Nancy Killefer

Sits on 3 boards. Last updated September 27, 2026

Time on boards

Boards served
3
Current seats
3
Board service
10 years
Director since
2023

10 years of board service in total across 3 boards, counting each seat separately. Longest: Meta Platforms Inc., 3 years.

3 years ยท Since 2023
Certara Inc. Director
3 years ยท Since 2023
2 years ยท Since 2023

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
May 15, 2026 Meta Platforms Inc. Option exercise +600 โ€” โ€”
May 14, 2026 Certara Inc. Option exercise +15,757 โ€” โ€”
Nov 5, 2025 Cardinal Health Inc. Grant or award +1,067 โ€” โ€”
May 21, 2025 Certara Inc. Option exercise +11,928 โ€” โ€”
May 15, 2025 Meta Platforms Inc. Option exercise +802 โ€” โ€”
Nov 6, 2024 Cardinal Health Inc. Grant or award +1,730 โ€” โ€”
May 21, 2024 Certara Inc. Option exercise +8,663 โ€” โ€”
May 15, 2024 Meta Platforms Inc. Option exercise +302 โ€” โ€”
May 15, 2024 Meta Platforms Inc. Option exercise +1,541 โ€” โ€”
Feb 15, 2024 Meta Platforms Inc. Option exercise +301 โ€” โ€”
Nov 15, 2023 Meta Platforms Inc. Option exercise +301 โ€” โ€”
Nov 15, 2023 Cardinal Health Inc. Grant or award +1,965 โ€” โ€”
Aug 15, 2023 Meta Platforms Inc. Option exercise +301 โ€” โ€”
May 17, 2023 Certara Inc. Option exercise +9,067 โ€” โ€”
May 15, 2023 Meta Platforms Inc. Option exercise +302 โ€” โ€”

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