Susan E. Siegel

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
7 years
Director since
2023

7 years of board service in total across 2 boards, counting each seat separately. Longest: Align Technology Inc., 3 years.

3 years · Since 2023
Illumina 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
May 21, 2026 Illumina Inc. Grant or award +2,072 $144.83 $300,088
May 20, 2026 Align Technology Inc. Option exercise +1,745 — —
May 21, 2025 Illumina Inc. Grant or award +3,780 — —
May 21, 2025 Align Technology Inc. Option exercise +1,148 — —
May 17, 2024 Align Technology Inc. Option exercise +1,029 — —
May 16, 2024 Illumina Inc. Grant or award +2,622 — —
May 26, 2023 Illumina Inc. Grant or award +1,532 — —
May 17, 2023 Align Technology Inc. Option exercise −1,114 — —

Questions about Susan E. Siegel

What boards is Susan E. Siegel on?

Susan E. Siegel sits on the boards of Align Technology Inc. and Illumina Inc.

How long has Susan E. Siegel served on boards?

Our records show at least 7 years of board service across 2 boards, the earliest from 2023.

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