GIGCAPITAL7 Corp.-A - 29HDRNWPreferred / convertible
13F holders, Q1 2026 (March 31)At the end of Q1 2026, 26 institutions reported holding GIGCAPITAL7 Corp.-A - 29 (HDRNW) in their 13F filings, down 3 from Q4 2025. 1 opened new positions and 3 sold out. The largest holders were Aristeia Capital, L.L.C. ($586K), AQR Arbitrage LLC ($585K) and Linden Advisors LP ($387K). 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 Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 1 | $8K |
| Exits | 3 | $38K |
All 13F filers, Q4 2025 → Q1 2026: 39,137 shares bought and 319,544 shares sold, net −280,407 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 26 holders
| Aristeia Capital, L.L.C. | — | No change | 1,818,436 | $586K |
| AQR Arbitrage LLC | — | No change | 1,774,074 | $585K |
| Linden Advisors LP | — | No change | 1,198,467 | $387K |
| Yakira Capital Management, Inc. | — | Reduce -2.5% | 1,081,566 | $344K |
| Calamos Advisors LLC | — | No change | 925,000 | $305K |
| Whitebox Advisors LLC | — | No change | 804,500 | $256K |
| Harraden Circle Investments, LLC | — | No change | 802,903 | $255K |
| Boothbay Fund Management, LLC | — | Reduce -36.8% | 22,188 | $236K |
| Barclays PLC | — | No change | 600,000 | $198K |
| BNP Paribas Financial Markets | — | No change | 450,534 | $143K |
| Citadel Advisors | — | Reduce -0.4% | 335,027 | $111K |
| Bulldog Investors, LLP | — | No change | 305,185 | $97K |
| Verition Fund Management LLC | — | No change | 244,051 | $81K |
| Rivernorth Capital Management, LLC | — | No change | 236,019 | $75K |
| Clear Street Group Inc. | — | Reduce -14.9% | 212,558 | $68K |
| D. E. Shaw & Co. | — | No change | 175,000 | $58K |
| Periscope Capital Inc. | — | Reduce -33.3% | 100,000 | $32K |
| Wealthspring Capital LLC | — | Reduce -0.5% | 78,632 | $25K |
| Mint Tower Capital Management B.V. | — | No change | 77,930 | $25K |
| Shaolin Capital Management LLC | — | Reduce -26.6% | 55,057 | $18K |
| Glazer Capital, LLC | — | Reduce -9.9% | 42,493 | $14K |
| Berkley W R Corp. | — | Reduce -33.5% | 39,394 | $13K |
| Ionic Capital Management LLC | — | Add +58.8% | 38,175 | $12K |
| K2 Principal Fund, L.P. | — | Reduce -60.6% | 33,941 | $11K |
| Cerity Partners LLC | — | New | 25,000 | $8K |
| Healthcare of Ontario Pension Plan Trust Fund | — | No change | 800 | $264 |
"% of holder's portfolio" is HDRNW's weight in each manager's 13F, not the share of GIGCAPITAL7 Corp.-A - 29 the manager owns.