GIGCAPITAL7 Corp.-A - 29HDRNWPreferred / convertible
13F holders, Q4 2025 (December 31)At the end of Q4 2025, 29 institutions reported holding GIGCAPITAL7 Corp.-A - 29 (HDRNW) in their 13F filings, down 3 from Q3 2025. 7 opened new positions and 9 sold out. The largest holders were Aristeia Capital, L.L.C. ($751K), AQR Arbitrage LLC ($727K) and Linden Advisors LP ($499K). 2 famous investors held it, including Ken Griffin ( of Citadel Advisors's portfolio) and David E. Shaw ( of D. E. Shaw & Co.'s portfolio).
- Company
- GIGCAPITAL7 Corp.-A - 29
- CUSIP
- G38648120
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 7 | $1.1M |
| Exits | 9 | $1.0M |
All 13F filers, Q3 2025 → Q4 2025: 2,722,098 shares bought and 5,735,834 shares sold, net −3,013,736 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 29 holders
| Aristeia Capital, L.L.C. | — | Add +0.4% | 1,818,436 | $751K |
| AQR Arbitrage LLC | — | Reduce -25.0% | 1,774,074 | $727K |
| Linden Advisors LP | — | New | 1,198,467 | $499K |
| Yakira Capital Management, Inc. | — | Reduce -26.5% | 1,109,205 | $455K |
| Calamos Advisors LLC | — | No change | 925,000 | $379K |
| Boothbay Fund Management, LLC | — | Reduce -68.3% | 35,131 | $370K |
| Whitebox Advisors LLC | — | No change | 804,500 | $330K |
| Harraden Circle Investments, LLC | — | Reduce -0.2% | 802,903 | $329K |
| Barclays PLC | — | New | 600,000 | $246K |
| BNP Paribas Financial Markets | — | New | 450,534 | $185K |
| Citadel Advisors | — | New | 336,404 | $138K |
| Bulldog Investors, LLP | — | Reduce -14.8% | 305,185 | $125K |
| Clear Street Group Inc. | — | Reduce -49.0% | 249,900 | $102K |
| Verition Fund Management LLC | — | Reduce -57.1% | 244,051 | $100K |
| Rivernorth Capital Management, LLC | — | No change | 236,019 | $97K |
| D. E. Shaw & Co. | — | No change | 175,000 | $72K |
| Periscope Capital Inc. | — | Reduce -40.0% | 150,000 | $62K |
| K2 Principal Fund, L.P. | — | Add +23.4% | 86,112 | $35K |
| Wealthspring Capital LLC | — | Reduce -1.6% | 79,022 | $32K |
| Mint Tower Capital Management B.V. | — | Reduce -74.0% | 77,930 | $32K |
| Shaolin Capital Management LLC | — | New | 75,000 | $31K |
| Meteora Capital, LLC | — | Reduce -94.6% | 72,200 | $30K |
| Berkley W R Corp. | — | Reduce -43.0% | 59,246 | $24K |
| Glazer Capital, LLC | — | Reduce -62.1% | 47,172 | $19K |
| Ionic Capital Management LLC | — | New | 24,038 | $10K |
| Susquehanna International Group, LLP | — | Reduce -36.8% | 11,438 | $5K |
| UBS Group AG | — | New | 9,570 | $4K |
| Global Retirement Partners, LLC | — | Add +1455.3% | 4,666 | $2K |
| Healthcare of Ontario Pension Plan Trust Fund | — | No change | 800 | $328 |
"% of holder's portfolio" is HDRNW's weight in each manager's 13F, not the share of GIGCAPITAL7 Corp.-A - 29 the manager owns.