Pfizer (NYSE: PFE) director Mortimer Buckley purchases 37,632 shares

Rhea-AI Filing Summary

Pfizer Inc. director Mortimer J. Buckley purchased 37,632 shares of common stock on August 5, 2026, in a transaction reported as a purchase in open market or private transaction at $25.52 per share. After this buy, he directly holds 37,632 Pfizer common shares.

Insider Trade Summary

Net Buyer: 37,632 shares

Net Buy 1 txn

Insider Buckley Mortimer J

Role Director

Bought 37,632 shs ($960K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	37,632	$25.52	$960K

Holdings After Transaction: Common Stock — 37,632 shares (Direct)

Key Figures

Shares purchased: 37,632 shares Purchase price: $25.52 per share Shares owned after transaction: 37,632 shares

3 metrics

Shares purchased 37,632 shares Common Stock transaction on August 5, 2026

Purchase price $25.52 per share Reported price for the Common Stock purchase

Shares owned after transaction 37,632 shares Direct holdings of Mortimer J. Buckley following the reported purchase

Key Terms

non-derivative, Purchase in open market or private transaction, direct or indirect

3 terms

non-derivative financial

"Transaction type was reported as non-derivative Common Stock"

Purchase in open market or private transaction financial

"Transaction code P described as Purchase in open market or private transaction"

direct or indirect financial

"Ownership type coded as D within the direct or indirect framework"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/05/2026 - 04:03 PM Accepted by SEC EDGAR 08/05/2026 - 04:02 PM Learn about SEC filing dates

FAQ

What insider transaction did Pfizer (PFE) report for Mortimer J. Buckley?

Pfizer (PFE) reported that director Mortimer J. Buckley bought 37,632 shares of common stock on August 5, 2026, at $25.52 per share. The transaction was coded as a purchase in open market or private transaction, and his holdings now total 37,632 shares.

How many Pfizer (PFE) shares does Mortimer J. Buckley own after this Form 4 transaction?

Following the reported transaction, Mortimer J. Buckley directly owns 37,632 Pfizer common shares. These holdings equal the 37,632 shares purchased in the August 5, 2026 transaction, indicating this filing reflects his entire directly reported Pfizer common stock position.

What price did Mortimer J. Buckley pay per Pfizer (PFE) share in this trade?

Mortimer J. Buckley paid $25.52 per share for Pfizer (PFE) common stock. The Form 4 describes the August 5, 2026 transaction as a purchase in open market or private transaction, with the reported price applying on a per-share basis for all 37,632 shares.

Is Mortimer J. Buckley a director or officer of Pfizer (PFE) in this Form 4?

In this Form 4, Mortimer J. Buckley is identified as a director of Pfizer Inc. He is not listed as an officer and is not reported as a ten percent owner, providing context on his role in relation to the disclosed stock purchase.

Were any derivative securities involved in Mortimer J. Buckley’s Pfizer (PFE) transaction?

No derivative securities are reported in this Form 4. The filing shows a single non-derivative transaction, consisting of Buckley’s purchase of 37,632 shares of Pfizer common stock, with no options, warrants, or other derivative instruments listed in the derivative section.

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Buckley Mortimer J

(Last) (First) (Middle)

66 HUDSON BOULEVARD EAST

ATTN: CORPORATE SECRETARY

(Street)

NEW YORK NEW YORK 10001-2192

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
PFIZER INC [ PFE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/05/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/05/2026		P		37,632	A	$25.52	37,632	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Shanice A. Reid, by power of atty., for Mortimer J. Buckley	08/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)