$EFOI 4 SEC Filings

Filed On	Filing
31 Dec 2025	Form 4: Huang Chiao Chieh, Director Bought 262,009 shares ($600K)
19 Aug 2025	Form 4: Huang Chiao Chieh, Director Bought 264,550 shares ($500K)
23 Jun 2025	Form 4: Huang Chiao Chieh, Director Bought 103,627 shares ($200K) · Bought 110,497 shares ($200K)
08 Aug 2023	Form 4: Huang Chiao Chieh, Director Received 343,465 shares as a grant or award ($604K)
08 Aug 2023	Form 4: Gianas Randy Harrison, VP Operations & Engineering Granted 1,428 Stock Option (Right to buy) ($4.34K)
02 May 2023	Form 4: Warren James Raymond Iii, SVP, GC & Corp. Secretary Granted 30,000 Stock Option (Right to buy) ($13K)
02 May 2023	Form 4: Matt Lesley A., Chief Executive Officer Granted 40,000 Stock Option (Right to buy) ($17.4K)
04 Apr 2023	Form 4: Huang Chiao Chieh, Director Received 108,502 shares as a grant or award ($60.9K)
04 Apr 2023	Form 4: Huang Gina, Director Received 500,000 shares as a grant or award ($250K)
28 Feb 2023	Form 4: Huang Gina, Director Received 803,212 shares as a grant or award ($400K)
28 Feb 2023	Form 4: Huang Gina, Director Received 1,451,597 shares as a grant or award ($817K)
12 Jan 2023	Form 4: Huang Gina, Director Received 325,803 shares as a grant or award ($150K)
09 Jan 2023	Form 4: Huang Gina, Director Received 257,798 shares as a grant or award ($100K)
29 Sep 2022	Form 4: Warren James Raymond Iii, SVP, GC & Corp. Secretary Received 800 shares by exercise or conversion
28 Sep 2022	Form 4: den Daas Kaj, Director Granted 10,000 Restricted Stock Units
20 Sep 2022	Form 4: Matt Lesley A., Chief Executive Officer Granted 150,000 Stock Option (Right to buy)
23 Aug 2022	Form 4: Griffin Clifford R., SVP, Corp. Controller & CAO Granted 6,000 Stock Option (Right to buy) ($4.45K)
23 Jun 2022	Form 4: Socolof Stephen, Director Received 5,000 shares by exercise or conversion
23 Jun 2022	Form 4: Politziner Philip, Director Received 5,000 shares by exercise or conversion
23 Jun 2022	Form 4: Lagarto Brian J, Director Received 10,000 shares by exercise or conversion

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