Kristine Yaffe

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: Alector Inc., 3 years.

Alector Inc. Director
3 years · 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
Jun 17, 2026 Alector Inc. Grant or award +28,700 — —
Jun 20, 2025 Alector Inc. Open-market sale −1,000 $1.44 $1,440
Jun 11, 2025 Alector Inc. Grant or award +28,700 — —
Aug 12, 2024 Alector Inc. Open-market sale −5,000 $5.06 $25,300
Jun 12, 2024 Alector Inc. Grant or award +35,000 — —
Jun 14, 2023 Alector Inc. Grant or award +26,250 — —
Sep 10, 2021 Alector Inc. Option exercise +2,000 $18.10 $36,200

Questions about Kristine Yaffe

What boards is Kristine Yaffe on?

Kristine Yaffe sits on the board of Alector Inc.

How long has Kristine Yaffe served on boards?

Our records show at least 4 years of board service across 1 board, the earliest from 2023.

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