Hadron EnergyHDRN
13F holders, Q2 2025 (June 30)30holders
4new positions
4sold out
1famous investor
$10.36avg. 13F price*
At the end of Q2 2025, 30 institutions reported holding Hadron Energy Inc. (HDRN) in their 13F filings, unchanged from Q1 2025. 4 opened new positions and 4 sold out. The largest holders were AQR Arbitrage LLC ($19.1M), Yakira Capital Management, Inc. ($18.2M) and Karpus Management, Inc. ($18.1M). One famous investor held it David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Hadron Energy Inc.
- Filed as
- GIGCAPITAL7 CORP (Q2 2025)
- CUSIP
- G38648104
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 4 | $6.1M |
| Exits | 4 | $4.3M |
All 13F filers, Q1 2025 → Q2 2025: 858,156 shares bought and 897,829 shares sold, net −39,673 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 30 holders
| AQR Arbitrage LLC | 0.71% | Reduce -2.1% | 1,847,486 | $19.1M |
| Yakira Capital Management, Inc. | 6.75% | No change | 1,753,100 | $18.2M |
| Karpus Management, Inc. | 0.58% | Reduce -7.8% | 1,742,124 | $18.1M |
| Aristeia Capital, L.L.C. | 0.90% | Reduce -2.0% | 1,715,431 | $17.8M |
| Kepos Capital LP | 21.85% | No change | 1,514,600 | $15.7M |
| D. E. Shaw & Co. | 0.01% | Add +21.5% | 990,000 | $10.2M |
| Calamos Advisors LLC | 0.06% | No change | 925,000 | $9.6M |
| Whitebox Advisors LLC | 0.57% | No change | 760,000 | $7.9M |
| Westchester Capital Management, LLC | 0.45% | Reduce -25.0% | 749,000 | $7.8M |
| Picton Mahoney Asset Management | 0.11% | No change | 717,500 | $7.4M |
| First Trust Capital Management L.P. | 0.43% | Add +1.4% | 610,664 | $6.3M |
| Wolverine Asset Management LLC | 0.44% | Add +4.0% | 586,705 | $6.1M |
| Berkley W R Corp. | 0.37% | Add +0.0% | 580,648 | $6.0M |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 0.72% | New | 507,699 | $5.3M |
| Cable Car Capital, LP | 4.80% | No change | 498,000 | $5.2M |
| Glazer Capital, LLC | 0.21% | Add +7.2% | 487,687 | $5.1M |
| Two Sigma Investments, LP | 0.01% | No change | 483,905 | $5.0M |
| Goldman Sachs Group Inc. | 0.00% | No change | 479,330 | $5.0M |
| Bulldog Investors, LLP | 0.94% | No change | 358,013 | $3.7M |
| Mint Tower Capital Management B.V. | 0.89% | No change | 300,000 | $3.1M |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.02% | No change | 300,000 | $3.1M |
| Rivernorth Capital Management, LLC | 0.14% | No change | 236,019 | $2.4M |
| Mizuho Securities USA LLC | 0.05% | — | 218,450 | $2.2M |
| Periscope Capital Inc. | 0.83% | No change | 200,000 | $2.1M |
| Wealthspring Capital LLC | 0.22% | New | 80,186 | $832K |
| Schonfeld Strategic Advisors LLC | 0.01% | Add +30.0% | 65,000 | $675K |
| Healthcare of Ontario Pension Plan Trust Fund | 0.00% | New | 800 | $8K |
| Morgan Stanley | 0.00% | Add +5.8% | 55 | $571 |
| Clear Street LLC | 0.00% | No change | 6 | $62 |
| Radcliffe Capital Management, L.P. | 0.00% | New | 15,684 | $0 |
"% of holder's portfolio" is HDRN's weight in each manager's 13F, not the share of Hadron Energy Inc. the manager owns.