$ERII 4/A SEC Filings

Filed On	Filing
23 Oct 2026	Form 4/A: Mitchell John Joseph, Director Received 15,186 shares as a grant or award
13 Nov 2023	Form 4/A: Sabol Colin R, Director Bought 1,000 shares ($17.8K)
04 Oct 2021	Form 4/A: Mao Robert Yu Lang, Director Gave 121,403 shares as a gift
08 Jun 2021	Form 4/A: Clemente Rodney, SVP, Water Sold 229 shares ($2.1K) · Gave up 100 shares to cover exercise price or tax ($937)
11 May 2021	Form 4/A: Hanstveit Arve, Director Sold 14,374 shares ($318K)
11 May 2021	Form 4/A: Hanstveit Arve, Director Sold 9,426 shares ($207K) · Sold 1,200 shares ($26.4K)
11 May 2021	Form 4/A: Hanstveit Arve, Director Sold 25,000 shares ($425K)
24 Feb 2021	Form 4/A: Ghasripoor Farshad, Chief Technology Officer Received 10,107 shares by exercise or conversion ($49.4K) · Sold 10,107 shares ($152K) · Received 35,424 shares by exercise or conversion ($225K) · 1 more
24 Feb 2021	Form 4/A: Ghasripoor Farshad, Chief Technology Officer Sold 2,415 shares ($33.5K)
24 Feb 2021	Form 4/A: Ghasripoor Farshad, Chief Technology Officer Received 11,640 shares as a grant or award ($162K) · Granted 31,124 Employee Stock Option (Right to Buy) · Gave up 4,785 shares to cover exercise price or tax ($66.8K) · 2 more
13 May 2019	Form 4/A: Clemente Rodney, VP, Water Sold 292 shares ($2.68K) · Gave up 100 shares to cover exercise price or tax ($937)
18 Mar 2019	Form 4/A: Yeung William, General Counsel Received 18,092 shares as a grant or award ($137K) · Granted 30,293 Employee Stock Option (Right to Buy) · Gave up 1,952 shares to cover exercise price or tax ($15K) · 1 more
18 Mar 2019	Form 4/A: Smith Emily, VP, Corporate Development Received 18,092 shares as a grant or award ($137K) · Granted 30,293 Employee Stock Option (Right to Buy) · Gave up 1,932 shares to cover exercise price or tax ($14.8K) · 1 more
18 Mar 2019	Form 4/A: Siebert Eric, VP, Oil and Gas Received 21,381 shares as a grant or award ($162K) · Granted 35,800 Employee Stock Option (Right to Buy) · Gave up 2,268 shares to cover exercise price or tax ($17.5K) · 1 more
18 Mar 2019	Form 4/A: Ghasripoor Farshad, VP, Chief Technology Officer Received 21,381 shares as a grant or award ($162K) · Granted 35,800 Employee Stock Option (Right to Buy) · Gave up 1,919 shares to cover exercise price or tax ($14.8K) · 1 more
18 Mar 2019	Form 4/A: Clemente Rodney, VP, Water Received 21,381 shares as a grant or award ($162K) · Granted 35,800 Employee Stock Option (Right to Buy) · Gave up 1,655 shares to cover exercise price or tax ($12.8K) · 1 more
18 Mar 2019	Form 4/A: Bensalah Nocair, VP Operations Received 14,802 shares as a grant or award ($112K) · Granted 24,785 Employee Stock Option (Right to Buy) · Gave up 2,257 shares to cover exercise price or tax ($17.5K) · 1 more
18 Mar 2019	Form 4/A: Ballard Joshua, Chief Financial Officer Received 21,381 shares as a grant or award ($162K) · Granted 35,800 Employee Stock Option (Right to Buy)
18 Jun 2018	Form 4/A: Michelet Hans Peter, Director Received 39,424 shares by exercise or conversion ($98.2K) · Sold 39,424 shares ($325K) · Granted 15,879 Stock Option (Right to Buy) · 4 more
18 Jun 2018	Form 4/A: Michelet Hans Peter, Director Received 39,424 shares by exercise or conversion ($98.2K) · Sold 39,424 shares ($325K) · Granted 15,879 Stock Option (Right to Buy) · 4 more

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