$DUOT 4/A SEC Filings

Filed On	Filing
15 Oct 2026	Form 4/A: Recker Frank Douglas, Director Received 2,799 shares as a grant or award ($25K)
15 Oct 2026	Form 4/A: Recker Frank Douglas, Director Bought 9,250 shares ($84.6K)
19 Feb 2026	Form 4/A: Lonegro Frank A, Director Received 12,185 shares as a grant or award ($139K)
19 Feb 2026	Form 4/A: Mavrommatis Ned, Director Received 11,748 shares as a grant or award ($134K)
19 Feb 2026	Form 4/A: Nixon James Craig, Director Received 12,185 shares as a grant or award ($139K)
29 Mar 2023	Form 4/A: Bleichroeder Lp, 10% owner Acquired 4,000 Series E Convertible Preferred Stock (Open Market Purchase) ($4M)
07 Oct 2022	Form 4/A: Pessin Norman H, 10% owner and 2 others Received 121,571 shares by conversion ($851K) · Bought 333,334 shares ($1M)
26 May 2020	Form 4/A: Arcaini Gianni B, Director Disposed of 50,358 Options to purchase Common Stock (Disposition to Issuer) · Granted 100,716 Options to purchase Common Stock
26 May 2020	Form 4/A: Goldfarb Adrian Graham, Director Disposed of 18,929 Options to purchase Common Stock (Disposition to Issuer) · Granted 37,858 Options to purchase Common Stock
02 Apr 2019	Form 4/A: Fonda Blair Madison, Director Granted 120,000 Options to purchase Common Stock

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