GlaxoSmithKline PLC — Regulatory Filings 2021

May 4, 2021

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of May 2021

Commission File Number 001-15170

GlaxoSmithKline plc

(Translation of registrant's name into English)

980 Great West Road, Brentford, Middlesex, TW8 9GS

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F . . . .X. . . . Form 40-F . . . . . . . .

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____

GlaxoSmithKline plc

Total Voting Rights and Capital

In conformity with the Financial Conduct Authority's Disclosure Guidance and Transparency Rule 5.6.1R, GlaxoSmithKline plc (the 'Company') hereby notifies the market of the following:

The Company's issued share capital as at 30 April 2021 consisted of 5,386,650,226 shares of 25 pence each ('Ordinary Shares'), of which 355,205,950 Ordinary Shares were held in Treasury.

Therefore, the total number of voting rights in the Company is 5,031,444,276. This figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the Financial Conduct Authority's Disclosure Guidance and Transparency Rules.

V A Whyte

Company Secretary

4 May 2021

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorised.

(Registrant)
Date: May
04, 2021
By:/s/ VICTORIA
WHYTE --------------------------
Victoria Whyte
Authorised
Signatory for and on
behalf
of GlaxoSmithKline plc

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