Natera Officer Michael Brophy Files Form 144 to Sell 470 Shares

Executive Summary

On November 3, 2026, Michael Burkes Brophy, an Officer of Natera, Inc. (NASDAQ: NTRA), filed a Form 144 proposing the sale of 470 shares of common stock through Morgan Stanley Smith Barney LLC. The aggregate market value of the proposed transaction is $178,092.40, representing an estimated sale price of approximately $378.92 per share.

Transaction & Plan Details

• Securities to be Sold: 470 shares of Common Stock.
• Origin of Shares: Acquired on October 31, 2026, via vesting of Restricted Stock Units (RSUs) granted by the issuer.
• Trading Plan: The planned sale is executed pursuant to a Rule 10b5-1 trading plan adopted on September 10, 2025.
• Recent Trading Activity: Brophy has engaged in several sales over the prior three months totaling 5,866 shares and approximately $2.41 million in gross proceeds between August and November 2026, largely executed under 10b5-1 sales plans.

Market Impact & Significance

The trading significance of this filing is assessed as Low. The proposed sale represents a tiny fraction of Natera's 144,144,170 shares outstanding and is tied to routine equity compensation (RSU vesting) managed under a pre-established Rule 10b5-1 trading plan adopted over a year prior.