Significant Ownership of CastleKnight Master Fund LP
- Large-stake filing summary
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- Recent SEC Schedule 13D/G filings for CastleKnight Master Fund LP focus on large-stake beneficial ownership disclosures and amendments.
- Use this view to spot new large holders, amended positions, and activist-style ownership evidence.
- Manager location
- Grand Cayman, Cayman Islands
- Manager signature
- By: CastleKnight Fund GP LLC, its general partner, By: Weitman Capital LLC, its managing member, By: /s/ Aaron Weitman - Aaron Weitman, Manager
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Manager
Names, identifiers, and filing context for this profile.
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Significant Ownership of CastleKnight Master Fund LP
| Sym | Company | Class | Ownership | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|---|
| CYH | COMMUNITY HEALTH SYSTEMS INC | Common Stock, $0.01 par value | 9% | $37,242,703 | +$8,582,007 | 12,667,586 | +30% | CastleKnight Master Fund LP | 31 Mar 2026 |
| HAIN | THE HAIN CELESTIAL GROUP, INC. | Common Stock, par value $.01 per share | 8.3% | $6,152,229 | 7,595,345 | CastleKnight Master Fund LP | 17 Mar 2026 | ||
| NINEQ | NINE ENERGY SERVICE, INC. | Common Stock, par value $0.01 per share | 8.3% | $11,579 | 1,157,943 | CastleKnight Master Fund LP | 31 Mar 2026 | ||
| STRZ | Starz Entertainment Corp. | Common Shares, no par value per share | 6.7% | $12,998,062 | 1,130,109 | CastleKnight Master Fund LP | 10 Apr 2026 | ||
| AHT | ASHFORD HOSPITALITY TRUST, INC. | Common Stock, $0.01 par value per share | 6.4% | $1,816,151 | 410,894 | CastleKnight Master Fund LP | 31 Dec 2025 | ||
| INV | Innventure, Inc. | Common Stock, par value $0.0001 per share | 6.3% | $18,346,802 | +$5,599,904 | 4,442,325 | +44% | CastleKnight Master Fund LP | 31 Dec 2025 |
| ASIX | AdvanSix Inc. | Common Stock, par value $0.01 per share | 6.2% | $39,826,530 | 1,666,382 | CastleKnight Master Fund LP | 07 May 2026 | ||
| KLXE | KLX Energy Services Holdings, Inc. | Common Stock, $0.01 Par Value | 5.6% | $2,156,978 | -$480,289 | 998,601 | -18% | CastleKnight Master Fund LP | 31 Dec 2025 |
| ALTG | Alta Equipment Group Inc. | Common stock, $0.0001 par value per share | 5.5% | $11,629,987 | 1,797,525 | CastleKnight Master Fund LP | 02 Jul 2026 | ||
| AMCX | AMC Global Media Inc. | Class A Common Stock, par value $0.01 per share | 5.4% | $15,101,197 | 1,762,100 | CastleKnight Master Fund LP | 19 May 2026 | ||
| NOVA | Sunnova Energy International Inc. | Common Stock, $0.0001 par value per share | 5.3% | $1,589,037 | 6,908,858 | CastleKnight Master Fund LP | 13 Mar 2025 | ||
| LXU | LSB Industries, Inc. | Common Stock, Par Value $.10 | 4.5% | $28,700,933 | -$14,871,705 | 3,239,383 | -34% | CastleKnight Master Fund LP | 31 Dec 2025 |
| BW | Babcock & Wilcox Enterprises, Inc. | Common Stock, $0.01 par value | 4.4% | $4,549,559 | 4,332,913 | CastleKnight Master Fund LP | 30 Jun 2025 | ||
| RENT | Rent the Runway, Inc. | Class A common stock, par value $0.001 per share | 4.2% | $820,680 | -$375,658 | 166,470 | -31% | CASTLEKNIGHT MASTER FUND LP | 30 Sep 2025 |
| TEN | TSAKOS ENERGY NAVIGATION LTD | Common Shares, par value $5.00 per share | 4.1% | $30,876,958 | -$25,612,851 | 1,230,648 | -45% | CastleKnight Master Fund LP | 31 Dec 2025 |
| UPLD | Upland Software, Inc. | Common stock, $0.0001 par value | 3.7% | $2,458,545 | 1,020,143 | CastleKnight Master Fund LP | 31 Dec 2024 | ||
| TSE | Trinseo PLC | Ordinary Shares, par value $0.01 per share | 1.4% | $418,629 | -$1,822,014 | 516,826 | -81% | CastleKnight Master Fund LP | 31 Dec 2025 |
| STKL | SunOpta Inc. | Common Shares, no par value | 0% | $0 | -$47,628,000 | 0 | -100% | CastleKnight Master Fund LP | 31 Mar 2026 |
Schedules 13D/G Reported by CastleKnight Master Fund LP:
| Sym | Target | Class | Ownership | Change | Current shares | Change | Value | Reporting name | Form | Report period | Filing date |
|---|
Schedule rows are parsed from SEC 13D/G filings. Open the linked filing or target page to verify the reported ownership and shares.