Energy Recovery, Inc. — fact timeline

John Mitchell was appointed as Director at Energy Recovery, Inc..

“On July 9, 2026, the Board of Directors (the “Board”) of Energy Recovery, Inc (the “Registrant”) appointed Mr. John Mitchell to its Board.”

Energy Recovery, Inc. shareholders approved Ratification of the appointment of Deloitte & Touche LLP as the Company's independent registered public accounting firm for the year ending December 31, 2026 at the 2026-06-04 meeting.

“Proposal 3 – Ratification of the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for the year ending December 31, 2026. This proposal was approved. The following table shows the results of the stockholders’ vote: Votes For (% of Voted) Votes Against (% of Voted) Abstentions (% of Voted) 44,082,317 (99.3%) 165,057 (0.4%) 125,020 (0.3%)”

Energy Recovery, Inc. shareholders approved Non-Binding Advisory Vote on Executive Compensation at the 2026-06-04 meeting.

“Proposal 2 – Non-Binding Advisory Vote on Executive Compensation. This proposal was approved. The following table shows the results of the stockholders’ vote: Votes For (% of Voted) Votes Against (% of Voted) Abstentions (% of Voted) Broker Non-Votes 32,938,286 (83.3%) 5,770,350 (14.6%) 822,638 (2.1%) 4,841,120”

Energy Recovery, Inc. shareholders approved Election of five directors at the 2026-06-04 meeting.

“The stockholders elected five (5) Directors of the Board to serve for a one-year term until the Company’s 2027 Annual Meeting of Stockholders or a respective successor is elected and qualified or until the director’s earlier death, resignation, or removal. The following table shows the results of the stockholders’ vote: Nominee for Director Votes For (% of Voted) Votes Withheld (% of Voted) Broker Non-Votes Alexander J. Buehler 37,636,259 (95.2%) 1,895,105 (4.8%) 4,841,120 Joan K. Chow 35,783,686 (90.5%) 3,747,588 (9.5%) 4,841,120 Arve Hanstveit 33,420,812 (84.5%) 6,110,462 (15.5%) 4,841,120 Colin R. Sabol 34,796,608 (88.0%) 4,734,666 (12.0%) 4,841,120 Pamela L. Tondreau 36,252,555 (91.7%) 3,278,719 (8.3%) 4,841,120”

David Moon resigned as Member of the Board at Energy Recovery, Inc..

“On May 25, 2026, Mr. David Moon informed the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Company”) of his intention to accelerate his previously announced retirement and resign from all positions within the Company, including as President, Chief Executive Officer and as a member of the Board, effective on May 26, 2026.”

Alex Buehler was appointed as Interim President and Chief Executive Officer at Energy Recovery, Inc..

“On May 26, 2026, the Board appointed Mr. Alex Buehler, age 51, to serve as the Company’s Interim President and Chief Executive Officer to serve in these positions until a permanent successor is appointed by the Board.”

David Moon resigned as President, Chief Executive Officer at Energy Recovery, Inc..

“On May 25, 2026, Mr. David Moon informed the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Company”) of his intention to accelerate his previously announced retirement and resign from all positions within the Company, including as President, Chief Executive Officer and as a member of the Board, effective on May 26, 2026.”

Energy Recovery, Inc. reported the first quarter ended March 31, 2026 results: revenue $9.7 million, net income Net loss of $12.3 million, EPS Diluted loss per share ($0.23).

“over the next 12 months. Since November 2024, the Company has now announced $130.0 million of aggregate share repurchase authorizations. First Quarter Highlights • Revenue of $9.7 million, an increase of $1.6 million, as compared to Q1’2025. • Gross margin of 27.8%, a decrease of 2,750 bps, as compared to Q1’2025 due primarily to $1.6 million of restructuring”

Aidan Ryan was appointed as Interim Chief Financial Officer at Energy Recovery, Inc..

“On May 6, 2026, the Company announced that Aidan Ryan, 42, has been appointed as the Interim Chief Financial Officer.”

Mike Mancini resigned as Chief Financial Officer at Energy Recovery, Inc..

“On May 4, 2026, Mike Mancini, Chief Financial Officer of the Company, submitted his resignation to the Company effective as of May 6, 2026.”

David Moon departed as President and Chief Executive Officer at Energy Recovery, Inc..

“David Moon, President and Chief Executive Officer of the Company, has notified the Board of Directors (the “Board”) of his intention to retire following the appointment of his replacement.”

Farshad Ghasripoor retired as Chief Technology Officer at Energy Recovery, Inc..

“Dr. Farshad Ghasripoor, the Chief Technology Officer of Energy Recovery, Inc. (the “Company”), will be retiring from the Company effective March 14, 2025.”

Ram Ramanan was appointed as Chief Technology Officer at Energy Recovery, Inc..

“the Board of Directors (the “Board”) of the Company announced the appointment of Dr. Ram Ramanan, age 64, as the Company’s Chief Technology Officer, effective March 3, 2025.”

Michael Mancini was appointed as Chief Financial Officer at Energy Recovery, Inc..

“On July 31, 2024, Energy Recovery, Inc. (the “Company”) announced the hiring of Mr. Michael Mancini, age 43, as the Chief Financial Officer (“CFO”) of the Company.”

Brandon Young was appointed as Chief Accounting Officer at Energy Recovery, Inc..

“On July 10, 2024, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Company”) appointed Mr. Brandon Young, age 51, as the Company’s interim Chief Accounting Officer.”

Joshua Ballard resigned as Chief Financial Officer at Energy Recovery, Inc..

“Mr. Joshua Ballard resigned from his position as Energy Recovery, Inc.’s (the “Company”) Chief Financial Officer, effective June 30, 2024.”

Energy Recovery, Inc. reported financial results for first quarter ended March 31, 2024.

“On May 1, 2024, Energy Recovery, Inc. (the “Company”) issued an earnings press release announcing its financial results for the first quarter ended March 31, 2024.”

Robert Yu Lang Mao resigned as Board member at Energy Recovery, Inc..

“On April 22, 2024, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Company”) accepted the previously tendered resignation of Board member, Mr. Robert Yu Lang Mao, effective upon the completion of his term, which ends at the Company’s 2024 Annual Meeting of Shareholders.”

Energy Recovery, Inc. reported the fourth quarter and year ended December 31, 2023 results: revenue $128.3 million, net income $21.5 million, EPS $0.37.

“Energy Recovery Reports Record Full Year and Fourth Quarter Revenue for 2023 SAN LEANDRO, Calif. - February 21, 2024 – Energy Recovery, Inc. (Nasdaq:ERII) (“Energy Recovery” or the “Company”) today announced its financial results for the fourth quarter and year ended December 31, 2023. Fiscal Year 2023 Highlights • Record annual revenue of $128.3 million, which includes a 79% growth in wastewater and represents nine consecutive years of revenue growth. • Record quarterly revenue of $57.2 million, representing a 35% year-on-year growth with strong performance in Energy Recovery’s primary desalination business and the continued rapid expansion of the company’s wastewater sector. Water revenue was below guidance due to the delayed shipment of a single project to be shipped in 2024. This project was highlighted as a potential risk in the Q3 earnings call. • Gross margin of 67.8%, within Energy Recovery’s expectations and above guidance. • Operating expenses of $68.0 million, in line with E”

Joshua Ballard resigned as Chief Financial Officer at Energy Recovery, Inc..

“On February 21, 2024, Joshua Ballard, Chief Financial Officer of Energy Recovery, Inc., (the “Company”) announced that he intended to resign as Chief Financial Officer effective on June 30, 2024.”

David Moon was appointed as President and Chief Executive Officer at Energy Recovery, Inc..

“On January 16, 2024, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Company”) appointed Mr. David Moon, age 61, as President and Chief Executive Officer effective immediately.”

Energy Recovery, Inc. updated its nine months ended September 30, 2023 guidance (reaffirmed).

“On November 1, 2023, Energy Recovery, Inc. issued an earnings press release announcing its financial results for the third quarter and nine months ended September 30, 2023.”

Energy Recovery, Inc. reported third quarter ended September 30, 2023 results: revenue $37.0 million, net income $9.7 million, EPS $0.17.

“(“Energy Recovery” or the “Company”) today announced its financial results for the third quarter and nine months ended September 30, 2023. Third Quarter Highlights • Revenue of $37.0 million, exceeding the upper end of our guidance which was attributed to an increase in megaproject revenues. • Gross margin of 69.9%, higher than our estimates due to a change in”

David Moon was appointed as Interim President and Chief Executive Officer at Energy Recovery, Inc..

“On October 23, 2023, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Company”) appointed David Moon, a current member of the Board as Interim President and Chief Executive Officer, effective immediately, to hold such position until a permanent successor President and Chief Executive Officer is appointed.”

Robert Yu Lang Mao departed as President and Chief Executive Officer at Energy Recovery, Inc..

“On October 23, 2023, Robert Yu Lang Mao, President and Chief Executive Officer, departed as President and Chief Executive Officer, effective October 23, 2023.”

Colin Sabol was appointed as Director at Energy Recovery, Inc..

“On July 10, 2023, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Registrant”) appointed Mr. David Moon and Mr. Colin Sabol to its Board.”

David Moon was appointed as Director at Energy Recovery, Inc..

“On July 10, 2023, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Registrant”) appointed Mr. David Moon and Mr. Colin Sabol to its Board.”

Energy Recovery, Inc. reported second quarter and six months ended June 30, 2023 results: revenue $20.7 million, net income ($1.7 million), EPS ($0.03). Guidance reaffirmed.

“(“Energy Recovery” or the “Company”) today announced its financial results for the second quarter and six months ended June 30, 2023. Second Quarter Highlights • Revenue of $20.7 million, within the lower end of guidance. Revenue was lower due to a timing delay of a $5.7 million megaproject shipment that will subsequently be recognized in the third quarter. •”

Energy Recovery, Inc. shareholders approved Advisory Vote on Frequency of Executive Compensation Advisory Vote at the 2023-06-08 meeting.

“Based upon the results set forth in Proposal 4 above, the Company has determined that the frequency of executive compensation will be submitted to the stockholders annually.”

Energy Recovery, Inc. shareholders approved Ratification of appointment of Deloitte & Touche LLP as independent registered public accounting firm at the 2023-06-08 meeting.

“Proposal 3 – Ratification of the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for the year ending December 31, 2023. This proposal was approved.”

Energy Recovery, Inc. shareholders approved Non-Binding Advisory Vote on Executive Compensation at the 2023-06-08 meeting.

“Proposal 2 – Non-Binding Advisory Vote on Executive Compensation. This proposal was approved.”

Energy Recovery, Inc. shareholders approved Election of Directors at the 2023-06-08 meeting.

“The stockholders elected five (5) Directors of the Board to serve for a one-year term until the 2024 Annual Meeting or a respective successor is elected and qualified or until the director’s earlier death, resignation, or removal.”

Energy Recovery, Inc. reported first quarter ended March 31, 2023 results: revenue $13.4 million, net income ($6.3) million, EPS ($0.11).

“Energy Recovery Reports First Quarter 2023 Financial Results SAN LEANDRO, Calif. - May 3, 2023 - Energy Recovery, Inc. (Nasdaq:ERII) (“Energy Recovery” or the “Company”) today announced its financial results for the first quarter ended March 31, 2023. First Quarter Highlights • Revenue of $13.4 million, and within February 2023 guidance. • Lower gross margin of 60.9%, as compared to Q1’2022, driven mainly by an increase in pump and hydraulic turbocharger revenue in the original equipment manufacturer and aftermarket channels, and a decrease PX ® Pressure Exchanger ® revenue in the megaproject channel. • Operating expenses grew 6% in the first quarter, as compared to Q4’2022, from growing sales and marketing expenditures in support of new businesses, and some variability in the timing of research and development expenses. • Loss from operations of $8.1 million primarily attributable to lower revenue and gross margin due to expected timing of megaproject shipments. • Net loss of $6.3 mil”

Lisa Pollina resigned as Director at Energy Recovery, Inc..

“accepted the previously tendered resignations of Board members, Mr. Sherif Foda and Ms. Lisa Pollina, effective upon the completion of their respective term, which ends at our 2023 Annual Meeting.”

Sherif Foda resigned as Director at Energy Recovery, Inc..

“accepted the previously tendered resignations of Board members, Mr. Sherif Foda and Ms. Lisa Pollina, effective upon the completion of their respective term, which ends at our 2023 Annual Meeting.”

Energy Recovery, Inc. reported the year ended December 31, 2022 results: revenue $125.6, net income $24.0, EPS $0.42.

“Revenue $42.3 $33.6 up 26% $125.6 $103.9 up 21% Gross margin 70.7% 68.9% up 180 bps 69.6% 68.6% up 100 bps Operating margin 34.5% 17.8% up 1670 bps 19.8% 13.3% up 650 bps Net income $13.7 $5.3 up 161% $24.0 $14.3 up 69% Net income per share $0.24 $0.09 up 167% $0.42 $0.24 up 75%”

Energy Recovery, Inc. reported the fourth quarter ended December 31, 2022 results: revenue $42.3, net income $13.7, EPS $0.24.

“Revenue $42.3 $33.6 up 26% $125.6 $103.9 up 21% Gross margin 70.7% 68.9% up 180 bps 69.6% 68.6% up 100 bps Operating margin 34.5% 17.8% up 1670 bps 19.8% 13.3% up 650 bps Net income $13.7 $5.3 up 161% $24.0 $14.3 up 69% Net income per share $0.24 $0.09 up 167% $0.42 $0.24 up 75%”

Energy Recovery, Inc. reported the nine months ended September 30, 2022 results: revenue $83.3, net income $10.3, EPS $0.18.

“Fiscal Year (Year to Date) GAAP Non-GAAP (1) 2022 2021 2022 vs. 2021 2022 2021 2022 vs. 2021 (In millions, except net income per share, percentages and basis points) Revenue $83.3 $70.3 up 18% $83.3 $70.3 up 18% Gross margin 69.0% 68.4% up 60 bps 69.4% 68.8% up 60 bps Operating margin 12.3% 11.2% up 110 bps 20.3% 17.7% up 260 bps Net income $10.3 $9.0 up 15% $15.8 $11.2 up 41% Net income per share $0.18 $0.15 up 20% $0.28 $0.20 up 40% Effective tax rate 3.5% (12.4%) 9.1% 11.0% Adjusted EBITDA $19.8 $15.5 up 28% Free cash flow $3.3 $2.4”

Energy Recovery, Inc. reported the third quarter ended September 30, 2022 results: revenue $30.5 million, net income $4.8 million, EPS $0.08 per share.

“Third Quarter Highlights: • Revenue of $30.5 million. Full year revenue guidance of $121–$125 million, or 16%–20% year-on-year growth, within gross margin expectations guided last year. • Income from operations of $4.9 million and adjusted income from operations (1) of $6.8 million. • Net income of $4.8 million, or $0.08 per share, and adjusted net income per share (1) of $0.12.”

Olav Fjell departed as Director at Energy Recovery, Inc..

“On March 7, 2022, Mr. Olav Fjell notified the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Company”) that he intends to retire from the Board upon the completion of the current Board term, which ends at our 2022 Annual Meeting.”

Joan K. Chow was appointed as Director at Energy Recovery, Inc..

“On December 17, 2021, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Registrant”) appointed Ms. Joan K. Chow as a Class III director.”

Lisa Anne Pollina was appointed as Class I director at Energy Recovery, Inc..

“On September 16, 2021, the Board of Directors (the “Board”) of Energy Recovery, Inc. (the “Registrant”) appointed Ms. Lisa Anne Pollina as a Class I director.”