MASS · 908 Devices Inc.
$7.24
-0.11 (-1.50%)
At close · Jul 22
Market Cap
$273.77M
Shares
37.81M
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
60/100
Short interest 8.1% of shares — P85
Days to cover 6.9 — P90
Price vs VWAP -10.3% — P27
Short-volume trend -26.4% — P4
Short interest change -3.9% — P35
Worst FTD 0.19% of shares — P82
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 | 3,079,686 | 3,206,098 | -126,412 | 6.91 |
| 2026-06-15 | 3,206,098 | 3,174,344 | +31,754 | 13.75 |
| 2026-05-29 | 3,174,344 | 3,343,043 | -168,699 | 11.37 |
| 2026-05-15 | 3,343,043 | 3,477,845 | -134,802 | 10.57 |
| 2026-04-30 | 3,477,845 | 3,477,200 | +645 | 15.09 |
| 2026-04-15 | 3,477,200 | 3,627,295 | -150,095 | 13.71 |
| 2026-03-31 | 3,627,295 | 3,752,369 | -125,074 | 13.39 |
| 2026-03-13 | 3,752,369 | 3,876,393 | -124,024 | 11.32 |
| 2026-02-27 | 3,876,393 | 3,828,392 | +48,001 | 21.01 |
| 2026-02-13 | 3,828,392 | 3,189,641 | +638,751 | 11.47 |
| 2026-01-30 | 3,189,641 | 3,324,662 | -135,021 | 7.26 |
| 2026-01-15 | 3,324,662 | 3,307,634 | +17,028 | 11.73 |
| 2025-12-31 | 3,307,634 | 3,095,434 | +212,200 | 4.78 |
| 2025-12-15 | 3,095,434 | 2,791,075 | +304,359 | 8.83 |
| 2025-11-28 | 2,791,075 | 2,256,517 | +534,558 | 6.40 |
| 2025-11-14 | 2,256,517 | 1,951,697 | +304,820 | 5.28 |
| 2025-10-31 | 1,951,697 | 1,935,261 | +16,436 | 7.81 |
| 2025-10-15 | 1,935,261 | 1,881,869 | +53,392 | 5.25 |
| 2025-09-30 | 1,881,869 | 1,878,376 | +3,493 | 3.58 |
| 2025-09-15 | 1,878,376 | 1,959,491 | -81,115 | 5.70 |
| 2025-08-29 | 1,959,491 | 2,005,074 | -45,583 | 9.74 |
| 2025-08-15 | 2,005,074 | 2,029,148 | -24,074 | 5.96 |
| 2025-07-31 | 2,029,148 | 2,155,993 | -126,845 | 7.67 |
Showing 1–23 of 23 settlements