Tempus AI (TEM) CEO Thomas Schoenherr Sells 10,281 Shares

What Happened Thomas Schoenherr (CEO, Diagnostics at Tempus AI) sold 10,281 shares of Tempus AI common stock in an open-market disposition on September 25, 2026. The shares were sold at $85.00 per share for a total proceeds of $873,885. This was a sale (not a purchase); such transactions are often routine—especially when done under a pre-established trading plan.

Key Details

• Transaction date: 2026-09-25
• Price per share: $85.00; Shares sold: 10,281; Total proceeds: $873,885
• Transaction type/code: Sale (S) — open-market or private sale
• Footnote: Executed under a Rule 10b5-1 trading plan adopted by the reporting person on March 3, 2026 (per filing)
• Shares owned after transaction: Not specified on this Form 4
• Filing date: 2026-09-29 — filed within the required 2 business days (timely)

Context A Rule 10b5-1 plan lets insiders pre-schedule trades and can provide an affirmative defense against insider trading claims; sales under such plans are generally viewed as pre-planned rather than a real-time signal of management’s view. Sales do not carry the same bullish signal that purchases do; retail investors should treat this as routine insider activity unless combined with other material company developments.