Transocean Ltd. (RIG) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of RIG are Frederik Wilhelm Mohn (Director, 96.57Mn shares), (Cyprus) Ltd Perestroika (Director, 96.57Mn shares), Perestroika (Director, 96.57Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Frederik Wilhelm Mohn 0 96,574,894 25 Nov, 2025
Perestroika 0 96,574,894 25 Nov, 2025
(Cyprus) Ltd Perestroika 96,574,894 0 25 Nov, 2025
Perestroika 82,636,646 0 17 May, 2022
Mark-Anthony Lovell Mey Evp Cfo 1,595,750 0 05 Mar, 2024
Keelan Adamson President And Ceo 1,491,509 0 03 Mar, 2026
Brady K Long Evp Chief Legal Officer 1,238,098 0 03 Mar, 2026
David A Tonnel Svp Chief Accounting Officer 727,088 0 05 Mar, 2024
Robert Thaddeus Vayda Evp, Chief Financial Officer 352,635 0 03 Mar, 2026
Roderick James Mackenzie Evp, Chief Commercial Officer 268,025 0 05 Mar, 2026
Jason Pack Svp, Chief Accounting Officer 262,103 0 03 Mar, 2026
Saint Victor Diane De 10,000 0 23 Jun, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
04 Mar, 2026 Roderick James Mackenzie Registered Shares D 78,370 $6.36 268,025 D S
01 Mar, 2026 Roderick James Mackenzie Registered Shares A 34,924 $6.25 287,742 D M
01 Mar, 2026 Jason Pack Registered Shares A 15,134 $6.25 235,630 D M
01 Mar, 2026 Brady K Long Registered Shares A 52,778 $6.25 1,160,388 D M
01 Mar, 2026 Robert Thaddeus Vayda Registered Shares A 17,991 $6.25 276,924 D M
01 Mar, 2026 Keelan Adamson Registered Shares A 67,731 $6.25 1,368,942 D M
01 Mar, 2026 Keelan Adamson Registered Shares A 104,397 $6.25 1,473,339 D M
01 Mar, 2026 Brady K Long Registered Shares A 66,993 $6.25 1,227,381 D M
01 Mar, 2026 Roderick James Mackenzie Registered Shares A 50,663 $6.25 338,405 D M
01 Mar, 2026 Robert Thaddeus Vayda Registered Shares A 22,837 $6.25 299,761 D M
01 Mar, 2026 Jason Pack Registered Shares A 19,210 $6.25 254,840 D M
01 Mar, 2026 Brady K Long Registered Shares A 98,406 $6.25 1,325,787 D M
01 Mar, 2026 Roderick James Mackenzie Registered Shares A 70,876 $6.25 409,281 D M
01 Mar, 2026 Keelan Adamson Registered Shares A 146,048 $6.25 1,619,387 D M
01 Mar, 2026 Robert Thaddeus Vayda Registered Shares A 21,880 $6.25 321,641 D M
01 Mar, 2026 Jason Pack Registered Shares A 2,901 $6.25 257,741 D M
01 Mar, 2026 Robert Thaddeus Vayda Registered Shares A 93,964 $6.25 415,605 D M
03 Mar, 2026 Brady K Long Registered Shares D 87,689 $6.12 1,238,098 D F
01 Mar, 2026 Jason Pack Registered Shares A 32,324 $6.25 290,065 D M
03 Mar, 2026 Keelan Adamson Registered Shares D 127,878 $6.12 1,491,509 D F