Natera Co-Founder & Director Jonathan Sheena Sells $1.29M in NTRA Under Rule 10b5-1 Plan

Overview & Insider Profile

On October 23, 2026, a Form 4 was filed for Natera, Inc. ($NTRA) indicating open-market sales by Jonathan Sheena, a member of the Board of Directors and company Co-Founder. The transactions occurred on October 21, 2026.

Transaction Summary

Mr. Sheena executed sales of 3,150 shares of NTRA Common Stock in multiple tranches across a price range of $406.50 to $416.81, yielding total gross proceeds of approximately $1,293,246 (weighted average price of ~$410.55 per share).

• Tranche 1: 200 shares @ $406.50
• Tranche 2: 962 shares @ $408.26 (range: $408.00–$408.96)
• Tranche 3: 627 shares @ $409.89 (range: $409.22–$410.03)
• Tranche 4: 605 shares @ $411.32 (range: $410.91–$411.64)
• Tranche 5: 211 shares @ $412.20 (range: $412.00–$412.21)
• Tranche 6: 125 shares @ $413.05 (range: $413.00–$413.09)
• Tranche 7: 255 shares @ $415.67 (range: $415.35–$416.24)
• Tranche 8: 165 shares @ $416.67 (range: $416.36–$416.81)

Holdings & Context

• Post-Transaction Direct Holdings: 218,164 shares.
• Indirect Holdings: 16,500 shares held across Caraluna 1 Trust (8,250 shares) and Caraluna 2 Trust (8,250 shares).
• Rule 10b5-1 Plan: The sales were executed under a pre-scheduled trading plan adopted on December 12, 2025, satisfying the cooling-off period requirements.
• Significance Assessment: Low. The shares sold represent roughly 1.4% of Mr. Sheena's direct holdings and were executed systematically under a pre-arranged 10b5-1 plan, suggesting routine personal portfolio diversification rather than a shift in fundamental sentiment.