InsiderTrades

Form 4 for ERII Energy Recovery, Inc.

Accepted 2026-06-17 16:08:21 ET · period of report 2026-06-15 · accession 0001421517-26-000064 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-06-17 16:08 2026-06-15 ERII BUEHLER ALEXANDER J CEO, Interim Pres, Dir M - OptEx $8.60 +15.3K 81.7K +23% +$131.8K
D 2026-06-17 16:08 2026-06-15 ERII BUEHLER ALEXANDER J CEO, Interim Pres, Dir S - Sale+OE $8.71 -14.9K 66.8K -18% -$129.8K
D 2026-06-17 16:08 2026-06-15 ERII BUEHLER ALEXANDER J CEO, Interim Pres, Dir M - OptEx $8.60 -15.3K 0 -100% -$131.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-15 M A 15,327 $8.60 81,655 D — —
2 Common Common Stock 2026-06-15 S D 14,900 $8.71 66,755 D — — (F1) This amount represents the weighted average sales price of multiple trades ranging from $8.60 to $8.86 per share. The reporting person undertakes to provide the SEC Staff, Energy Recovery, Inc. or a shareholder of Energy Recovery, Inc. full information about the number of shares sold at each separate price upon request.
3 Derivative Stock Option (Right to Buy) 2026-06-15 M D 15,327 $8.60 0 D $8.60 · — to 2026-06-23 15,327 Common Stock (F2) The shares became fully vested and exercisable on June 23, 2017 and expire on June 23, 2026.