Yeung William 4
4 · Energy Recovery, Inc. · Filed Oct 22, 2025
Insider Transaction Report
Form 4
Yeung William
Chief Legal Officer
Transactions
- Exercise/Conversion
Common Stock
2025-10-20$7.50/sh+3,530$26,475→ 100,899 total - Sale
Common Stock
2025-10-20$17.00/sh−3,530$60,010→ 97,369 total - Exercise/Conversion
Employee Stock Option (Right to Buy)
2025-10-20$7.50/sh−3,530$26,475→ 21,180 totalExercise: $7.50Exp: 2028-02-01→ Common Stock (3,530 underlying)
Holdings
- 5,568(indirect: By Spouse)
Common Stock
Footnotes (2)
- [F1]These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.
- [F2]This employee stock option was granted on February 1, 2018. 25% of the shares fully vest on the 1st anniversary of the vesting start date; thereafter, the remaining 75%, vest 1/36th per month.