David R. Epstein

Sits on 2 boards. Last updated September 27, 2026

Time on boards

Boards served
2
Current seats
2
Board service
3 years
Director since
2024

3 years of board service in total across 2 boards, counting each seat separately. Longest: Tempus AI Inc., 2 years.

Tempus AI Inc. Director
2 years ยท Since 2024
6 months ยท Since 2026

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
Sep 1, 2026 Tempus AI Inc. Open-market sale โˆ’250 $65.55 $16,388
Aug 3, 2026 Tempus AI Inc. Open-market sale โˆ’370 $43.40 $16,058
Jun 1, 2026 Tempus AI Inc. Open-market sale โˆ’250 $49.40 $12,350
May 21, 2026 Tempus AI Inc. Grant or award +5,913 โ€” โ€”
Mar 2, 2026 Tempus AI Inc. Open-market sale โˆ’250 $50.69 $12,673
Feb 2, 2026 Tempus AI Inc. Open-market sale โˆ’370 $59.41 $21,982
Dec 1, 2025 Tempus AI Inc. Open-market sale โˆ’250 $75.55 $18,888
Nov 3, 2025 Tempus AI Inc. Open-market sale โˆ’370 $90.00 $33,300
Sep 2, 2025 Tempus AI Inc. Open-market sale โˆ’250 $73.64 $18,410
Aug 1, 2025 Tempus AI Inc. Open-market sale โˆ’370 $55.16 $20,409
Jun 2, 2025 Tempus AI Inc. Open-market sale โˆ’250 $55.20 $13,800
May 20, 2025 Tempus AI Inc. Grant or award +1,997 โ€” โ€”
May 1, 2025 Tempus AI Inc. Open-market sale โˆ’370 $53.50 $19,795
Mar 17, 2025 Tempus AI Inc. Open-market sale โˆ’990 $46.83 $46,362
Mar 3, 2025 Tempus AI Inc. Open-market sale โˆ’250 $57.52 $14,380

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