Revolution Medicines Officer Anthony Mancini Files Form 144 for $347K Proposed Sale

Insider Filing Analysis: Revolution Medicines, Inc. (Form 144)

Transaction Overview

On September 18, 2026, Anthony Mancini, an Officer of Revolution Medicines, Inc. ($RVMD), submitted a Form 144 notice disclosing the intended sale of 1,764 shares of common stock through Morgan Stanley Smith Barney LLC. The aggregate market value of the proposed transaction is $347,402.16, implying an execution price of approximately $196.94 per share.

Nature of the Securities and Timing

• Acquisition: The shares being offered were acquired on September 15, 2026, directly from the issuer upon the vesting of Restricted Stock Units (RSUs).
• Trading Plan: A Rule 10b5-1 trading plan adoption date of June 11, 2026, is noted on the filing.
• Recent Historical Activity: In the prior three months, Mr. Mancini reported two sales: 15,448 shares on September 10, 2026, generating $3,153,807.11, and 1,774 shares on September 15, 2026, generating $353,449.03.

Significance and Impact

The proposed transaction represents a minimal fraction of the company's 214,336,418 shares outstanding (<0.01%). Given the pre-scheduled nature of the trade under a Rule 10b5-1 plan following recent equity vesting, this filing is classified as having Low trading significance and is indicative of routine administrative selling/tax management rather than a discretionary market signal.