Hostetler Matthew 4

What Happened

• Matthew Hostetler, Chief Human Resources Officer of Energy Recovery, had 3,359 shares withheld to satisfy tax obligations related to vested securities. The shares were valued at $14.30 each, for a total of approximately $48,034. The transaction is recorded as a disposition (withholding to pay taxes), not an open-market sale.

Key Details

• Transaction date and price: Jan 30, 2026 — 3,359 shares withheld at $14.30 per share.
• Total value of shares withheld: ~$48,034.
• Shares owned after the transaction: Not disclosed in this filing.
• Footnote: F1 — Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
• Timeliness: Report filed Feb 3, 2026 (within required Form 4 filing window); not marked late.

Context

• This was a routine tax-withholding disposition tied to vesting of awards (a common administrative step). It does not represent an open-market sale or a directional purchase signal by the insider and should be interpreted as fulfilling tax obligations rather than a vote of confidence or concern about the company.