Simon N. Pimstone

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: Xenon 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 1, 2023 Xenon Pharmaceuticals Inc. Option exercise +9,318 $7.69 $71,655
Jun 1, 2023 Xenon Pharmaceuticals Inc. Shares withheld for tax โˆ’1,860 $38.53 $71,666
Jun 1, 2023 Xenon Pharmaceuticals Inc. Open-market sale โˆ’7,458 $38.97 $290,638
Jun 1, 2023 Xenon Pharmaceuticals Inc. Option exercise +45,000 $17.76 $799,200
Jun 1, 2023 Xenon Pharmaceuticals Inc. Shares withheld for tax โˆ’20,745 $38.53 $799,305
Jun 1, 2023 Xenon Pharmaceuticals Inc. Open-market sale โˆ’24,255 $38.78 $940,609
May 31, 2023 Xenon Pharmaceuticals Inc. Open-market sale โˆ’12,000 $38.53 $462,360
May 31, 2023 Xenon Pharmaceuticals Inc. Option exercise +29,835 $9.85 $293,875
May 31, 2023 Xenon Pharmaceuticals Inc. Shares withheld for tax โˆ’6,165 $38.37 $236,551
May 31, 2023 Xenon Pharmaceuticals Inc. Open-market sale โˆ’23,670 $38.81 $918,633
May 31, 2023 Xenon Pharmaceuticals Inc. Option exercise +50,000 $17.76 $888,000
May 31, 2023 Xenon Pharmaceuticals Inc. Shares withheld for tax โˆ’23,144 $38.37 $888,035
May 31, 2023 Xenon Pharmaceuticals Inc. Open-market sale โˆ’26,856 $38.69 $1,039,059
May 30, 2023 Xenon Pharmaceuticals Inc. Open-market sale โˆ’18,006 $38.63 $695,572
May 30, 2023 Xenon Pharmaceuticals Inc. Open-market sale โˆ’19,000 $39.90 $758,100

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