Alan Bruce Montgomery

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: Xencor Inc., 3 years.

Xencor Inc. Director
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 16, 2026 Xencor Inc. Grant or award +10,302 โ€” โ€”
Jun 15, 2026 Xencor Inc. Open-market sale โˆ’5,064 $12.31 $62,338
Jun 16, 2025 Xencor Inc. Open-market sale โˆ’2,215 $9.22 $20,422
Jun 12, 2025 Xencor Inc. Grant or award +13,686 โ€” โ€”
Dec 4, 2024 Xencor Inc. Option exercise +991 $15.35 $15,212
Dec 4, 2024 Xencor Inc. Option exercise +430 $20.00 $8,600
Dec 4, 2024 Xencor Inc. Open-market sale โˆ’1,421 $27.03 $38,410
Dec 2, 2024 Xencor Inc. Option exercise +8,293 $15.35 $127,298
Dec 2, 2024 Xencor Inc. Option exercise +5,008 $20.00 $100,160
Dec 2, 2024 Xencor Inc. Open-market sale โˆ’13,301 $27.03 $359,526
Sep 27, 2024 Xencor Inc. Open-market sale โˆ’1,853 $20.68 $38,320
Jun 13, 2024 Xencor Inc. Grant or award +5,986 โ€” โ€”
Jun 20, 2023 Xencor Inc. Grant or award +5,007 โ€” โ€”

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