Skip to main content

Yeung William's Form 4 filing

Energy Recovery, Inc. (ERII) · filed Sep 15, 2025

Accession no.
0001421517-25-000122
Filed
Sep 15, 2025
Trade date
Sep 11, 2025
Filing delay
4 days
Rule 10b5-1 plan
Checked

This filing lists 2 non-derivative transactions and 1 derivative transaction. Open-market sales total $486.9K. It was filed 4 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Yeung WilliamCIK 0001677876Officer (Chief Legal Officer)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Sep 11, 2025Common StockMOption exerciseAcquired+30,877$8.95+$276,349.15130,923Direct
Sep 11, 2025Common StockSSaleDisposed−33,554$14.51F1−$486,868.5497,369Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Sep 11, 2025Common StockMOption exerciseDisposed−30,877$8.95−$276,349.1515,454Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F1

This amount represents the weighted average sales price of multiple trades ranging from $14.40 to $14.65 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.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)