THIGPEN JEREMY D 4

4 · Transocean Ltd. · Filed Mar 3, 2026

Form 4

Period: 2026-03-01

DirectorExecutive Chair

Transactions

Exercise/Conversion
Registered Shares
[F1][F2]
2026-03-01$6.25/sh+193,518$1,209,488→ 2,442,643 total
Exercise/Conversion
Registered Shares
[F3]
2026-03-01$6.25/sh+245,640$1,535,250→ 2,688,283 total
Exercise/Conversion
Registered Shares
[F4]
2026-03-01$6.25/sh+171,821$1,073,881→ 2,860,104 total
Tax Payment
Registered Shares
[F5]
2026-03-03$6.12/sh−245,556$1,502,803→ 2,614,548 total

Footnotes (5)

[F1]Restricted Units, which are 1-for-1 share equivalents, acquired on February 9, 2023, pursuant to the Issuer's long-term incentive plan. One third of such restricted units vested on March 1, 2026, resulting in the right of the reporting person to receive the registered shares.
[F2]The amount of securities beneficially owned following the reported transaction reflects a prior transfer of shares to the reporting person's former spouse pursuant to a domestic relations order.
[F3]Restricted Units, which are 1-for-1 share equivalents, acquired on February 8, 2024, pursuant to the Issuer's long-term incentive plan. One third of such restricted units vested on March 1, 2026, resulting in the right of the reporting person to receive the registered shares. The remaining restricted share units vest as follows: 245,640 on March 1, 2027.
[F4]Restricted Units, which are 1-for-1 share equivalents, acquired on February 13, 2025, pursuant to the Issuer's long-term incentive plan. One third of such restricted units vested on March 1, 2026, resulting in the right of the reporting person to receive the registered shares. The remaining restricted share units vest as follows: 171,821 on March 1, 2027 and 171,822 on March 1, 2028.
[F5]Shares sold upon vesting to satisfy tax withholding obligations.

Signature

/s/ Debra Kupferman by Power of Attorney|2026-03-03

Documents

1 file