Natera Co-Founder Jonathan Sheena Executes Rule 10b5-1 Trust Stock Sales

Insider Transaction Summary

• Reporting Person: Jonathan Sheena, Director and Co-Founder of Natera, Inc. ($NTRA).
• Filing Date: October 21, 2026
• Transaction Date: October 16, 2026
• Activity: Sold an aggregate of 1,500 shares across multiple weighted-average price tiers ranging from $398.95 to $409.36 per share, generating total gross proceeds of approximately $603,510.26.

Transaction Breakdown

• Caraluna 1 Trust: Sold 750 shares across 6 tranches, leaving 8,250 shares remaining in the trust.
• Caraluna 2 Trust: Sold 750 shares across 6 tranches, leaving 8,250 shares remaining in the trust.
• Direct Ownership: Retains 221,314 shares held directly.

Plan & Governance Context

• The sales were conducted pursuant to a pre-arranged Rule 10b5-1 trading plan adopted on June 11, 2026.
• Total shares sold represent less than 1% of the insider's combined direct and indirect beneficial ownership holdings.
• Because this activity was executed pursuant to a pre-established 10b5-1 plan and comprises a small portion of the reporting person's equity stake, the trading significance is categorized as Low.