Hubbell 4: Dial Debra L. bought 341 shares of Directors Deferred Restr… (May 7, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-05 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: HUBBELL INC (HUBB) CIK: 0000048898 --- Reporting Owner --- Name: Dial Debra L. CIK: 0001734513 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Directors Deferred Restricted Common Stock Units Date: 2026-05-05 | Code: A (Grant or award) Shares: +341 | Price: $0.00 Shares Owned After: 1,223.316 | Ownership: D (Direct) Footnotes: [F1] Each deferred unit consists of one share of Common Stock credited as units under the Company's Deferred Plan for Directors. [F2] Represents deferred restricted stock grant. [F3] Deferred Units are payable commencing six months following the reporting person's retirement or separation from the Board. [F3] Deferred Units are payable commencing six months following the reporting person's retirement or separation from the Board. [F2] Represents deferred restricted stock grant. --- Footnotes (Complete Index) --- F1: Each deferred unit consists of one share of Common Stock credited as units under the Company's Deferred Plan for Directors. F2: Represents deferred restricted stock grant. F3: Deferred Units are payable commencing six months following the reporting person's retirement or separation from the Board. --- Signature --- /s/ /s/ Katherine A. Lane, Attorney-in-fact for Debra L. Dial (2026-05-07)