John L. Lamattina

Sits on 2 boards. Last updated September 27, 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: Immunome Inc., 3 years.

Immunome Inc. Director
3 years ยท Since 2023
3 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
Jun 10, 2026 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’257 $247.22 $63,536
Jun 10, 2026 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’232 $248.11 $57,562
Jun 10, 2026 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’697 $249.53 $173,922
Jun 10, 2026 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’3,405 $251.62 $856,766
Jun 5, 2026 Ligand Pharmaceuticals Incorporated Grant or award +836 โ€” โ€”
Mar 6, 2026 Ligand Pharmaceuticals Incorporated Option exercise +2,161 $114.15 $246,678
Mar 6, 2026 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’2,161 $200.76 $433,842
Nov 7, 2025 Ligand Pharmaceuticals Incorporated Option exercise +2,145 $66.13 $141,849
Nov 7, 2025 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’2,145 $205.45 $440,690
Nov 7, 2025 Ligand Pharmaceuticals Incorporated Option exercise +2,034 $69.51 $141,383
Nov 7, 2025 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’2,034 $205.45 $417,885
Jun 6, 2025 Ligand Pharmaceuticals Incorporated Grant or award +1,209 โ€” โ€”
Nov 27, 2024 Ligand Pharmaceuticals Incorporated Option exercise +2,406 $52.30 $125,834
Nov 27, 2024 Ligand Pharmaceuticals Incorporated Open-market sale โˆ’2,406 $123.65 $297,502
Jun 14, 2024 Ligand Pharmaceuticals Incorporated Grant or award +1,252 โ€” โ€”

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