Natera Officer Michael Brophy Files Form 144 to Sell 771 Shares

Transaction Overview

Michael Brophy, an Officer at Natera, Inc. ($NTRA), has filed a Form 144 proposing the sale of 771 shares of common stock through ETrade Corporation on or around October 27, 2026. The proposed transaction has an estimated aggregate market value of approximately $312,177.90, representing an implied share price of roughly $404.90.

Origin of Securities

The shares to be sold originate from restricted stock units (RSUs) that vested on October 26, 2026, associated with services rendered and initially granted on January 26, 2024.

Prior Market Activity (Past 3 Months)

In the previous three months, Michael Brophy has executed multiple sales of Natera common stock:

• 08/04/2026: 478 shares for $131,077.16
• 08/03/2026: 317 shares for $84,952.62
• 07/29/2026: 1,863 shares for $464,594.94
• 07/28/2026: 1,241 shares for $315,301.47
• 07/28/2026: 1,178 shares for $299,034.12
• 07/27/2026: 782 shares for $203,703.79

Significance & Market Impact

The trading significance is evaluated as Low. The proposed sale of 771 shares represents a negligible fraction of the company's 144,144,170 outstanding shares and appears consistent with routine post-vesting equity administration.