Research Frontiers Inc (REFR) is a technology licensing company that develops and licenses its patented SPD-SmartGlass technology, which enables light control in windows, skylights, sunroofs, mirrors, and displays. The company does not manufacture products itself but licenses its suspended particle device (SPD) technology to manufacturers for use in automotive, architectural, aircraft, and marine applications.
Q2 FY2026 — expected 2026-09-15
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-03-05 | 2025-12-31 | 0001493152-26-008988 | EDGAR | 34K words |
| 2025-03-06 | 2024-12-31 | 0001493152-25-009377 | EDGAR | — |
| 2024-03-07 | 2023-12-31 | 0001493152-24-009207 | EDGAR | — |
| 2023-03-09 | 2022-12-31 | 0001493152-23-007116 | EDGAR | — |
| 2022-03-09 | 2021-12-31 | 0001493152-22-006393 | EDGAR | — |
| 2021-03-11 | 2020-12-31 | 0001493152-21-005808 | EDGAR | — |
| 2020-03-12 | 2019-12-31 | 0001493152-20-003807 | EDGAR | — |
| 2019-03-14 | 2018-12-31 | 0001493152-19-003330 | EDGAR | — |
| 2018-03-13 | 2017-12-31 | 0001493152-18-003279 | EDGAR | — |
| 2017-03-16 | 2016-12-31 | 0001493152-17-002495 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2025-11-06 | 2025-09-30 | 0001493152-25-021062 | EDGAR | 11K words |
| 2025-08-07 | 2025-06-30 | 0001641172-25-022577 | EDGAR | — |
| 2025-05-08 | 2025-03-31 | 0001641172-25-009244 | EDGAR | — |
| 2024-11-07 | 2024-09-30 | 0001493152-24-044002 | EDGAR | — |
| 2024-08-01 | 2024-06-30 | 0001493152-24-029910 | EDGAR | — |
| 2024-05-09 | 2024-03-31 | 0001493152-24-018416 | EDGAR | — |
| 2023-11-02 | 2023-09-30 | 0001493152-23-039137 | EDGAR | — |
| 2023-08-03 | 2023-06-30 | 0001493152-23-026617 | EDGAR | — |
| 2023-05-04 | 2023-03-31 | 0001493152-23-015427 | EDGAR | — |
| 2022-11-03 | 2022-09-30 | 0001493152-22-030341 | EDGAR | — |
| 2022-08-04 | 2022-06-30 | 0001493152-22-021311 | EDGAR | — |
| 2022-05-05 | 2022-03-31 | 0001493152-22-012224 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-02-18 | 0001493152-26-007368 | EDGAR | 3K words |
| 2025-09-15 | 0001493152-25-013406 | EDGAR | — |
| 2025-06-13 | 0001641172-25-015113 | EDGAR | — |
| 2024-06-14 | 0001493152-24-023797 | EDGAR | — |
| 2023-06-12 | 0001493152-23-020853 | EDGAR | — |
| 2023-06-05 | 0001493152-23-020085 | EDGAR | — |
| 2022-09-20 | 0001493152-22-026338 | EDGAR | — |
| 2022-06-13 | 0001493152-22-016592 | EDGAR | — |
| 2021-06-10 | 0001493152-21-014028 | EDGAR | — |
| 2021-01-13 | 0001493152-21-000918 | EDGAR | — |
402 total filings indexed. 370 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0000793524 |
| Ticker | REFR |
| Exchange | Nasdaq |
| SIC | 6794: Patent Owners & Lessors |
| Incorporated | DE |
| Website | https://www.smartglass.com |
| Listed | 1986-07-08 |
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