INTUITIVE SURGICAL INC (ISRG) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-21 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: INTUITIVE SURGICAL INC (ISRG) CIK: 0001035267 --- Reporting Owner --- Name: Brosius Mark CIK: 0002010300 Role: Officer (EVP & Chief Mfg and Supply Cha) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-21 | Code: S (Open market sale) Shares: -18 | Price: $446.04 Total Value: $8,028.72 Shares Owned After: 1,541 | Ownership: D (Direct) Footnotes: [F1] The transaction took place in accordance with a Trading Plan that complies with SEC Rule 10b5-1 and expires on February 14, 2027. [Transaction #2] Security: Common Stock Date: 2026-05-22 | Code: S (Open market sale) Shares: -18 | Price: $439.80 Total Value: $7,916.40 Shares Owned After: 1,523 | Ownership: D (Direct) Footnotes: [F1] The transaction took place in accordance with a Trading Plan that complies with SEC Rule 10b5-1 and expires on February 14, 2027. --- Footnotes (Complete Index) --- F1: The transaction took place in accordance with a Trading Plan that complies with SEC Rule 10b5-1 and expires on February 14, 2027. --- Signature --- /s/ By: Stephanie Lim-Ignacio For: Brosius, Mark (2026-05-22)