$HEI SEC Filings

Filed On	Filing
13 Oct 2026	Form 4: Fine Carol F., Director Bought 795 shares ($175K)
13 Oct 2026	Form 4: Cheruvatath Nandakumar, Director Bought 795 shares ($175K)
13 Oct 2026	Form 4: Neitzel Julie, Director Bought 592 shares ($175K)
13 Oct 2026	Form 4: Hildebrandt Mark H, Director Bought 795 shares ($175K)
13 Oct 2026	Form 4: Culligan Thomas M, Director Bought 795 shares ($175K)
13 Oct 2026	Form 4: Schriesheim Alan, Director Bought 795 shares ($175K)
13 Oct 2026	Form 4: Henriques Adolfo, Director Bought 795 shares ($175K)
13 Oct 2026	Form 4: Mendelson Victor H, Director Bought 795 shares ($175K)
01 Sep 2026	Form 4: Schriesheim Alan, Director Gave 125 shares as a gift
27 Aug 2026	10-Q
25 Aug 2026	8-K: Results of Operations and Financial Condition
14 Aug 2026	SCHEDULE 13G
05 Aug 2026	SCHEDULE 13G/A
16 Jul 2026	8-K: Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation +2 more
15 Jul 2026	PROSPECTUS SUPPLEMENT
13 Jul 2026	FREE WRITING PROSPECTUS
13 Jul 2026	PRELIMINARY PROSPECTUS SUPPLEMENT
13 Jul 2026	REGISTRATION STATEMENT
01 Jul 2026	Form 4: Mendelson Victor H, Director Gave 3,285 shares as a gift
17 Jun 2026	8-K: Entry into a Material Definitive Agreement

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