Arve Hanstveit Energy Recovery, Inc. (ERII) insider trading activity

Arve Hanstveit is Director of Energy Recovery, Inc.. Currently has a direct ownership of 655,220 shares of ERII, which is worth approximately $11.2 Million. The most recent transaction as insider was on Jun 12, 2025, when has been sold 30,000 shares (Common Stock) at a price of $12.68 per share, resulting in proceeds of $380,400. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 655K

0% 3M change

14.15% 12M change

Total Value Held $11.2 Million

Arve Hanstveit Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jun 12 2025	SELL Open market or private sale	$380,400 $12.68 p/Share	30,000 Reduced 4.38%	655,220 Common Stock
Jun 11 2025	SELL Open market or private sale	$255,000 $12.75 p/Share	20,000 Reduced 2.84%	685,220 Common Stock
Jun 05 2025	BUY Grant, award, or other acquisition	-	12,038 Added 1.68%	705,220 Common Stock
Mar 11 2025	SELL Open market or private sale	$817,000 $16.34 p/Share	50,000 Reduced 6.73%	693,182 Common Stock
Dec 11 2024	SELL Open market or private sale	$337,400 $16.87 p/Share	20,000 Reduced 2.62%	743,182 Common Stock
Jun 07 2024	SELL Open market or private sale	$264,000 $13.2 p/Share	20,000 Reduced 2.55%	763,182 Common Stock
Jun 06 2024	BUY Grant, award, or other acquisition	-	11,127 Added 1.4%	783,182 Common Stock
May 08 2024	SELL Open market or private sale	$473,550 $13.53 p/Share	35,000 Reduced 4.34%	772,055 Common Stock
Feb 28 2024	SELL Open market or private sale	$774,500 $15.49 p/Share	50,000 Reduced 5.83%	807,055 Common Stock
Jun 20 2023	SELL Open market or private sale	$412,500 $27.5 p/Share	15,000 Reduced 1.72%	857,055 Common Stock
Jun 08 2023	BUY Grant, award, or other acquisition	$99,981 $27.0 p/Share	3,703 Added 0.42%	872,055 Common Stock
Jun 01 2023	SELL Open market or private sale	$363,709 $23.73 p/Share	15,327 Reduced 1.73%	868,352 Common Stock
Jun 01 2023	BUY Exercise of conversion of derivative security	$131,812 $8.6 p/Share	15,327 Added 1.7%	883,679 Common Stock
Apr 03 2023	SELL Open market or private sale	$376,000 $23.5 p/Share	16,000 Reduced 1.81%	868,352 Common Stock
Nov 16 2022	SELL Open market or private sale	$360,749 $20.93 p/Share	17,236 Reduced 1.91%	884,352 Common Stock
Nov 16 2022	BUY Exercise of conversion of derivative security	$93,591 $5.43 p/Share	17,236 Added 1.88%	901,588 Common Stock
Jun 09 2022	BUY Grant, award, or other acquisition	$99,986 $20.8 p/Share	4,807 Added 0.54%	884,352 Common Stock
Nov 22 2021	SELL Open market or private sale	$615,250 $24.61 p/Share	25,000 Reduced 2.76%	879,545 Common Stock
Jun 10 2021	BUY Grant, award, or other acquisition	$99,993 $20.78 p/Share	4,812 Added 0.53%	904,545 Common Stock
Apr 29 2021	SELL Open market or private sale	$318,528 $22.16 p/Share	14,374 Reduced 1.53%	924,733 Common Stock
Apr 27 2021	SELL Open market or private sale	$26,400 $22.0 p/Share	1,200 Reduced 0.13%	939,107 Common Stock
Apr 26 2021	SELL Open market or private sale	$207,372 $22.0 p/Share	9,426 Reduced 0.99%	940,307 Common Stock
Mar 12 2021	SELL Open market or private sale	$425,000 $17.0 p/Share	25,000 Reduced 2.56%	949,733 Common Stock
Feb 24 2021	SELL Open market or private sale	$425,000 $17.0 p/Share	25,000 Reduced 2.56%	949,733 Common Stock
Jan 04 2021	SELL Open market or private sale	$357,250 $14.29 p/Share	25,000 Reduced 2.5%	974,733 Common Stock

Arve Hanstveit

Director

San Leandro, CA

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