ALGM
Allegro MicroSystems, Inc. Common Stock
stockNASDAQ
At CloseNov 13, 2026 3:59:59 PM EST
30.12USD-5.014%(-1.59)1,302,410
Pre-marketNov 13, 2026 9:29:30 AM EST
31.80USD+0.284%(+0.09)
After-hoursNov 13, 2026 4:37:30 PM EST
29.69USD-1.428%(-0.43)
As of 2026-10-30, there were 10,588,065 shares short with a short interest of 8.47%.
ALGM Short Interest - Official
ALGM Short Position Change - Official
ALGM Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-30 | 8.47 | 10,588,065 | 2.75 | +183,911 | +1.77 | 186,483,352 | 125,068,785 |
| 2026-10-15 | 8.32 | 10,404,154 | 3.39 | -981,404 | -8.62 | 186,402,046 | 125,036,628 |
| 2026-09-30 | 9.11 | 11,385,558 | 4.40 | +945,646 | +9.06 | 186,402,046 | 124,992,472 |
| 2026-09-15 | 8.35 | 10,439,912 | 5.18 | -2,383,039 | -18.58 | 186,402,046 | 124,992,472 |
| 2026-08-31 | 10.26 | 12,822,951 | 5.96 | +2,929,293 | +29.61 | 186,402,046 | 124,992,472 |
| 2026-08-14 | 7.92 | 9,893,658 | 5.75 | -1,168,782 | -10.57 | 186,402,046 | 124,992,472 |
| 2026-07-31 | 8.85 | 11,062,440 | 4.42 | -1,497,802 | -11.92 | 186,309,064 | 124,992,472 |
| 2026-07-15 | 10.05 | 12,560,242 | 3.88 | -2,920,833 | -18.87 | 186,309,064 | 124,917,990 |
| 2026-06-30 | 12.44 | 15,481,075 | 3.21 | +2,034,643 | +15.13 | 186,309,064 | 124,494,654 |
| 2026-06-15 | 10.81 | 13,446,432 | 6.58 | +1,515,590 | +12.70 | 186,222,406 | 124,437,264 |
| 2026-05-29 | 9.61 | 11,930,842 | 5.12 | +1,483,935 | +14.20 | 186,222,406 | 124,111,562 |
| 2026-05-15 | 8.42 | 10,446,907 | 3.45 | -564,141 | -5.12 | 185,290,870 | 124,046,026 |
| 2026-04-30 | 8.88 | 11,011,048 | 5.25 | -1,437,168 | -11.55 | 185,290,870 | 123,966,820 |
| 2026-04-15 | 10.04 | 12,448,216 | 7.48 | +530,352 | +4.45 | 185,290,870 | 123,966,820 |
| 2026-03-31 | 9.61 | 11,917,864 | 6.49 | +597,894 | +5.28 | 185,290,870 | 123,966,820 |
| 2026-03-13 | 9.13 | 11,319,970 | 6.60 | +1,047,294 | +10.19 | 185,290,870 | 123,966,820 |
| 2026-02-27 | 8.29 | 10,272,676 | 3.64 | -698,108 | -6.36 | 185,290,870 | 123,966,820 |
| 2026-02-13 | 8.85 | 10,970,784 | 3.97 | -1,395,220 | -11.28 | 185,290,870 | 123,966,820 |
| 2026-01-30 | 9.98 | 12,366,004 | 3.48 | +1,394,733 | +12.71 | 185,119,045 | 123,966,820 |
| 2026-01-15 | 8.85 | 10,971,271 | 4.72 | +1,103,541 | +11.18 | 185,119,045 | 123,966,820 |
| 2025-12-31 | 7.96 | 9,867,730 | 5.63 | +829,485 | +9.18 | 185,119,045 | 123,966,820 |
| 2025-12-15 | 7.29 | 9,038,245 | 4.64 | -1,198,473 | -11.71 | 185,119,045 | 123,966,820 |
| 2025-11-28 | 8.26 | 10,236,718 | 7.26 | +340,238 | +3.44 | 185,119,045 | 123,939,052 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.