Moderna Chief Legal Officer Shannon Klinger Acquires Shares via RSU Vesting with Tax Withholding

Executive Summary

On September 4, 2026, Shannon Thyme Klinger, Chief Legal Officer of Moderna, Inc. ($MRNA), engaged in routine equity award vesting and tax withholding transactions. A total of 11,797 Restricted Stock Units (RSUs) vested into Common Stock on a one-for-one basis. To cover associated tax liabilities, 5,704 shares were withheld by the issuer at a price of $148.87 per share, representing a transaction value of approximately $849,154.48. Following these transactions, Ms. Klinger directly holds 81,340 shares of Moderna Common Stock and retains 106,179 unvested RSUs.

Transaction Breakdown

1. RSU Conversion (Code M): 11,797 restricted stock units vested and converted directly into common shares at $0.00 exercise cost.
2. Tax Withholding (Code F): 5,704 common shares were surrendered/withheld at $148.87 per share to satisfy tax withholding obligations.
3. Net Direct Equity Change: Net increase of 6,093 common shares directly held, bringing total direct ownership to 81,340 shares.

Significance & Market Context

This filing reflects standard equity compensation vesting mechanics rather than discretionary open-market insider buying or selling. The disposition of 5,704 shares was solely executed to fulfill statutory tax requirements resulting from the RSU vest. Consequently, this transaction carries Low trading significance for investors.