ABOS
Acumen Pharmaceuticals, Inc. Common Stock
stockNASDAQ
Market OpenNov 11, 2026 1:27:12 PM EST
0.23USD-0.565%(-0.00)874,985
Pre-marketNov 11, 2026 9:19:30 AM EST
0.2306USD+0.261%(+0.0006)
As of 2026-10-30, there were 4,556,267 shares short with a short interest of 7.38%.
ABOS Short Interest - Official
ABOS Short Position Change - Official
ABOS 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 | 7.38 | 4,556,267 | 1.00 | +1,465,509 | +47.42 | 72,327,320 | 61,764,259 |
| 2026-10-15 | 5.00 | 3,090,758 | 5.43 | +11,246 | +0.37 | 72,317,285 | 61,755,720 |
| 2026-09-30 | 4.99 | 3,079,512 | 4.80 | +275,368 | +9.82 | 72,317,285 | 61,666,046 |
| 2026-09-15 | 4.55 | 2,804,144 | 8.16 | -359,041 | -11.35 | 72,317,285 | 61,666,046 |
| 2026-08-31 | 5.13 | 3,163,185 | 8.24 | -61,904 | -1.92 | 72,317,285 | 61,666,046 |
| 2026-08-14 | 5.23 | 3,225,089 | 10.40 | -141,922 | -4.22 | 72,317,285 | 61,666,046 |
| 2026-07-31 | 6.09 | 3,367,011 | 9.46 | +552,553 | +19.63 | 72,227,580 | 55,268,487 |
| 2026-07-15 | 6.07 | 2,814,458 | 7.51 | +25,483 | +0.91 | 72,227,580 | 46,350,705 |
| 2026-06-30 | 6.02 | 2,788,975 | 2.60 | +902,012 | +47.80 | 72,227,580 | 46,350,705 |
| 2026-06-15 | 4.07 | 1,886,963 | 5.87 | -5,593 | -0.30 | 72,227,580 | 46,350,705 |
| 2026-05-29 | 4.08 | 1,892,556 | 5.49 | +145,431 | +8.32 | 72,227,580 | 46,350,705 |
| 2026-05-15 | 3.77 | 1,747,125 | 6.39 | +71,169 | +4.25 | 72,227,580 | 46,350,705 |
| 2026-04-30 | 3.51 | 1,675,956 | 5.17 | +130,927 | +8.47 | 72,227,580 | 47,788,354 |
| 2026-04-15 | 3.23 | 1,545,029 | 3.08 | +489,614 | +46.39 | 72,212,758 | 47,788,354 |
| 2026-03-31 | 2.21 | 1,055,415 | 1.00 | +23,398 | +2.27 | 72,212,758 | 47,788,354 |
| 2026-03-13 | 2.16 | 1,032,017 | 3.10 | +71,142 | +7.40 | 60,573,425 | 47,788,354 |
| 2026-02-27 | 2.01 | 960,875 | 3.60 | +13,583 | +1.43 | 60,573,425 | 47,788,354 |
| 2026-02-13 | 1.98 | 947,292 | 2.35 | +47,125 | +5.24 | 60,573,425 | 47,788,354 |
| 2026-01-30 | 1.88 | 900,167 | 1.00 | +300,500 | +50.11 | 60,573,425 | 47,788,354 |
| 2026-01-15 | 1.25 | 599,667 | 2.56 | +45,856 | +8.28 | 60,573,425 | 47,788,354 |
| 2025-12-31 | 1.16 | 553,811 | 3.00 | -14,382 | -2.53 | 60,573,425 | 47,788,354 |
| 2025-12-15 | 1.19 | 568,193 | 4.01 | -7,168 | -1.25 | 60,573,425 | 47,788,354 |
| 2025-11-28 | 1.20 | 575,361 | 3.50 | -742,739 | -56.35 | 60,573,425 | 47,758,430 |
| 2025-11-14 | 2.77 | 1,318,100 | 6.96 | -56,612 | -4.12 | 60,573,425 | 47,653,154 |
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.