Insider Holders & Insider Ownership - Energy Recovery Inc. (ERII)

List of insiders holdings for Energy Recovery Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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# Insider Holder Name Report
Date Time		 Shares Owned
Directly
Indirectly		 Total
Shares Owned		 Filing
1 Lorentzen Ole Peter
10% Owner		 2021-12-02 17:16:19 2,818,090
0		 2,818,090 Form 13D
2 Medanich James
Director		 2010-05-06 20:30:00 2,297,600
0		 2,297,600 Form 13G
3 ROONEY THOMAS S JR
President, CEO		 2014-04-28 16:20:31 1,967,135
0		 1,967,135 Form 4
4 Sanchez-Blanco Borja
SVP, Sales		 2014-03-14 16:33:15 712,759
0		 712,759 Form 4
5 Hanstveit Arve
Director		 2025-03-13 16:24:22 693,182
0		 693,182 Form 4
6 Pique Gonzalo G
Director		 2011-05-20 12:35:28 130,000
399,100		 529,100 Form 4
7 Mao Robert Yu Lang
Director		 2024-05-24 16:55:50 261,771
96,208		 357,979 Form 4
8 Otero Juan
Gen Counsel,CCO,Corp Secretary		 2016-03-10 19:21:28 276,236
0		 276,236 Form 4
9 Krish Prem
Chief Technology Officer		 2014-03-14 16:32:44 273,894
0		 273,894 Form 4
10 Audrey Bold
Chief Marketing Officer		 2014-03-14 16:33:02 268,338
0		 268,338 Form 4
11 Siebert Eric
VP, Oil and Gas		 2020-02-21 21:18:34 253,908
0		 253,908 Form 4
12 Ghasripoor Farshad
Chief Technology Officer		 2025-02-05 18:38:28 117,860
135,230		 253,090 Form 4
13 Johannessen Fred Olav
Director		 2015-02-09 19:36:34 246,442
0		 246,442 Form 4
14 Pate-Cornell Marie-Elisabeth Lucienne
Director		 2015-02-09 19:36:58 246,442
0		 246,442 Form 4
15 Cook Paul M.
Director		 2015-02-09 19:36:18 246,442
0		 246,442 Form 4
16 Trempont Dominique
Director		 2016-06-27 15:43:56 230,411
0		 230,411 Form 4
17 Moon David W
President and CEO		 2025-01-29 17:44:39 168,417
32,750		 201,167 Form 4
18 Gannon Chris M
Chief Executive Officer		 2019-02-05 19:30:52 173,481
0		 173,481 Form 4
19 Barnes David
Chief Sales Officer		 2015-03-11 19:46:02 136,501
0		 136,501 Form 4
20 Hostetler Matthew
Chief Human Resources Officer		 2025-02-24 18:37:06 129,360
0		 129,360 Form 3
21 Sandlin Terrill
VP of Manufacturing		 2011-01-04 15:41:06 124,000
0		 124,000 Form 4/A
22 Michelet Hans Peter
Director		 2019-06-10 18:19:32 123,928
0		 123,928 Form 4
23 Clemente Rodney
SVP, Water		 2025-03-12 16:57:41 108,472
0		 108,472 Form 4
24 Yeung William
Chief Legal Officer		 2025-03-12 16:59:47 102,035
0		 102,035 Form 4
25 Pfannenstiel Jackalyne
Director		 2009-04-07 14:29:34 100,000
0		 100,000 Form 4
26 Gay Joel
President and CEO		 2018-02-16 11:06:54 95,051
0		 95,051 Form 4
27 Ramanan Natarajan
Chief Technology Officer		 2025-03-12 17:04:19 91,485
0		 91,485 Form 4
28 Smith Emily
SVP, Corp Dev and Ops		 2021-02-03 21:43:08 84,783
0		 84,783 Form 4
29 Dyer Timothy Scott
Chief Technology Officer		 2010-09-17 21:14:37 80,000
0		 80,000 Form 4
30 Lobel Marilyn
Chief Acct Officer,Controller		 2008-07-03 15:41:31 70,000
0		 70,000 Form 4
31 Bensalah Nocair
VP Operations		 2020-02-21 21:06:54 65,138
0		 65,138 Form 4
32 BUEHLER ALEXANDER J
Director		 2024-08-21 16:52:49 54,290
0		 54,290 Form 4
33 Ballard Joshua
Chief Financial Officer		 2024-05-30 16:42:43 40,376
0		 40,376 Form 4
34 TONDREAU PAMELA L.
Director		 2024-06-10 16:34:00 36,843
0		 36,843 Form 4
35 Stover Richard
SVP Service/CTO		 2009-07-06 20:10:18 35,000
0		 35,000 Form 4
36 Mancini Michael S.
Chief Financial Officer		 2025-01-27 18:02:21 34,223
0		 34,223 Form 4
37 STROUD ANDREW B JR
VP, Human Resources		 2019-02-05 19:30:14 32,666
0		 32,666 Form 4
38 Proctor Stacy Lea
VP, Human Resources		 2020-02-04 16:01:25 31,850
0		 31,850 Form 4
39 Bokas Deno G
VP Finance and CAO		 2012-03-21 13:41:01 26,549
0		 26,549 Form 4
40 SMITH LENOX SHARON E
Corporate Controller and CAO		 2019-04-04 21:10:21 25,263
0		 25,263 Form 4
41 Chow Joan Kai
Director		 2024-06-10 16:34:36 21,984
1,500		 23,484 Form 4
42 Foda Sherif
Director		 2023-06-12 16:42:18 23,464
0		 23,464 Form 4
43 FJELL OLAV
Director		 2021-06-10 20:15:41 22,812
0		 22,812 Form 4
44 Sabol Colin R
Director		 2024-06-10 16:33:48 14,359
3,000		 17,359 Form 4
45 Ross MariaElena
VP of Admin & Human Resources		 2009-04-28 14:37:54 16,187
0		 16,187 Form 4
46 Wang Xiao Yin
VP, OEM Group		 2009-07-06 20:10:21 14,000
0		 14,000 Form 4
47 Bostick Carolyn F.
VP and General Counsel		 2011-01-05 10:27:57 6,000
500		 6,500 Form 4
48 POLLINA LISA A
Director		 2023-06-13 18:49:06 4,007
0		 4,007 Form 4
49 Willardson Thomas D
CFO		 2011-01-04 15:41:14 4,000
0		 4,000 Form 4/A
50 Arvarius AS
10% Owner		 2021-10-29 16:58:45 0
0		 0 Form 13G