Skip to content
sellModerate cluster of 2

Arve Hanstveit sold $817k of ERII

director at Energy Recovery, Inc.. 50,000 shares at an average of $16.34, traded Mar 11, 2025, filed Mar 13, 2025.

Warning score
45
Value
$817k
50,000 shares
Holdings after
693,182
-7% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $817k at market
    +22
  • Share of holdings sold
    Sold 6.7% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

ERIIOct 9, 2026 · close 6.84
Since filing Mar 13, 2025: -57.2%SPY +44.0% · excess -101.2%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001421517-25-000058, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 11, 2025SOpen-market sale
Common Stock
-50,000$16.34$817k693,182Mar 13, 2025

Related signals

Other insiders at Energy Recovery, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
32Weak
ERIIsell
Energy Recovery, Inc.
Arve Hanstveit
director
$445k
30,000 shares
-5%
0Weak
ERIIsell10b5-1
Energy Recovery, Inc.
William Yeung
Chief Legal Officer
$227k
12,698 shares
-13%
0Weak
ERIIsell10b5-1
Energy Recovery, Inc.
William Yeung
Chief Legal Officer
$60k
3,530 shares
-3%
0Weak
ERIIsell10b5-1
Energy Recovery, Inc.
William Yeung
Chief Legal Officer
$58k
3,530 shares
-3%
0Weak
ERIIsell10b5-1
Energy Recovery, Inc.
William Yeung
Chief Legal Officer
$57k
3,567 shares
-4%
0Weak
ERIIsell10b5-1
Energy Recovery, Inc.
William Yeung
Chief Legal Officer
$233k
15,454 shares
-14%
8Weak
ERIIsell10b5-1
Energy Recovery, Inc.
William Yeung
Chief Legal Officer
$487k
33,554 shares
-26%
3Weak
ERIIsell10b5-1
Energy Recovery, Inc.
Rodney Clemente
SVP, Water
$75k
5,387 shares
-5%
35Weak
ERIIsell
Energy Recovery, Inc.
Arve Hanstveit
director
$635k
50,000 shares
-7%
51Moderate
ERIIbuy 2
Energy Recovery, Inc.
Pamela L. Tondreau
director
$52k
4,200 shares
+11%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Arve Hanstveit sold $817k of ERII | InsiderTell