Hornbeck Offshore Services, Inc.
HOS- Exchange
- NYSE
- Industry
- Oil & Gas Field Services, NEC
- SEC CIK
- 0000866829
No open-market purchases or sales by Hornbeck Offshore Services, Inc. insiders were filed in the last 90 days; 285 institutions reported holding it in 13F filings for Q2 2026, worth $1.19B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Hornbeck Offshore Services, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 274
- +14 vs. Q4 2025
- Shares held
- 131.0M
- +16.4M (+14.3%) vs. Q4 2025
- Total value
- $1.29B
- +$575.7M (+80.1%) vs. Q4 2025
- New holders
- 44
- 93 more added
- Sold out
- 30
- 98 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting HOS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 285 | $1.19B |
| Q1 2026 | 274 | $1.29B |
| Q4 2025 | 265 | $801.2M |
| Q3 2025 | 245 | $829.5M |
| Q2 2025 | 253 | $818.5M |
| Q1 2025 | 256 | $1.12B |
| Q4 2024 | 243 | $1.31B |
| Q3 2024 | 239 | $1.49B |
| Q2 2024 | 242 | $1.64B |
| Q1 2024 | 223 | $1.45B |
| Q4 2023 | 241 | $1.43B |
| Q3 2023 | 252 | $1.61B |
| Q2 2023 | 214 | $1.04B |
| Q1 2023 | 228 | $1.12B |
| Q4 2022 | 210 | $1.03B |
| Q3 2022 | 195 | $514.2M |
| Q2 2022 | 190 | $427.0M |
| Q1 2022 | 191 | $645.9M |
| Q4 2021 | 186 | $410.2M |
| Q3 2021 | 179 | $530.0M |
| Q2 2021 | 178 | $800.2M |
| Q1 2021 | 183 | $694.5M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Hornbeck Offshore Services, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CoreCommodity Management, LLC | 184,020 | $1.82M | 0.34% | −21,474−10.4% | Reduced |
| Cresset Asset Management, LLC | 184,927 | $1.83M | 0.01% | +122+0.1% | Added |
| California State Teachers Retirement System | 187,921 | $1.86M | 0.00% | +54,892+41.3% | Added |
| Glenorchy Capital Ltd | 207,774 | $2.05M | 1.11% | +7,458+3.7% | Added |
| AQR Capital Management LLC | 208,244 | $2.06M | 0.00% | +9,075+4.6% | Added |
| Voya Investment Management LLC | 211,907 | $2.10M | 0.00% | −420,089−66.5% | Reduced |
| Royce & Associates LP | 213,560 | $2.11M | 0.02% | −12,760−5.6% | Reduced |
| Victory Capital Management Inc | 224,130 | $2.22M | 0.00% | +19,573+9.6% | Added |
| State of Wisconsin Investment Board | 248,759 | $2.46M | 0.01% | −47,800−16.1% | Reduced |
| Tudor Investment Corp Et Al | 250,440 | $2.48M | 0.01% | −49,171−16.4% | Reduced |
| Swiss National Bank | 275,200 | $2.72M | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 291,502 | $2.88M | 0.01% | +227,505+355.5% | Added |
| Guinness Asset Management LTD | 297,624 | $2.94M | 0.05% | +82,770+38.5% | Added |
| Adage Capital Partners GP, L.L.C. | 300,000 | $2.97M | 0.00% | −1,000,000−76.9% | Reduced |
| Two Sigma Investments, LP | 308,343 | $3.05M | 0.00% | +308,343 | New |
| Legal & General Group Plc | 315,064 | $3.12M | 0.00% | −30,960−8.9% | Reduced |
| Prudential Financial Inc | 321,834 | $3.18M | 0.00% | +5,410+1.7% | Added |
| Bank of America Corp | 331,076 | $3.27M | 0.00% | −24,515−6.9% | Reduced |
| SEI Investments Co | 335,854 | $3.32M | 0.00% | +161,901+93.1% | Added |
| CSM Advisors, LLC | 358,475 | $3.55M | 0.09% | −1,840−0.5% | Reduced |
| UBS Group AG | 383,090 | $3.79M | 0.00% | −352,622−47.9% | Reduced |
| Nuveen, LLC | 386,607 | $3.82M | 0.00% | −2,193−0.6% | Reduced |
| UBS Asset Management Americas Inc | 388,029 | $3.84M | 0.00% | −14,740−3.7% | Reduced |
| Franklin Resources Inc | 393,298 | $3.89M | 0.00% | +382,531+3,552.8% | Added |
| Assenagon Asset Management S.A. | 396,637 | $3.92M | 0.01% | −11,649−2.9% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 397,039 | $3.93M | 0.01% | +397,039 | New |
| Rhumbline Advisers | 411,324 | $4.07M | 0.00% | +4,976+1.2% | Added |
| Russell Investments Group, Ltd. | 420,628 | $4.16M | 0.00% | −41,398−9.0% | Reduced |
| BNP Paribas Arbitrage, SA | 441,705 | $4.37M | 0.00% | +278,373+170.4% | Added |
| Millennium Management LLC | 466,152 | $4.61M | 0.00% | +206,123+79.3% | Added |
| D. E. Shaw & Co., Inc. | 471,623 | $4.66M | 0.00% | −712,487−60.2% | Reduced |
| Public Sector Pension Investment Board | 489,352 | $4.84M | 0.02% | +15,610+3.3% | Added |
| JPMorgan Chase & Co | 498,348 | $4.86M | 0.00% | −25,385−4.8% | Reduced |
| Ameriprise Financial Inc | 503,411 | $4.98M | 0.00% | −95,891−16.0% | Reduced |
| Man Group plc | 519,035 | $5.13M | 0.01% | +389,029+299.2% | Added |
| First Eagle Investment Management, LLC | 526,358 | $5.21M | 0.01% | −33,500−6.0% | Reduced |
| FMR LLC | 526,848 | $5.21M | 0.00% | −42,589−7.5% | Reduced |
| Pacer Advisors, Inc. | 535,710 | $5.30M | 0.02% | +535,710 | New |
| Simcoe Capital LLC | 544,276 | $5.38M | 4.94% | −64,356−10.6% | Reduced |
| Empowered Funds, LLC | 553,380 | $5.47M | 0.03% | −75,959−12.1% | Reduced |
| Kennedy Capital Management, Inc. | 573,439 | $5.67M | 0.12% | +13,773+2.5% | Added |
| Arrowstreet Capital, Limited Partnership | 577,979 | $5.72M | 0.00% | +240,414+71.2% | Added |
| Bank of New York Mellon Corp | 820,714 | $8.12M | 0.00% | −27,370−3.2% | Reduced |
| Tensile Capital Management LP | 849,946 | $8.41M | 1.20% | 00.0% | Unchanged |
| Bastion Asset Management Inc. | 893,824 | $8.58M | 2.62% | +893,824 | New |
| Bridgeway Capital Management, LLC | 883,786 | $8.74M | 0.18% | −75,959−7.9% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 894,123 | $8.84M | 0.03% | −138,980−13.5% | Reduced |
| Vanguard Fiduciary Trust Co | 901,645 | $8.92M | 0.00% | +901,645 | New |
| Renaissance Technologies LLC | 966,527 | $9.56M | 0.01% | −39,412−3.9% | Reduced |
| Qube Research & Technologies Ltd | 994,072 | $9.83M | 0.01% | −466,607−31.9% | Reduced |
| Citadel Advisors LLC | 1,007,876 | $9.97M | 0.01% | +335,642+49.9% | Added |
| Janus Henderson Group PLC | 1,055,411 | $10.4M | 0.00% | +992,261+1,571.3% | Added |
| Panagora Asset Management Inc | 1,274,502 | $12.6M | 0.05% | −67,217−5.0% | Reduced |
| Gate City Capital Management, LLC | 1,297,832 | $12.8M | 5.00% | −574,363−30.7% | Reduced |
| Deutsche Bank AG | 1,443,954 | $14.3M | 0.00% | +1,216,819+535.7% | Added |
| Northern Trust Corp | 1,685,097 | $16.7M | 0.00% | +56,835+3.5% | Added |
| Public Employees Retirement Association of Colorado | 1,730,815 | $17.1M | 0.07% | −142,800−7.6% | Reduced |
| Morgan Stanley | 1,991,259 | $19.7M | 0.00% | −229,152−10.3% | Reduced |
| Goldman Sachs Group Inc | 2,088,878 | $20.7M | 0.00% | +761,975+57.4% | Added |
| Charles Schwab Investment Management Inc | 2,593,970 | $25.7M | 0.00% | +49,563+1.9% | Added |
| Van Eck Associates Corp | 2,875,521 | $28.4M | 0.02% | +921,419+47.2% | Added |
| Boston Partners | 2,950,746 | $29.1M | 0.03% | +2,950,746 | New |
| Systematic Financial Management LP | 2,958,544 | $29.3M | 0.67% | −38,598−1.3% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 3,022,408 | $29.9M | 0.03% | +930,296+44.5% | Added |
| Geode Capital Management, LLC | 3,358,897 | $33.2M | 0.00% | +79,981+2.4% | Added |
| Wellington Management Group LLP | 3,932,543 | $38.9M | 0.01% | +777,400+24.6% | Added |
| Principal Financial Group Inc | 4,595,933 | $45.5M | 0.02% | −138,301−2.9% | Reduced |
| American Century Companies Inc | 5,197,560 | $51.4M | 0.03% | +68,655+1.3% | Added |
| Vanguard Capital Management LLC | 6,044,695 | $59.8M | 0.00% | +6,044,695 | New |
| Vanguard Portfolio Management LLC | 6,234,761 | $61.7M | 0.00% | +6,234,761 | New |
| Invesco Ltd. | 6,660,128 | $65.9M | 0.01% | +1,692,050+34.1% | Added |
| State Street Corp | 6,709,503 | $66.4M | 0.00% | +445,960+7.1% | Added |
| Dimensional Fund Advisors LP | 8,959,806 | $88.6M | 0.02% | +249,887+2.9% | Added |
| BlackRock, Inc. | 22,157,739 | $219.1M | 0.00% | +458,119+2.1% | Added |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −1,089,044−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −925,829−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −710,543−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −599,326−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −234,863−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −231,271−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −230,740−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −217,383−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −156,653−100.0% | Sold out |
| Aristeia Capital LLC | 0 | $0 | 0.00% | −126,126−100.0% | Sold out |
| Clayton Partners LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −81,861−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −74,321−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −47,320−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −45,423−100.0% | Sold out |
| North Star Investment Management Corp. | 0 | $0 | 0.00% | −44,000−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −37,897−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −37,200−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −35,147−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −28,961−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −28,752−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −25,409−100.0% | Sold out |
| ISAM Funds (UK) Ltd | 0 | $0 | 0.00% | −23,906−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −16,673−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −16,577−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −14,926−100.0% | Sold out |