REFR
Research Frontiers IncCompany with tickers: REFR
CIK
793524
CUSIP
760911107
Shares Outstanding
34,867,786
Website
https://www.smartglass.com
13F Activity (30d)
2 filings
1 filers
Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.
Short Squeeze Score
51/100
Short interest 1.0% of shares — P39
Days to cover 15.2 — P96
Short-volume trend -10.0% — P18
Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-05-29). Equal-weight mean of the available factors.
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-05-29 | 342,110 | 344,271 | -2,161 | 15.20 |
| 2026-05-15 | 344,271 | 327,132 | +17,139 | 6.53 |
| 2026-04-30 | 327,132 | 340,893 | -13,761 | 15.65 |
| 2026-04-15 | 340,893 | 343,981 | -3,088 | 12.95 |
| 2026-03-31 | 343,981 | 296,924 | +47,057 | 9.01 |
| 2026-03-13 | 296,924 | 276,316 | +20,608 | 10.28 |
| 2026-02-27 | 276,316 | 267,757 | +8,559 | 8.45 |
| 2026-02-13 | 267,757 | 254,775 | +12,982 | 5.92 |
| 2026-01-30 | 254,775 | 259,934 | -5,159 | 4.40 |
| 2026-01-15 | 259,934 | 259,168 | +766 | 7.42 |
| 2025-12-31 | 259,168 | 269,095 | -9,927 | 3.47 |
| 2025-12-15 | 269,095 | 284,994 | -15,899 | 6.12 |
| 2025-11-28 | 284,994 | 280,464 | +4,530 | 5.05 |
| 2025-11-14 | 280,464 | 285,677 | -5,213 | 4.37 |
| 2025-10-31 | 285,677 | 280,047 | +5,630 | 1.66 |
| 2025-10-15 | 280,047 | 285,206 | -5,159 | 4.00 |
| 2025-09-30 | 285,206 | 278,988 | +6,218 | 5.73 |
| 2025-09-15 | 278,988 | 277,484 | +1,504 | 11.62 |
| 2025-08-29 | 277,484 | 286,137 | -8,653 | 9.35 |
| 2025-08-15 | 286,137 | 309,627 | -23,490 | 9.54 |
| 2025-07-31 | 309,627 | 294,630 | +14,997 | 7.25 |
| 2025-07-15 | 294,630 | 300,889 | -6,259 | 10.88 |
| 2025-06-30 | 300,889 | 316,929 | -16,040 | 9.21 |
| 2025-06-13 | 316,929 | 312,490 | +4,439 | 8.06 |
| 2025-05-30 | 312,490 | 318,380 | -5,890 | 5.70 |
| 2025-05-15 | 318,380 | 282,873 | +35,507 | 6.90 |
| 2025-04-30 | 282,873 | 284,690 | -1,817 | 15.20 |
| 2025-04-15 | 284,690 | 291,379 | -6,689 | 6.70 |
| 2025-03-31 | 291,379 | 293,663 | -2,284 | 9.35 |
| 2025-03-14 | 293,663 | 306,475 | -12,812 | 10.01 |
| 2025-02-28 | 306,475 | 302,547 | +3,928 | 16.37 |
| 2025-02-14 | 302,547 | 305,550 | -3,003 | 6.78 |
| 2025-01-31 | 305,550 | 316,783 | -11,233 | 7.78 |
| 2025-01-15 | 316,783 | 312,327 | +4,456 | 14.30 |
| 2024-12-31 | 312,327 | 320,004 | -7,677 | 9.86 |
| 2024-12-13 | 320,004 | 335,304 | -15,300 | 15.32 |
| 2024-11-29 | 335,304 | 359,257 | -23,953 | 12.11 |
| 2024-11-15 | 359,257 | 361,016 | -1,759 | 12.63 |
| 2024-10-31 | 361,016 | 355,902 | +5,114 | 14.33 |
| 2024-10-15 | 355,902 | 367,776 | -11,874 | 32.68 |
| 2024-09-30 | 367,776 | 374,079 | -6,303 | 10.40 |
| 2024-09-13 | 374,079 | 376,319 | -2,240 | 24.86 |
| 2024-08-30 | 376,319 | 389,374 | -13,055 | 21.46 |
| 2024-08-15 | 389,374 | 390,037 | -663 | 10.53 |
| 2024-07-31 | 390,037 | 396,255 | -6,218 | 16.55 |
| 2024-07-15 | 396,255 | 426,974 | -30,719 | 12.98 |
| 2024-06-28 | 426,974 | 371,229 | +55,745 | 10.63 |
| 2024-06-14 | 371,229 | 361,001 | +10,228 | 5.01 |
| 2024-05-31 | 361,001 | 350,391 | +10,610 | 6.40 |
| 2024-05-15 | 350,391 | 375,154 | -24,763 | 5.04 |
Showing 1–50 of 154 settlements