NYSE : RIG
$0.12 (2.33%)
6.40%
227
change: -358.0 | last: 58588
change: -232.0 | last: 32057
change: -73.0 | last: 13034
change: -107.0 | last: 141361
change: 291.0 | last: 702.63M
2.38M
0.91
change: -20.9667 | last: 1.1153347.32M
| Filing Date | Reporting Person | Amount Beneficially Owned | % of Class |
|---|---|---|---|
| 2026-03-27 | The Vanguard Group | - | 0.00% |
| 2026-02-13 | Transocean Ltd. | 12.57M | 18.10% |
| 2026-02-11 | Perestroika (Cyprus) Ltd | 96.57M | 8.80% |
| 2026-02-11 | Perestroika AS | 96.57M | 8.80% |
| 2026-02-11 | Frederik W. Mohn | 96.92M | 8.80% |
| 2025-12-04 | Transocean Ltd. | 6421.0 | 0.10% |
| 2025-12-04 | Transocean International Limited | 6421.0 | 0.10% |
| 2025-09-30 | Perestroika (Cyprus) Ltd | 95.07M | 10.10% |
| 2025-09-30 | Perestroika AS | 95.07M | 10.10% |
| 2025-09-30 | Frederik W. Mohn | 95.42M | 10.10% |
| 2025-08-14 | PRIMECAP MANAGEMENT CO/CA/ | 13.13M | 1.49% |
| 2025-04-23 | BlackRock, Inc. | 56.12M | 6.40% |
| 2025-02-13 | Capital World Investors | 40.22M | 4.60% |
| 2024-10-22 | (1)Names of reporting persons. BlackRock, Inc. | 70.51M | 8.10% |
| 2024-07-09 | Hayfin Topaz GP Limited | 1.02M | 1.00% |
| 2024-07-09 | Hayfin Management Limited | 55.51M | 5.90% |
| 2024-07-09 | Hayfin SOF II GP Limited | 39.65M | 4.20% |
| 2024-07-09 | Hayfin Special Opportunities Fund II LP | 34.7M | 3.70% |
| 2024-07-09 | Hayfin Topaz LP | 1.02M | 1.00% |
| 2024-07-09 | Hayfin Opal III LP | 14.84M | 1.60% |
| 2024-07-09 | Hayfin Opal III GP Limited | 14.84M | 1.60% |
| 2024-07-09 | Hayfin SOF II USD Co-Invest LP | 4.95M | 1.00% |
| 2022-11-25 | David E. Shaw | 36.13M | 5.00% |
| 2022-11-25 | D. E. Shaw & Co., L.P. | 36.13M | 5.00% |
| 2022-02-10 | PRIMECAP Management Company | 47.52M | 7.25% |
| 2022-02-10 | The Vanguard Group - 23-1945930 | 51.6M | 7.87% |
| 2021-02-12 | (. | 48.54M | 7.89% |
| 2021-02-10 | The Vanguard Group - 23-1945930 | 55.62M | 9.04% |
| 2020-02-12 | PRIMECAP Management Company 95-3868081 | 50.62M | 8.70% |
| 2020-02-12 | The Vanguard Group - 23-1945930 | 53.34M | 8.71% |
| 2019-02-08 | PRIMECAP Management Company 95-3868081 | 33.89M | 5.56% |
| 2018-12-12 | Asian Investment Partners Ltd. | 27.23M | 4.36% |
| 2018-12-12 | Asia Research & Capital Management Ltd. | 27.23M | 4.36% |
| 2018-12-12 | Alp Ercil | 27.23M | 4.36% |
| 2018-12-12 | ARCM Master Fund II Limited | 7.79M | 1.28% |
| 2018-08-07 | PRIMECAP Management Company 95-3868081 | 24.76M | 5.36% |
| 2018-02-13 | STATE STREET CORPORATION | 12.88M | 3.29% |
| 2018-02-08 | Alp Ercil | 48M | 9.81% |
| 2018-02-08 | ARCM Master Fund II Limited | 26.75M | 5.46% |
| 2018-02-08 | Asian Investment Partners Ltd. | 48M | 9.81% |
| 2018-02-08 | Asia Research & Capital Management Ltd. | 48M | 9.81% |
| 2017-02-10 | STATE STREET CORPORATION | 19.71M | 5.06% |
| 2017-01-30 | BlackRock, Inc. | 22.96M | 5.90% |
| 2016-02-03 | Limited | 21.25M | 51.40% |
| 2016-02-03 | Transocean Ltd. | 21.25M | 51.40% |
| 2015-12-07 | PRIMECAP Management Company 95-3868081 | 17.87M | 4.91% |
| 2015-02-06 | Transocean Ltd. | 21.25M | 51.40% |
| 2013-01-30 | (1) BlackRock, Inc. | 18.06M | 5.02% |
| 2011-12-12 | Edward C. Johnson 3d | 11.07M | 3.46% |
| 2011-12-12 | FMR LLC | 11.07M | 3.46% |
| 2009-02-13 | Marsico Capital Management, LLC 84-1434992 | 20.85M | 6.50% |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2025-12-31 | $4.13 | 960M | $3.96B | $997M | $5.66B | $8.62B |
| 2024-12-31 | $3.75 | 850M | $3.19B | $560M | $7.25B | $9.87B |
| 2023-12-31 | $6.35 | 768M | $4.88B | $762M | $7.85B | $11.97B |
| 2022-12-31 | $4.56 | 699M | $3.19B | $683M | $7.82B | $10.32B |
| 2021-12-31 | $2.76 | 637M | $1.76B | $976M | $7.69B | $8.48B |
| 2020-12-31 | $2.31 | 615M | $1.42B | $1.15B | $8.37B | $8.64B |
| 2019-12-31 | $6.88 | 612M | $4.21B | $1.79B | $9.87B | $12.29B |
| 2018-12-31 | $6.94 | 468M | $3.25B | $2.16B | $9.98B | $11.07B |
| 2017-12-31 | $10.68 | 390.88M | $4.17B | $2.52B | $7.4B | $9.05B |
| 2016-12-31 | $14.74 | 367M | $5.41B | $3.05B | $8.46B | $10.82B |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4.89 | 1.12B | $5.48B | $509M | $5.12B | $10.09B |
| 2026-03-31 | $6.63 | 1.11B | $7.35B | $615M | $5.27B | $12.01B |
| 2025-12-31 | $4.13 | 960M | $3.96B | $997M | $5.66B | $8.62B |
| 2025-09-30 | $3.12 | 911M | $2.84B | $1.25B | $6.22B | $7.81B |
| 2025-06-30 | $2.59 | 888M | $2.3B | $772M | $6.55B | $8.08B |
| 2025-03-31 | $3.17 | 883M | $2.8B | $691M | $6.65B | $8.76B |
| 2024-12-31 | $3.75 | 864.5M | $3.24B | $560M | $7.25B | $9.93B |
| 2024-09-30 | $4.25 | 879M | $3.74B | $800M | $6.96B | $9.9B |
| 2024-06-30 | $5.05 | 824M | $4.16B | $875M | $7.3B | $10.59B |
| 2024-03-31 | $6.37 | 819M | $5.22B | $716M | $7.26B | $11.77B |
| 2023-12-31 | $6.35 | 809.03M | $5.14B | $762M | $7.85B | $12.23B |
| 2023-09-30 | $8.21 | 774M | $6.35B | $808M | $7.39B | $12.93B |