$HDSN SEC Filings

Filed On	Filing
28 Oct 2026	8-K: Results of Operations and Financial Condition (Former Name or Former Address, if Changed Since Last Report)
28 Sep 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 118,549 shares ($604K)
23 Sep 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 2,502 shares ($12.8K) · Bought 11,013 shares ($56.2K)
18 Sep 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 11,136 shares ($56.8K)
04 Sep 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 5,317 shares ($27.1K)
26 Aug 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 9,446 shares ($52K) · Bought 91,166 shares ($501K)
14 Aug 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 5,198 shares ($28.6K)
07 Aug 2026	10-Q
06 Aug 2026	8-K: Other Events
05 Aug 2026	8-K: Results of Operations and Financial Condition
31 Jul 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 52,104 shares ($312K)
22 Jul 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 17,842 shares ($107K) · Bought 47,708 shares ($286K)
14 Jul 2026	SCHEDULE 13G/A
08 Jul 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 4,634 shares ($27.8K) · Bought 600 shares ($3.59K)
02 Jul 2026	Form 4: Hartree Partners, Lp, 10% owner Bought 204,789 shares ($1.16M) · Bought 288,111 shares ($1.7M) · Bought 271,302 shares ($1.62M)
02 Jul 2026	Form 3: Hartree Partners, Lp, 10% owner Holds 4,207,100 shares of Common Stock, par value $0.01
02 Jul 2026	SCHEDULE 13G/A
22 Jun 2026	Form 4: Sheriff Alan, Director Received 3,219 shares as a grant or award · Granted 15,360 Stock Options
22 Jun 2026	Form 4: Prouty Eric A, Director Received 4,440 shares as a grant or award · Granted 21,186 Stock Options
22 Jun 2026	Form 4: Parrillo Richard, Director Granted 31,780 Stock Options

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