Tax Status	12 Months Ended
Dec. 31, 2025
Pfizer Savings Plan
EBP, Tax Status [Line Items]
Tax Status	Tax Status The Internal Revenue Service (IRS) has determined and informed the Plan Sponsor by letter dated April 18, 2018 that the Plan and related trust are designed in accordance with the applicable sections of the Code. The Plan has been amended since receiving the determination letter. However, the Company’s counsel believes the Plan is currently designed and being operated in compliance with the applicable requirements of the Code. Accordingly, no provision has been made for U.S. federal income taxes in the accompanying financial statements. U.S. GAAP requires Plan management to evaluate tax positions taken by the Plan and recognize a tax liability (or asset) if the Plan has taken an uncertain position that more likely than not would not be sustained upon examination by the IRS. The Company’s counsel has confirmed there are no uncertain positions taken that would require recognition of a liability (or asset) or disclosure in the financial statements. The Plan is subject to routine audits by taxing jurisdictions; however, there are currently no audits for any tax periods in progress. The Plan Administrator believes the Plan is generally no longer subject to income tax examinations for years prior to 2022.

Tax Status

12 Months Ended

Dec. 31, 2025

The Internal Revenue Service (IRS) has determined and informed the Plan Sponsor by letter dated April 18, 2018 that the Plan and related trust are designed in accordance with the applicable sections of the Code. The Plan has been amended since receiving the determination letter. However, the Company’s counsel believes the Plan is currently designed and being operated in compliance with the applicable requirements of the Code. Accordingly, no provision has been made for U.S. federal income taxes in the accompanying financial statements.

U.S. GAAP requires Plan management to evaluate tax positions taken by the Plan and recognize a tax liability (or asset) if the Plan has taken an uncertain position that more likely than not would not be sustained upon examination by the IRS. The Company’s counsel has confirmed there are no uncertain positions taken that would require recognition of a liability (or asset) or disclosure in the financial statements. The Plan is subject to routine audits by taxing jurisdictions; however, there are currently no audits for any tax periods in progress. The Plan Administrator believes the Plan is generally no longer subject to income tax examinations for years prior to 2022.