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

SCHEDULE 13G

Under the Securities Exchange Act of 1934 (Amendment No. 1)*

Borr Drilling Ltd.

(Name of Issuer)

Common Stock, par value $0.05 per share

(Title of Class of Securities)

G1466R207

(CUSIP Number)

December 31, 2020

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this schedule is filed:   ☐ Rule 13d-1(b) ☐ Rule 13d-1(c) ☑ Rule 13d-1(d)   *The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.   The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

1            NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)   Folketrygdfondet
2            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (see instructions) (a) ☐ (b) ☐
3            SEC USE ONLY
4            CITIZENSHIP OR PLACE OF ORGANIZATION   Norway
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5            SOLE VOTING POWER 0
	6            SHARED VOTING POWER 0
	7            SOLE DISPOSITIVE POWER 0
	8            SHARED DISPOSITIVE POWER 0
9            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 Common Shares
10           CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (see instructions)  ☐
11           PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0%
12          TYPE OF REPORTING PERSON OO

Item 1.

(a)

Name of Issuer:

(b)

Address of Issuer’s Principal Executive Offices:

Item 2.

(a)

Name of Person Filing:

(b)

Address of Principal Business Office:

(c)

Citizenship:

(d)

Title of Class of Securities:

(e)

CUSIP Number:

Item 3.

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

☐ Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b)

☐ Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)

☐ Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d)

☐ Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e)

☐ An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E).

(f)

☐ An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F).

(g)

☐ A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G).

(h)

☐ A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813).

(i)

☐ A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3).

(j)

☐ A non-U.S. institution in accordance with §240.13d–1(b)(1)(ii)(J);

(k)

☐ Group, in accordance with §240.13d–1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with §240.13d–1(b)(1)(ii)(J), please specify the type of institution:__________________________.

Item 4.

Ownership.

(b)

Percent of class:

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote

(ii)

Shared power to vote or to direct the vote

(iii)

Sole power to dispose or to direct the disposition of

(iv)

Shared power to dispose or to direct the disposition of

Item 5.

Ownership of Five Percent or Less of a Class.

Item 6.

Ownership of More than Five Percent on Behalf of Another Person.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.

Item 8.

Identification and Classification of Members of the Group.

Item 9.

Notice of Dissolution of a Group.

Item 10.

Certification.

Dated: January 29, 2021	Folketrygdfondet
	By: /s/ Christina Stray
	Name: Christina Stray
	Title: General Counsel