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Livermore
Livermore
ZHEN

Transocean Ltd.

RIG
Exchange
NYSE
Industry
Drilling Oil & Gas Wells
SEC CIK
0001451505

In the last 90 days, Transocean Ltd. insiders filed 1 open-market purchase and 0 sales; 539 institutions reported holding it in 13F filings for Q2 2026, worth $4.88B in total; superinvestors Pabrai Investment Funds and Elliott Investment Management hold it.

Superinvestors holding RIG, Q2 2026

2 superinvestors report holding Transocean Ltd. on Form 13F, worth $176.2M in total. Weight is Transocean Ltd.'s share of each 13F portfolio; actions compare shares with Q1 2026.

See all superinvestors
Superinvestors holding RIG in Q2 2026
Superinvestor% of portfolioSharesValuevs. previous quarter
Pabrai Investment FundsMohnish Pabrai30.5%20,398,659$99.7MAdded0.0%
Elliott Investment ManagementPaul Singer0.5%15,626,834$76.4MUnchanged

Moves by quarter

Superinvestors that opened, added to, trimmed or sold out of RIG each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.

  1. Q2 2026

    2 superinvestors holding at quarter end

    Added
    Pabrai Investment Funds (0.0%)

  2. Q1 2026

    2 superinvestors holding at quarter end

    New
    Elliott Investment Management
    Reduced
    Pabrai Investment Funds (−24.6%)

  3. Q4 2025

    1 superinvestor holding at quarter end

    Added
    Pabrai Investment Funds (+10.6%)

  4. Q3 2025

    1 superinvestor holding at quarter end

    New
    Pabrai Investment Funds

  5. Q2 2025

    0 superinvestors holding at quarter end

    Sold out
    Elliott Investment Management

  6. Q2 2024

    1 superinvestor holding at quarter end

    Added
    Elliott Investment Management (+21.7%)

  7. Q1 2024

    1 superinvestor holding at quarter end

    New
    Elliott Investment Management
    Sold out
    Maverick Capital

  8. Q4 2023

    1 superinvestor holding at quarter end

    Added
    Maverick Capital (+88.0%)
    Sold out
    Duquesne Family Office

  9. Q3 2023

    2 superinvestors holding at quarter end

    New
    Duquesne Family Office
    Reduced
    Maverick Capital (−46.8%)

  10. Q2 2023

    1 superinvestor holding at quarter end

    Reduced
    Maverick Capital (−8.7%)

  11. Q1 2023

    1 superinvestor holding at quarter end

    Added
    Maverick Capital (+4.5%)

  12. Q4 2022

    1 superinvestor holding at quarter end

    Added
    Maverick Capital (+102.4%)

  13. Q3 2022

    1 superinvestor holding at quarter end

    New
    Maverick Capital