HOS HORNBECK OFFSHORE SERVICES, INC.: institutional ownership and insider trading
296 funds reported holding $1.31B of HORNBECK OFFSHORE SERVICES, INC. in their latest 13F filings; in Q2 2026 funds net bought $37.1M, with 40 new positions and 29 funds selling out; over the last 12 months insiders bought $0 and sold $275K on the open market.
Famous investors holding HOS
- Two Sigma (Two Sigma Investments): $9.05M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $7.88M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $2.22M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $2.03M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $1.29M, 0.0% of the portfolio
Largest institutional holders of HOS
- BlackRock, Inc. (BLK) — $199M
- VANGUARD GROUP INC — $82.0M
- DIMENSIONAL FUND ADVISORS LP — $79.5M
- STATE STREET CORP (STT, STT-PG) — $62.7M
- Invesco Ltd. (IVZ) — $61.5M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $56.1M
- VANGUARD CAPITAL MANAGEMENT LLC — $54.0M
- AMERICAN CENTURY COMPANIES INC — $47.6M
- PRINCIPAL FINANCIAL GROUP INC (PFG) — $37.8M
- GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) — $32.0M
Recent HOS insider trades
- Nov 3, 2025: Sparks Scott Andrew sold 40,000 shares ($275K)
- Dec 30, 2024: Neikirk Kenneth English sold 83,991 shares ($770K)
- Dec 10, 2024: Sparks Scott Andrew sold 170,000 shares ($1.68M)
- Dec 10, 2024: Glassman Diana sold 16,000 shares ($159K)
5%+ owners
- ASOF HOS GP, LLC: 23.7% (Schedule 13D, filed Sep 9, 2026)
- WHITEBOX ADVISORS LLC: 15.0% (Schedule 13G, filed Sep 9, 2026)
- Merced Capital, L.P.: 5.3% (Schedule 13G, filed Sep 9, 2026)