bank of America Corp | 35 | $351 | 0.00% | +35 | New |
| CNH Partners LLC | 0 | $0 | 0.00% | −1,500,000−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −1,500,000−100.0% | Sold out |
| Glazer Capital, LLC | 0 | $0 | 0.00% | −1,059,615−100.0% | Sold out |
| Tenor Capital Management Co., L.P. | 0 | $0 | 0.00% | −1,000,000−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −950,000−100.0% | Sold out |
| Shaolin Capital Management LLC | 0 | $0 | 0.00% | −907,459−100.0% | Sold out |
| Linden Advisors LP | 0 | $0 | 0.00% | −900,000−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −900,000−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −797,500−100.0% | Sold out |
| Mizuho Securities USA LLC | 0 | $0 | 0.00% | −700,122−100.0% | Sold out |
| Berkley W R Corp | 0 | $0 | 0.00% | −659,343−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −650,000−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Radcliffe Capital Management, L.P. | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −451,900−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −450,000−100.0% | Sold out |
| Aristeia Capital LLC | 0 | $0 | 0.00% | −350,000−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −350,000−100.0% | Sold out |
| Whitebox Advisors LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Vivaldi Asset Management, LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Highbridge Capital Management LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| StoneX Group Inc. | 0 | $0 | 0.00% | −229,917−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| MMCAP International Inc. SPC | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Periscope Capital Inc. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| HGC Investment Management Inc. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Wealthspring Capital LLC | 0 | $0 | 0.00% | −195,310−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −190,000−100.0% | Sold out |
| Bulldog Investors, LLP | 0 | $0 | 0.00% | −185,172−100.0% | Sold out |
| Cantor Fitzgerald, L. P. | 0 | $0 | 0.00% | −183,944−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −160,000−100.0% | Sold out |
| Atw Spac Management LLC | 0 | $0 | 0.00% | −160,000−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Saba Capital Management, L.P. | 0 | $0 | 0.00% | −116,238−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −112,500−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Crossingbridge Advisors, LLC | 0 | $0 | 0.00% | −78,041−100.0% | Sold out |
| Deltec Asset Management LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Context Capital Management, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Vazirani Asset Management LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −39,842−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Warberg Asset Management LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −19,682−100.0% | Sold out |
| Clear Street LLC | – | – | – | – | Not filed |