Michael McDermott - 25 Feb 2026 Form 4 Insider Report for PFIZER INC (PFE)

Role: Executive Vice President
Signature: /s/ Shanice A. Reid, by power of atty, for Michael McDermott
Issuer symbol: PFE
Transactions as of: 25 Feb 2026
Net transactions value: +$198,994
Form type: 4
Filing time: 27 Feb 2026, 18:34:04 UTC
Previous filing: 06 Mar 2025
Next filing: 05 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
McDermott Michael	Executive Vice President	66 HUDSON BOULEVARD EAST, ATTN: CORPORATE SECRETARY, NEW YORK	/s/ Shanice A. Reid, by power of atty, for Michael McDermott	27 Feb 2026	0001902464

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PFE	Common Stock	Options Exercise	$1,282,624	+37,925	+50%	$33.82	114,534	25 Feb 2026	Direct	F1
transaction	PFE	Common Stock	Tax liability	$18,394	-679	-0.59%	$27.09	113,855	25 Feb 2026	Direct	F2
transaction	PFE	Common Stock	Tax liability	$970,304	-36,044	-32%	$26.92	77,811	25 Feb 2026	Direct	F3, F4
transaction	PFE	Common Stock	Tax liability	$94,931	-3,503	-4.5%	$27.10	74,308	26 Feb 2026	Direct	F5

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
transaction	PFE	Stock Appreciation Rights	Options Exercise	$0	-37,925	-100%	$0.000000	0	25 Feb 2026	Common Stock	37,925	$33.82	Direct	F6

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

Explanation of Responses:

Id	Content
F1	The reported transaction constitutes the earn-out of stock appreciation rights (including dividend equivalents thereon).
F2	The reported transaction constitutes the withholding of shares to satisfy tax obligations in connection with earn-out of stock appreciation rights.
F3	The reported transaction constitutes the withholding of shares to cover payment of exercise price in connection with earn-out of stock appreciation rights (including dividend equivalents thereon).
F4	Under the terms of the settlement of the stock appreciation rights the 20-day average of the closing prices of Pfizer common stock ending on the settlement date is used.
F5	The reported transaction constitutes the withholding of shares to satisfy tax obligations upon the vesting of restricted stock units (including dividend equivalents thereon).
F6	The stock appreciation rights, which are subject to certain vesting requirements, will be settled in shares of Pfizer common stock on the fifth anniversary of the date of grant.