SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

INFORMATION STATEMENT PURSUANT TO RULES 13d-1 AND 13d-2

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Kirkland Lake Gold Inc.

(Name of Issuer)

Common Shares

(Title of Class of Securities)

49740P106

(CUSIP Number)

December 30, 2011

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

ý Rule 13d-1(b)

¨ Rule 13d-1(c)

¨ Rule 13d-1(d)

SCHEDULE 13G

CUSIP 49740P106

1)	NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Investec Asset Management Limited
2)	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP			(a) ¨ (b) ¨
3)	SEC USE ONLY
4)	CITIZENSHIP OR PLACE OF ORGANIZATION United Kingdom
	NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5)	SOLE VOTING POWER 4,343,860
		6)	SHARED VOTING POWER 0
		7)	SOLE DISPOSITIVE POWER 4,343,860
		8)	SHARED DISPOSITIVE POWER 0
9)	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,343,860
10)	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11)	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 6.21%
12)	TYPE OF REPORTING PERSON FI

Schedule 13G

Item 1(a).

Name of Issuer:

Kirkland Lake Gold Inc.

Item 1(b).

Address of Issuer’s Principal Executive Offices:

Highway 66

Kirkland Lake

Ontario

Canada

Item 2(a).

Name of Person Filing:

Investec Asset Management Limited

Item 2(b).

Address of Principal Business Office or, if None, Residence:

Investec Asset Management Limited

2 Gresham Street

London, EC2V 7QP

Item 2(c).

Citizenship:

United Kingdom

Item 2(d).

Title of Class of Securities:

Common Shares

Item 2(e).

CUSIP Number:

49740P106

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)

Investment Adviser in accordance with § 240.13d-1(b)(1)(ii)(E)

(f)

Employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F)

(g)

Parent Holding Company or control person in accordance with §240.13d-1(b)(ii)(G)

(h)

Savings Association as defined in §3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813)

(i)

Church plan that is excluded from the definition of an investment company under §3(c)(15) 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)(ii)(J)

(k)

Group, in accordance with §240.13d-1(b)(ii)(K)

Item 4.

Ownership.

(a)

Amount beneficially owned:

4,343,860

(b)

Percent of class1:

6.21%

(c)

Number of shares as to which such person has:

(i)

Sole power to vote or to direct the vote:

4,343,860

(ii)

Shared power to vote or to direct the vote:

(iii)

Sole power to dispose or to direct the disposition of:

4,343,860

(iv)

Shared power to dispose or to direct the disposition of:

Item 5.

Ownership of Five Percent or Less of a Class.

Not Applicable.

Item 6.

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

Investec Asset Management Limited, in its capacity as discretionary investment adviser to its various clients, may be deemed to be the beneficial owner of 4,343,860 shares owned by such clients or for such clients’ benefit, as Investec Asset Management Limited, in its capacity as discretionary investment adviser, has the power to dispose, direct the disposition of, and vote the shares. The clients are entitled to receive all dividends from and proceeds from any sale of, the shares. To the knowledge of Investec Asset Management Limited, no single client of Investec Asset Management Limited owns 5% or more of the class.

1 Percentages are based on 69,904,112 shares of Common Stock outstanding as disclosed by the issuer.

Not Applicable.

Item 7.

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

Not Applicable.

Item 8.

Identification and Classification of Members of the Group.

Not Applicable.

Item 9.

Notice of Dissolution of Group.

Not Applicable.

Item 10.

Certification.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

SIGNATURE

After reasonable inquiry and to the best knowledge and belief of the undersigned, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Date: 20 January 2012

· Investec Asset Management Limited

By: /s/ Anne Gallagher

Name: Anne Gallagher

Title: Chief Compliance Officer

KIRKLAND LAKE GOLD INC SC 13G