Transocean EVP Sells 35,000 Shares at $4.48 in Insider Transaction

Transocean Ltd.'s Executive Vice President and Chief Commercial Officer reported a sale of company stock.

Rhea-AI Filing Summary

Transocean Ltd.'s Executive Vice President and Chief Commercial Officer reported a sale of company stock. On 12/03/2025, the officer sold 35,000 Transocean Ltd. registered shares at a price of $4.48 per share in a transaction coded "S" (sale). After this transaction, the officer directly beneficially owned 212,072 shares of the company.

Insider Trade Summary

Net Seller: 35,000 shares

Net Sell 1 txn

Insider Mackenzie Roderick James

Role EVP, Chief Commercial Officer

Sold 35,000 shs ($157K)

Type	Security	Shares	Price	Value
Sale	Registered Shares	35,000	$4.48	$157K

Holdings After Transaction: Registered Shares — 212,072 shares (Direct)

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Transocean Ltd. (RIG) report in this Form 4?

An executive officer of Transocean Ltd. reported selling 35,000 registered shares on 12/03/2025 at a price of $4.48 per share.

Who is the reporting person in this Transocean Ltd. (RIG) Form 4 filing?

The reporting person is an officer of Transocean Ltd. serving as EVP, Chief Commercial Officer.

How many Transocean Ltd. (RIG) shares does the insider own after the reported sale?

Following the transaction, the officer directly beneficially owned 212,072 Transocean Ltd. shares.

What was the sale price for the Transocean Ltd. (RIG) shares in this insider transaction?

The 35,000 Transocean Ltd. shares were sold at a price of $4.48 per share.

What type of transaction is shown in this Transocean Ltd. (RIG) Form 4?

The transaction is coded "S", indicating an open market or private sale of Transocean Ltd. common shares by the reporting officer.

Is this Form 4 for an individual or joint filing for Transocean Ltd. (RIG)?

This Form 4 is indicated as being filed by one reporting person, not a group filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 12/05/2025 - 04:15 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Mackenzie Roderick James

(Last) (First) (Middle)

1414 ENCLAVE PARKWAY

(Street)

HOUSTON TX 77077

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Transocean Ltd. [ RIG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Commercial Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/03/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Registered Shares	12/03/2025		S		35,000	D	$4.48	212,072	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Debra Kupferman by Power of Attorney	12/05/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.