ALDX · Aldeyra Therapeutics, Inc.
$1.75
+0.05 (+2.94%)
At close · Jul 21
Market Cap
$105.56M
Shares
60.32M
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
52/100
Short interest 9.4% of shares — P88
Days to cover 2.5 — P53
Price vs VWAP -6.2% — P35
Short-volume trend -7.5% — P25
Short interest change -17.3% — P18
Worst FTD 0.01% of shares — P44
Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-06-30). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-06-30 | 5,675,750 | 6,866,258 | -1,190,508 | 2.50 |
| 2026-06-15 | 6,866,258 | 7,950,344 | -1,084,086 | 6.26 |
| 2026-05-29 | 7,950,344 | 7,582,299 | +368,045 | 8.58 |
| 2026-05-15 | 7,582,299 | 7,364,319 | +217,980 | 8.49 |
| 2026-04-30 | 7,364,319 | 5,543,145 | +1,821,174 | 6.27 |
| 2026-04-15 | 5,543,145 | 5,491,622 | +51,523 | 2.60 |
| 2026-03-31 | 5,491,622 | 6,433,712 | -942,090 | 1.00 |
| 2026-03-13 | 6,433,712 | 5,253,462 | +1,180,250 | 3.95 |
| 2026-02-27 | 5,253,462 | 5,474,270 | -220,808 | 7.63 |
| 2026-02-13 | 5,474,270 | 5,251,061 | +223,209 | 7.68 |
| 2026-01-30 | 5,251,061 | 5,101,891 | +149,170 | 5.64 |
| 2026-01-15 | 5,101,891 | 4,951,552 | +150,339 | 6.35 |
| 2025-12-31 | 4,951,552 | 6,197,312 | -1,245,760 | 3.01 |
| 2025-12-15 | 6,197,312 | 5,868,803 | +328,509 | 4.62 |
| 2025-11-28 | 5,868,803 | 5,566,535 | +302,268 | 7.79 |
| 2025-11-14 | 5,566,535 | 5,301,485 | +265,050 | 8.49 |
| 2025-10-31 | 5,301,485 | 4,682,239 | +619,246 | 8.35 |
| 2025-10-15 | 4,682,239 | 5,085,596 | -403,357 | 6.68 |
| 2025-09-30 | 5,085,596 | 5,380,027 | -294,431 | 7.13 |
| 2025-09-15 | 5,380,027 | 5,286,478 | +93,549 | 6.10 |
| 2025-08-29 | 5,286,478 | 4,990,033 | +296,445 | 7.27 |
| 2025-08-15 | 4,990,033 | 5,034,432 | -44,399 | 5.19 |
| 2025-07-31 | 5,034,432 | 4,628,025 | +406,407 | 4.27 |
Showing 1–23 of 23 settlements
Key facts
CIK
1341235
CUSIP
01438T106
13F (30d)
12 filings
12 filers
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