Arkolith/Insider Trading/ERII/Form 4

Yeung William

Chief Legal OfficerEnergy Recovery, Inc. (ERII) · full profile →Form 4 · filed Oct 7, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$57K
Net Open-Market Flow
-$57K
Transactions
6
4 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Oct 3, 2025Sell(S)1K$16.00$17K97K
Oct 3, 2025Option exercise(M)3K$7.50$19K100K
Oct 3, 2025Option exercise(M)1K$7.50$8K98K
Oct 3, 2025Sell(S)3K$16.00$40K97K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Oct 3, 2025Option exercise(M)1K$7.50$8K31K
Oct 3, 2025Option exercise(M)3K$7.50$19K28K

Transaction Codes

S
Open-market sale
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001677876-25-000005) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML