SEC Form 4 · Updated Daily
HOS
— HORNBECK OFFSHORE SERVICES, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Ares Partners Holdco LLC | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| Ares Voting LLC | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| Ares Management GP LLC | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| Ares Management Corp | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| Ares Holdco LLC | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| Ares Management Holdings L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ARES MANAGEMENT LLC | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASSF IV AIV B Holdings III, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASSF IV AIV B, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASSF Operating Manager IV, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASOF Holdings I, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASOF II Holdings I, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASOF II A (DE) Holdings I, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASOF Investment Management LLC | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASOF HOS GP, LLC | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASSF IV HOS AIV 1, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASSF IV HOS AIV 2, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASOF HOS AIV 2, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| ASOF HOS AIV 1, L.P. | 10%+ Owner | 23,840,862 | 2026-09-01 | — |
| WHITEBOX GENERAL PARTNER LLC | 10%+ Owner | 8,239,303 | 2026-09-01 | — |
| WHITEBOX ADVISORS LLC | 10%+ Owner | 8,239,303 | 2026-09-01 | — |
| KRATZ OWEN E | Director · Officer | 7,959,663 | 2025-02-27 | M |
| HORNBECK TODD M | Director · Officer | 5,669,648.112 | 2026-09-02 | A |
| DME Advisors, LP | 10%+ Owner · Director | 4,226,818 | 2008-09-17 | S |
| DME Advisors GP, L.L.C. | 10%+ Owner · Director | 4,226,818 | 2008-09-17 | S |
| EINHORN DAVID | 10%+ Owner · Director | 4,226,818 | 2008-09-17 | S |
| GREENLIGHT CAPITAL INC | 10%+ Owner · Director | 4,226,818 | 2008-09-17 | S |
| GREENLIGHT CAPITAL LLC | 10%+ Owner | 4,226,818 | 2008-09-17 | S |
| Giberga Samuel A | Officer | 1,362,654 | 2026-09-01 | — |
| Staffeldt Erik | Officer | 727,760 | 2025-02-27 | M |
| LOVOI JOHN | Director | 404,765 | 2026-09-02 | A |
| RASK JAN A | Director | 378,795 | 2022-04-01 | A |
| Sparks Scott Andrew | Officer | 371,042 | 2026-09-02 | A |
| Johnson Alisa B | Officer | 343,490 | 2019-05-01 | F |
| Neikirk Kenneth English | Officer | 310,510 | 2025-02-27 | M |
| TRIPODO ANTHONY | Director · Officer | 278,131 | 2017-12-31 | F |
| FERRON MARTIN R | Director · Officer | 249,164 | 2008-04-04 | S |
| Heijermans Bart H | Officer | 243,941 | 2011-01-31 | D |
| TRANSIER WILLIAM L | Director | 235,672 | 2026-09-02 | A |
| WATT JAMES A | Director | 206,427 | 2020-12-12 | F |
| Jindal Piyush | Director | 200,778 | 2026-09-02 | A |
| Adams Robert Potter | Officer | 180,834 | 2026-09-02 | A |
| Cook Brian Michael | Officer | 180,793 | 2026-09-02 | A |
| Gatti Amerino | Officer | 174,604 | 2024-01-01 | A |
| Meyers Kevin Omar | Director | 132,545 | 2026-09-02 | A |
| Nelson Amy H | Director | 127,169 | 2025-12-10 | A |
| PORTER T WILLIAM | Director | 127,159 | 2017-03-31 | F |
| Little Thomas Mitchell | Director | 125,897 | 2025-12-10 | A |
| QUINN NANCY K | Director | 111,649 | 2019-12-13 | F |
| MURPHY ROBERT P | Reporting Owner | 103,445 | 2010-04-20 | S |
| Harris Paula | Director | 98,904 | 2025-12-10 | A |
| Chamblee Clifford V | Officer | 77,049 | 2015-05-11 | F |
| EDWARDS JOHNNY | Officer | 72,423 | 2013-03-08 | M |
| HAJDIK LLOYD A | Officer | 72,005 | 2013-05-08 | F |
| Todd Ben | Officer | 70,000 | 2026-09-02 | A |
| Glassman Diana | Director | 61,704 | 2025-12-10 | A |
| AHALT GORDON F | Director | 60,081 | 2011-03-31 | S |
| Wagner Geoffrey C. | Officer | 46,419 | 2018-01-02 | A |
| DUROC-DANNER BERNARD J | Director | 45,898 | 2011-05-11 | F |
| PURSELL A WADE | Officer | 45,205 | 2008-07-04 | D |
| CONNOR III JAMES LEWIS | Officer | 42,244 | 2006-08-25 | M |
| Hall James M | Officer | 30,765 | 2015-01-02 | A |
| Arriaga Brent Alexander | Officer | 24,252 | 2026-01-03 | M |
| Fink Benjamin Matthew | Director | 16,990 | 2026-09-02 | A |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-02 | Jindal Piyush | Grant / award | 31,553 | $0.00 | 200,778 |
| 2026-09-02 | Fink Benjamin Matthew | Grant / award | 16,990 | $0.00 | 16,990 |
| 2026-09-02 | Cook Brian Michael | Grant / award (derivative) | 120,000 | $0.00 | 120,000 |
| 2026-09-02 | Cook Brian Michael | Grant / award | 40,000 | $0.00 | 180,793 |
| 2026-09-02 | Todd Ben | Grant / award (derivative) | 210,000 | $0.00 | 210,000 |
| 2026-09-02 | Todd Ben | Grant / award | 70,000 | $0.00 | 70,000 |
| 2026-09-02 | Adams Robert Potter | Grant / award (derivative) | 120,000 | $0.00 | 120,000 |
| 2026-09-02 | Adams Robert Potter | Grant / award | 40,000 | $0.00 | 180,834 |
| 2026-09-02 | HORNBECK TODD M | Grant / award (derivative) | 500,000 | $0.00 | 500,000 |
| 2026-09-02 | HORNBECK TODD M | Grant / award (derivative) | 675,000 | $0.00 | 675,000 |
| 2026-09-02 | HORNBECK TODD M | Grant / award | 225,000 | $0.00 | 5,669,648.112 |
| 2026-09-02 | Meyers Kevin Omar | Grant / award | 16,990 | $0.00 | 132,545 |
| 2026-09-02 | TRANSIER WILLIAM L | Grant / award | 31,553 | $0.00 | 235,672 |
| 2026-09-02 | LOVOI JOHN | Grant / award | 16,990 | $0.00 | 404,765 |
| 2026-09-02 | Sparks Scott Andrew | Grant / award (derivative) | 210,000 | $0.00 | 210,000 |
| 2026-09-02 | Sparks Scott Andrew | Grant / award | 70,000 | $0.00 | 371,042 |
| 2026-09-01 | Giberga Samuel A | — | — | — | 1,362,654 |
| 2026-09-01 | Cook Brian Michael | — | — | — | 140,793 |
| 2026-09-01 | Adams Robert Potter | — | — | — | 140,834 |
| 2026-09-01 | Meyers Kevin Omar | — | — | — | 115,555 |
| 2026-09-01 | Jindal Piyush | — | — | — | 169,225 |
| 2026-09-01 | HORNBECK TODD M | — | — | — | 5,444,648.11 |
| 2026-09-01 | ASOF HOS AIV 1, L.P. | — | — | — | 3,585,001 |
| 2026-09-01 | ASOF HOS AIV 1, L.P. | — | — | — | 23,840,862 |
| 2026-09-01 | ASOF HOS AIV 2, L.P. | — | — | — | 3,585,001 |
| 2026-09-01 | ASOF HOS AIV 2, L.P. | — | — | — | 23,840,862 |
| 2026-09-01 | ASSF IV HOS AIV 2, L.P. | — | — | — | 3,585,001 |
| 2026-09-01 | ASSF IV HOS AIV 2, L.P. | — | — | — | 23,840,862 |
| 2026-09-01 | ASSF IV HOS AIV 1, L.P. | — | — | — | 3,585,001 |
| 2026-09-01 | ASSF IV HOS AIV 1, L.P. | — | — | — | 23,840,862 |
| 2026-09-01 | ASOF HOS GP, LLC | — | — | — | 3,585,001 |
| 2026-09-01 | ASOF HOS GP, LLC | — | — | — | 23,840,862 |
| 2026-09-01 | Ares Holdco LLC | — | — | — | 3,585,001 |
| 2026-09-01 | Ares Holdco LLC | — | — | — | 23,840,862 |
| 2026-09-01 | Ares Voting LLC | — | — | — | 3,585,001 |
| 2026-09-01 | Ares Voting LLC | — | — | — | 23,840,862 |
| 2026-09-01 | Ares Management Holdings L.P. | — | — | — | 3,585,001 |
| 2026-09-01 | Ares Management Holdings L.P. | — | — | — | 23,840,862 |
| 2026-09-01 | Ares Management Corp | — | — | — | 3,585,001 |
| 2026-09-01 | Ares Management Corp | — | — | — | 23,840,862 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.