UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): July 9, 2024

PFIZER INC.

(Exact name of registrant as specified in its charter)

Delaware	1-3619	13-5315170
(State or other	(Commission File	(I.R.S. Employer
jurisdiction of	Number)	Identification No.)
incorporation)

66 Hudson Boulevard East		10001-2192
New York,	New York	(Zip Code)

(Address of principal executive offices)

Registrant’s telephone number, including area code:

(212) 733-2323

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:
Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, $.05 par value	PFE	New York Stock Exchange
1.000% Notes due 2027	PFE27	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company    ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.     ☐

Item 5.02

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On July 9, 2024, Pfizer Inc. (the "Company") announced that it is beginning the process of finding a successor for Dr. Mikael Dolsten, the Company’s Chief Scientific Officer and President, Pfizer Research & Development after his more than 15-year distinguished career with the Company. The Company has initiated an external search for a new Chief Scientific Officer. Dr. Dolsten will continue to serve in his current position until his successor is in place and any necessary transition is complete. It is anticipated that Dr. Dolsten will remain with Pfizer through at least February 28, 2025.

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 hereunto duly authorized.

	PFIZER INC.
Dated: July 10, 2024	By:	/s/ Margaret M. Madden
		Margaret M. Madden
		Senior Vice President and Corporate Secretary
		Chief Governance Counsel