NINE Nine Energy Service, Inc.: institutional ownership and insider trading
29 funds reported holding $140M of Nine Energy Service, Inc. in their latest 13F filings; in Q2 2026 funds net bought $5.19M, with 14 new positions and 2 funds selling out; over the last 12 months insiders bought $0 and sold $0 on the open market.
Largest institutional holders of NINE
- Philosophy Capital Management LLC — $30.9M
- MACKAY SHIELDS LLC — $22.4M
- ADAGE CAPITAL PARTNERS GP, L.L.C. — $16.9M
- CastleKnight Management LP — $13.4M
- ALGEBRIS (UK) LTD — $10.8M
- GENDELL JEFFREY L — $7.99M
- VANGUARD CAPITAL MANAGEMENT LLC — $6.75M
- Cygnus Capital Advisors, LLC — $6.51M
- NOMURA HOLDINGS INC (NMR, NRSCF) — $6.27M
- MACKENZIE FINANCIAL CORP — $4.70M
Recent NINE insider trades
- Aug 8, 2025: Sirkes Guy sold 49,897 shares ($32.4K)
- Aug 8, 2025: Fox Ann G sold 277,969 shares ($175K)
- May 15, 2025: Crombie David sold 20,857 shares ($12.9K)
- May 14, 2025: Moore Theodore R. sold 11,530 shares ($8.07K)
5%+ owners
- Philosophy Capital Management LLC: 17.0% (Schedule 13G/A, filed Aug 14, 2026)
- MacKay Shields LLC: 11.9% (Schedule 13G, filed Mar 31, 2026)
- Adage Capital Management, L.P.: 9.7% (Schedule 13G, filed Jul 9, 2026)
- CastleKnight Master Fund LP: 8.3% (Schedule 13G, filed Apr 9, 2026)
- Algebris Investments (US) Inc.: 6.0% (Schedule 13G, filed Jul 2, 2026)