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Energy Recovery, Inc.

ERII Net selling

CIK 0001421517 #3294 in the set updated 18 Sep 2026

Bought (12 mo)

$266.11K

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$4.15M

$367.97K on a plan · $765.04K straight out of an exercise

Sold at will

$3.02M

10 of 25 sales

Net

−$3.89M

−$2.75M against sales at will

By person

14 insiders · 27 transactions

3.7×

David W. Moon holds only 3.7 times base salary in stock. $2.31M of shares against $614.23K in salary for 2025.

Salary from the company's own proxy. The shares are what David W. Moon last reported holding, valued at $8.56, the price Common Stock was last bought or sold at on the open market here, on 28 Jul 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Hanstveit Arve

Director

—

$2.95M (7)

−$2.95M

400,603

0.7848%

$3.43M

−47.5%

Yeung William

Chief Legal Officer

—

$791.90K (13) scheduled

−$791.90K

99,291

0.1945%

$849.93K

+16.4%

Clemente Rodney

SVP, Water

—

$274.98K (3) scheduled

−$274.98K

108,301

0.2122%

$927.06K

−22.8%

TONDREAU PAMELA L.

Director

$166.84K (1)

—

+$166.84K

98,206

0.1924%

$840.64K

+166.6%

BUEHLER ALEXANDER J

Interim President and CEO

—

$129.78K (1) scheduled

−$129.78K

66,755

0.1308%

$571.42K

+23.0%

Sabol Colin R

Director

$99.27K (1)

—

+$99.27K

55,671

0.1091%

$476.54K

+287.7%

Ramanan Natarajan

Chief Technology Officer

—

$2.88K (1)

−$2.88K

52,565

0.1030%

$449.96K

—

Moon David W

President and CEO

—

270,019

0.5290%

$2.31M

+120.6%

Ghasripoor Farshad

Chief Technology Officer

—

123,090

0.2411%

$1.05M

−13.8%

Mancini Michael S.

Chief Financial Officer

—

75,051

0.1470%

$642.44K

—

Chow Joan Kai

Director

—

52,116

0.1021%

$446.11K

+137.1%

Hostetler Matthew

Chief Human Resources Officer

—

46,556

0.0912%

$398.52K

+94.3%

Ryan Aidan

Interim CFO

—

34,133

0.0669%

$292.18K

+118.6%

Mitchell John Joseph

Director

—

16,797

0.0329%

$143.78K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

BUEHLER ALEXANDER J

15 Jun 2026

Interim President and CEO

Sold after exercise

14,900

$8.71

$129.78K

Yeung William

24 Oct 2025

Chief Legal Officer

Sold after exercise

3,530

$18.00

$63.54K

Yeung William

24 Oct 2025

Chief Legal Officer

Sold after exercise

5,638

$18.00

$101.48K

Yeung William

23 Oct 2025

Chief Legal Officer

Sold after exercise

3,530

$17.50

$61.78K

Yeung William

20 Oct 2025

Chief Legal Officer

Sold after exercise

3,530

$17.00

$60.01K

Yeung William

16 Oct 2025

Chief Legal Officer

Sold after exercise

3,530

$16.50

$58.25K

Yeung William

3 Oct 2025

Chief Legal Officer

Sold after exercise

2,529

$16.00

$40.46K

Yeung William

3 Oct 2025

Chief Legal Officer

Sold after exercise

1,038

$16.00

$16.61K

Yeung William

18 Sep 2025

Chief Legal Officer

Sold after exercise

15,454

$15.09

$233.14K

Show all 27 transactions →

Energy Recovery, Inc.

By person

Individual transactions

What was left out