Thiago Mordehachvili - 18 Mar 2026 Form 3 Insider Report for Borr Drilling Ltd (BORR)

Role: Director
Signature: /s/ Temi Bankole as attorney-in-fact
Issuer symbol: BORR
Transactions as of: 18 Mar 2026
Net transactions value: $0
Form type: 3
Filing time: 18 Mar 2026, 08:13:16 UTC
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Mordehachvili Thiago	Director	C/O BORR DRILLING LIMITED, 2ND FLOOR 9 PAR-LA-VILLE ROAD, HAMILTON, BERMUDA	/s/ Temi Bankole as attorney-in-fact	18 Mar 2026	0002115381

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	BORR	Common Shares						0	18 Mar 2026	Direct	F1
holding	BORR	Common Shares						46,145,132	18 Mar 2026	Represents shares held by Granular Capital Ltd - fund founded and managed by Thiago Mordehachvili

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	BORR	Contract for Difference							18 Mar 2026	Common Shares	2,000,000		By Granular Capital Ltd - fund founded and managed by Thiago Mordehachvili	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	54,545 RSUs which will vest in full on September 30, 2026 conditional upon continuing to serve as a Director of the Company at the date of vesting.
F2	The contract for difference is a long position, has no true maturity date (as it can be rolled over continuously) and can be closed at the option of Granular Capital Ltd.