Moderna Officer James Mock Files Form 144 for $4.69M Share Sale

Form 144 Filing Analysis: Moderna, Inc. (NASDAQ: MRNA)

Executive Summary

On September 10, 2026, James M. Mock, an Officer of Moderna, Inc., filed Form 144 indicating the proposed sale of 34,836 shares of Common Stock with an aggregate market value of approximately $4.69 million.

Key Filing Highlights

• Insider: James M. Mock (Officer)
• Shares Proposed to be Sold: 34,836
• Aggregate Market Value: $4,685,093.64
• Approximate Price Per Share: ~$134.49
• Securities Exchange: NASDAQ
• Broker: Fidelity Brokerage Services LLC
• Trading Plan: Adopted under Rule 10b5-1 on June 9, 2026

Source of Shares

The securities to be sold consist of:

• 19,836 shares acquired via stock option exercise on September 10, 2026.
• 15,000 shares accumulated across various restricted stock unit (RSU) vestings between October 2023 and May 2025 as part of executive compensation.

Impact & Significance

The transaction represents Medium trading significance. While the dollar amount (~$4.69M) is notable, the sale is being conducted pursuant to a pre-scheduled Rule 10b5-1 trading plan adopted on June 9, 2026, and constitutes a negligible fraction (<0.01%) of Moderna's 399.2 million outstanding shares.