Hadron Energy, Inc.
HDRN- Exchange
- Nasdaq
- Industry
- Electric Services
- SEC CIK
- 0002023730
No open-market purchases or sales by Hadron Energy, Inc. insiders were filed in the last 90 days; 20 institutions reported holding it in 13F filings for Q2 2026, worth $11.9M in total; no superinvestor holds it.
Other share classesHDRNW
Holders of 5% or more of HDRN
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Hadron Energy, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Meteora Capital, LLC | 13G | 9.95%1.99M shares | New | May 15, 20261 filing | May 15, 2026 | SEC |
| Tenor Capital Management Co., L.P. | 13G/A | 9.50%1.89M shares | +2.00 ppfrom 7.50% | Oct 3, 20252 filings | Feb 13, 2026 | SEC |
| Highbridge Capital Management LLC | 13G | 9.40%1.88M shares | New | Feb 17, 20261 filing | Feb 17, 2026 | SEC |
| Yakira Capital Management, Inc. | 13G | 9.26%1.85M shares | New | Sep 4, 20241 filing | Sep 4, 2024 | SEC |
| Berkley W R Corp | 13G | 8.70%1.74M shares | New | May 7, 20261 filing | May 7, 2026 | SEC |
| Mizuho Financial Group Inc | 13G | 7.40%1.48M shares | New | May 14, 20261 filing | May 14, 2026 | SEC |
| TD Securities (USA) LLC | 13G | 6.10%1.22M shares | New | May 15, 20261 filing | May 15, 2026 | SEC |
| AQR Capital Management LLC | 13G/A | 5.53%1.11M shares | – | Feb 12, 20261 filing | Feb 12, 2026 | SEC |
| Aristeia Capital LLC | 13G/A | 5.03%1.01M shares | – | Feb 17, 20261 filing | Feb 17, 2026 | SEC |
| Westchester Capital Management, LLC | 13G | 5.00%999.0K shares | New | May 14, 20251 filing | May 14, 2025 | 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
29 Schedule 13D and 13G filings on Hadron Energy, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 15, 20261:45 PM ET | TD Securities (USA) LLCand 3 others | 13G | 6.10%1.22M shares | New | Mar 31, 2026 | SEC |
| May 15, 202612:57 PM ET | Meteora Capital, LLC | 13G | 9.95%1.99M shares | New | Mar 31, 2026 | SEC |
| May 14, 20266:00 PM ET | Harraden Circle Investments, LLCand 7 others | 13G/A | 0.00%0 shares | −5.86 ppfrom 5.86%Below 5% | Mar 31, 2026 | SEC |
| May 14, 20266:15 AM ET | Mizuho Financial Group Inc | 13G | 7.40%1.48M shares | New | Mar 31, 2026 | SEC |
| May 8, 20261:33 PM ET | Goldman Sachs Group Incand 1 other | 13G/A | 3.20%631.8K shares | −4.00 ppfrom 7.20%Below 5% | Mar 31, 2026 | SEC |
| May 7, 20265:59 PM ET | Berkley W R Corpand 1 other | 13G | 8.70%1.74M shares | New | Mar 31, 2026 | SEC |
| Feb 17, 20264:19 PM ET | Highbridge Capital Management LLC | 13G | 9.40%1.88M shares | New | Dec 31, 2025 | SEC |
| Feb 17, 20262:26 PM ET | Lighthouse Investment Partners, LLCand 1 other | 13G/A | 4.98%996.8K shares | −1.85 ppfrom 6.83%Below 5% | Dec 31, 2025 | SEC |
| Feb 17, 20269:54 AM ET | Aristeia Capital LLC | 13G/A | 5.03%1.01M shares | – | Dec 31, 2025 | SEC |
| Feb 13, 20266:14 PM ET | Tenor Capital Management Co., L.P.and 2 others | 13G/A | 9.50%1.89M shares | +2.00 ppfrom 7.50% | Dec 31, 2025 | SEC |
| Feb 13, 20266:00 PM ET | Harraden Circle Investments, LLCand 7 others | 13G | 5.86%1.17M shares | New | Feb 9, 2026 | SEC |
| Feb 13, 20263:46 PM ET | Barclays PLC | 13G/A | 0.00%0 shares | −6.50 ppfrom 6.50%Below 5% | Dec 31, 2025 | SEC |
| Feb 12, 20269:23 AM ET | AQR Capital Management LLCand 2 others | 13G/A | 5.53%1.11M shares | – | Dec 31, 2025 | SEC |
| Jan 14, 20264:14 PM ET | Yakira Capital Management, Inc.and 5 others | 13G/A | 3.22%644.0K shares | −4.82 ppfrom 8.04%Below 5% | Dec 31, 2025 | SEC |
| Nov 14, 20252:35 PM ET | Lighthouse Investment Partners, LLCand 1 other | 13G/A | 6.83%1.37M shares | – | Sep 30, 2025 | SEC |
| Nov 13, 20257:19 PM ET | RichRich Capital LLCand 1 other | 13G/A | 0.00%0 shares | −5.91 ppfrom 5.91%Below 5% | Nov 12, 2025 | SEC |
| Nov 13, 20254:00 PM ET | Kepos Capital LPand 1 other | 13G/A | 0.30%50.0K shares | −7.40 ppfrom 7.70%Below 5% | Sep 30, 2025 | SEC |
| Nov 7, 20254:03 PM ET | Karpus Management, Inc. | 13G/A | 0.00%0 shares | −5.29 ppfrom 5.29%Below 5% | Oct 31, 2025 | SEC |
| Oct 28, 20257:02 AM ET | Yakira Capital Management, Inc.and 5 others | 13G/A | 8.04%1.61M shares | – | Sep 30, 2025 | SEC |
| Oct 16, 20254:16 PM ET | RichRich Capital LLCand 1 other | 13G | 5.91%1.18M shares | New | Oct 15, 2025 | SEC |
| Oct 3, 202510:05 AM ET | Tenor Capital Management Co., L.P.and 2 others | 13G | 7.50%1.51M shares | New | Sep 29, 2025 | SEC |
| May 14, 20254:07 PM ET | Westchester Capital Management, LLC | 13G | 5.00%999.0K shares | New | Mar 31, 2025 | SEC |
| Mar 21, 20255:16 PM ET | Barclays PLC | 13G/A | 6.50%1.30M shares | 0.00 ppfrom 6.50% | Dec 31, 2024 | SEC |
| Feb 14, 20254:08 PM ET | Karpus Management, Inc. | 13G | 5.29%1.76M shares | New | Dec 31, 2024 | SEC |
| Feb 14, 20252:41 PM ET | Barclays PLC | 13G | 6.50%1.30M shares | New | Dec 31, 2024 | SEC |
| Feb 14, 202510:30 AM ET | Meteora Capital, LLCand 1 other | 13G/A | 2.91%582.6K shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 12, 20252:00 PM ET | Kepos Capital LPand 1 other | 13G/A | 7.70%1.53M shares | – | Dec 31, 2024 | SEC |
| Feb 12, 202511:36 AM ET | Goldman Sachs Group Incand 1 other | 13G | 7.20%1.44M shares | New | Dec 31, 2024 | SEC |
| Sep 4, 20243:14 PM ET | Yakira Capital Management, Inc.and 3 others | 13G | 9.26%1.85M shares | New | Aug 29, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Hadron Energy, Inc. shares.
No Form 144 notices for Hadron Energy, Inc. are on file.