Who Owns NINE ENERGY SERVICE INC (NINE)? -- Institutional Holders (2026-03-31)
45 institutions reported holding $95.1M of NINE ENERGY SERVICE INC (NINE) in SEC 13F filings for 2026-03-31. Largest institutional holders: MACKAY SHIELDS LLC ($25.1M), Philosophy Capital Management LLC ($20.9M), ADAGE CAPITAL PARTNERS GP, L.L.C. ($11.1M), CastleKnight Management LP ($9.5M), ALGEBRIS (UK) LTD ($6.5M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | MACKAY SHIELDS LLC | $25.1M | 3.1M | New |
| 2 | Philosophy Capital Management LLC | $20.9M | 2.6M | New |
| 3 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $11.1M | 1.4M | New |
| 4 | CastleKnight Management LP | $9.5M | 1.2M | New |
| 5 | ALGEBRIS (UK) LTD | $6.5M | 789,895 | New |
| 6 | GENDELL JEFFREY L | $6.4M | 784,501 | New |
| 7 | NOMURA HOLDINGS INC | $4.1M | 502,053 | New |
| 8 | Cygnus Capital Advisors, LLC | $3.7M | 455,058 | New |
| 9 | MACKENZIE FINANCIAL CORP | $2.6M | 361,301 | New |
| 10 | Liberty Mutual Group Asset Management Inc. | $2.3M | 281,184 | New |
| 11 | NOMURA ASSET MANAGEMENT CO LTD | $1.4M | 166,237 | New |
| 12 | SEI INVESTMENTS CO | $652,023 | 79,515 | New |
| 13 | PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | $285,975 | 34,875 | New |
| 14 | ACR Alpine Capital Research, LLC | $279,000 | 46,500 | New |
| 15 | JPMORGAN CHASE & CO | $127,355 | 15,531 | Added |
| 16 | WELLS FARGO & COMPANY/MN | $3,813 | 465 | Added |
| 17 | MORGAN STANLEY | $3,813 | 465 | Trimmed |
| 18 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
| 19 | Royal Bank of Canada | $0 | 0 | Exited |
| 20 | RENAISSANCE TECHNOLOGIES LLC | $0 | 0 | Exited |
| 21 | TWO SIGMA SECURITIES, LLC | $0 | 0 | Exited |
| 22 | CITADEL ADVISORS LLC | $0 | 0 | Exited |
| 23 | JANE STREET GROUP, LLC | $0 | 0 | Exited |
| 24 | GREAT VALLEY ADVISOR GROUP, INC. | $0 | 0 | Exited |
| 25 | Kestra Advisory Services, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31