John R. Block

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: Aemetis Inc. (DE), 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
Mar 19, 2026 Aemetis Inc. (DE) Grant or award +10,000 $2.64 $26,400
Jan 22, 2026 Aemetis Inc. (DE) Grant or award +12,000 $1.54 $18,480
Jan 16, 2025 Aemetis Inc. (DE) Grant or award +12,000 โ€” โ€”
Nov 21, 2024 Aemetis Inc. (DE) Grant or award +12,469 โ€” โ€”
May 23, 2024 Aemetis Inc. (DE) Open-market sale โˆ’51,580 $3.49 $180,014
Jan 18, 2024 Aemetis Inc. (DE) Grant or award +11,000 โ€” โ€”
Jun 16, 2023 Aemetis Inc. (DE) Open-market sale โˆ’19,205 $6.30 $120,992
Jun 15, 2023 Aemetis Inc. (DE) Option exercise +10,000 $2.59 $25,900
Jun 15, 2023 Aemetis Inc. (DE) Shares withheld for tax โˆ’3,787 $6.84 $25,903
Jun 15, 2023 Aemetis Inc. (DE) Option exercise +50,000 $3.09 $154,500
Jun 15, 2023 Aemetis Inc. (DE) Shares withheld for tax โˆ’22,588 $6.84 $154,502
Jan 5, 2023 Aemetis Inc. (DE) Grant or award +11,070 โ€” โ€”

Reviews (0)

Sign in to write a review.

No reviews yet. Be the first to write one.

We use cookies to run this site and, with your permission, to measure traffic and support the affiliate links that help fund it.