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RESEARCH FRONTIERS INC — 4 Filings

383 4 filings on record

This page lists all 4 filings submitted to the SEC by RESEARCH FRONTIERS INC (REFR), sorted by most recent first. Each row links to the full filing on EdgarLookup. RESEARCH FRONTIERS INC has filed 383 4 documents with the SEC since 1995. To view all SEC filings by RESEARCH FRONTIERS INC, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 3 3/A 4 4/A 424B2 424B3 424B5 8-A12G 8-A12G/A 8-K 8-K/A CORRESP CT ORDER D DEF 14A DEFA14A EFFECT PRE 14A S-3 S-3/A S-8 SC 13D SC 13G SC 13G/A SCHEDULE 13G UPLOAD
Form Description Accession Number Filed Period
4 4 0001493152-26-000394 Jan 5, 2026 Dec 31, 2025
4 4 0001493152-26-000395 Jan 5, 2026 Dec 31, 2025
4 4 0001493152-26-000397 Jan 5, 2026 Dec 31, 2025
4 0001493152-25-000111 Jan 2, 2025 Dec 31, 2024
4 0001493152-25-000114 Jan 2, 2025 Dec 31, 2024
4 0001493152-25-000112 Jan 2, 2025 Dec 31, 2024
4 0001493152-25-000113 Jan 2, 2025 Dec 31, 2024
4 0001493152-25-000115 Jan 2, 2025 Dec 31, 2024
4 0001493152-24-024039 Jun 17, 2024 Jun 14, 2024
4 0001493152-24-023257 Jun 10, 2024 Jun 7, 2024
4 0001493152-24-005506 Feb 8, 2024 Feb 7, 2024
4 0001493152-24-001412 Jan 5, 2024 Dec 31, 2023
4 0001493152-24-001409 Jan 5, 2024 Dec 31, 2023
4 0001493152-24-001411 Jan 5, 2024 Dec 31, 2023
4 0001493152-24-001408 Jan 5, 2024 Dec 31, 2023
4 0001493152-24-001415 Jan 5, 2024 Dec 31, 2023
4 0001493152-23-044490 Dec 12, 2023 Dec 11, 2023
4 0001493152-23-035156 Oct 3, 2023 Oct 2, 2023
4 0001493152-23-032600 Sep 14, 2023 Sep 13, 2023
4 0001493152-23-021750 Jun 20, 2023 Jun 16, 2023
4 0001493152-23-021557 Jun 16, 2023 Jun 15, 2023
4 0001493152-23-004210 Feb 10, 2023 Feb 9, 2023
4 0001493152-23-002527 Jan 26, 2023 Jan 25, 2023
4 0001493152-23-000030 Jan 3, 2023 Dec 31, 2022
4 0001493152-23-000029 Jan 3, 2023 Dec 31, 2022
4 0001493152-23-000027 Jan 3, 2023 Dec 31, 2022
4 0001493152-23-000028 Jan 3, 2023 Dec 31, 2022
4 0001493152-22-000025 Jan 3, 2022 Dec 31, 2021
4 0001493152-22-000026 Jan 3, 2022 Dec 31, 2021
4 0001493152-22-000027 Jan 3, 2022 Dec 31, 2021
4 0001493152-22-000024 Jan 3, 2022 Dec 31, 2021
4 0001493152-22-000028 Jan 3, 2022 Dec 31, 2021
4 0001493152-21-000086 Jan 4, 2021 Dec 31, 2020
4 0001493152-21-000084 Jan 4, 2021 Dec 31, 2020
4 0001493152-21-000083 Jan 4, 2021 Dec 31, 2020
4 0001493152-21-000087 Jan 4, 2021 Dec 31, 2020
4 0001493152-21-000085 Jan 4, 2021 Dec 31, 2020
4 FORM 4 SUBMISSION 0000899243-20-023497 Aug 27, 2020 Aug 25, 2020
4 FORM 4 SUBMISSION 0000899243-20-022001 Aug 11, 2020 Aug 7, 2020
4 FORM 4 SUBMISSION 0000899243-20-020771 Jul 30, 2020 Jul 28, 2020
4 FORM 4 SUBMISSION 0000899243-20-019792 Jul 21, 2020 Jul 17, 2020
4 FORM 4 SUBMISSION 0000899243-20-019518 Jul 17, 2020 Jul 15, 2020
4 FORM 4 SUBMISSION 0000899243-20-019172 Jul 15, 2020 Jul 13, 2020
4 FORM 4 SUBMISSION 0000899243-20-018284 Jul 2, 2020 Jun 30, 2020
4 0001493152-20-012194 Jun 29, 2020 Jun 25, 2020
4 FORM 4 SUBMISSION 0001209191-20-039359 Jun 29, 2020 Jun 25, 2020
4 0001493152-20-010388 Jun 2, 2020 May 29, 2020
4 0001493152-20-002886 Feb 24, 2020 Feb 21, 2020
4 0001493152-20-002888 Feb 24, 2020 Feb 21, 2020
4 0001493152-20-000040 Jan 2, 2020 Dec 31, 2019