Progressive (PGR) 4: Niederst Lori A bought 889 shares of Restricted Stock Unit… (Jan 12, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-01-08 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: PROGRESSIVE CORP/OH/ (PGR) CIK: 0000080661 --- Reporting Owner --- Name: Niederst Lori A CIK: 0001691371 Role: Officer (CRM President) --- Derivative Transactions --- [Transaction #1] Security: Restricted Stock Unit Date: 2026-01-08 | Code: A (Grant or award) Shares: +888.988 | Price: $0.00 Shares Owned After: 14,781.06 | Ownership: D (Direct) Footnotes: [F1] Each Restricted Stock Unit represents a contingent right to receive one Common Share of the Company's stock. [F2] These units, which were acquired upon the reinvestment of dividend equivalents, will vest at the same time as the Restricted Stock Units to which they relate. [F3] Expiration Date is the same as Date Exercisable. --- Footnotes (Complete Index) --- F1: Each Restricted Stock Unit represents a contingent right to receive one Common Share of the Company's stock. F2: These units, which were acquired upon the reinvestment of dividend equivalents, will vest at the same time as the Restricted Stock Units to which they relate. F3: Expiration Date is the same as Date Exercisable. --- Signature --- /s/ /s/ Allyson L. Bach, By Power of Attorney (2026-01-12)