Howard Lee

Sits on 1 board. Last updated September 28, 2026

Time on boards

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

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

3 years ยท Since 2023

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 5, 2024 Amphastar Pharmaceuticals Inc. Shares withheld for tax โˆ’579 $42.04 $24,341
Jun 3, 2024 Amphastar Pharmaceuticals Inc. Grant or award +3,076 โ€” โ€”
Jun 10, 2023 Amphastar Pharmaceuticals Inc. Shares withheld for tax โˆ’375 $45.67 $17,126
Jun 5, 2023 Amphastar Pharmaceuticals Inc. Grant or award +2,716 โ€” โ€”
Jun 1, 2023 Amphastar Pharmaceuticals Inc. Option exercise +16,679 $16.69 $278,373
Jun 1, 2023 Amphastar Pharmaceuticals Inc. Open-market sale โˆ’16,679 $45.02 $750,889

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