ACHC
Acadia Healthcare Company, Inc.
stockNASDAQ
Market OpenNov 2, 2026 12:26:37 PM EST
29.82USD-0.484%(-0.14)337,976
As of 2026-10-15, there were 20,939,393 shares short with a short interest of 24.05%.
ACHC Short Interest - Official
ACHC Short Position Change - Official
ACHC Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | 24.05 | 20,939,393 | 13.70 | -1,831,451 | -8.04 | 93,100,275 | 87,058,556 |
| 2026-09-30 | 26.39 | 22,770,844 | 13.91 | +1,260,876 | +5.86 | 93,100,275 | 86,274,163 |
| 2026-09-15 | 24.93 | 21,509,968 | 18.79 | -1,073,195 | -4.75 | 93,100,275 | 86,274,163 |
| 2026-08-31 | 26.18 | 22,583,163 | 12.69 | +1,630,754 | +7.78 | 93,100,275 | 86,274,163 |
| 2026-08-14 | 24.29 | 20,952,409 | 12.50 | -849,121 | -3.89 | 93,100,275 | 86,274,163 |
| 2026-07-31 | 25.29 | 21,801,530 | 6.67 | +5,872 | +0.03 | 93,100,275 | 86,189,442 |
| 2026-07-15 | 25.60 | 21,795,658 | 7.17 | -743,827 | -3.30 | 91,967,027 | 85,138,475 |
| 2026-06-30 | 26.47 | 22,539,485 | 5.37 | +2,255,773 | +11.12 | 91,967,027 | 85,138,475 |
| 2026-06-15 | 23.82 | 20,283,712 | 8.41 | -2,678,117 | -11.66 | 91,967,027 | 85,137,556 |
| 2026-05-29 | 26.97 | 22,961,829 | 9.48 | +321,682 | +1.42 | 91,967,027 | 85,137,556 |
| 2026-05-15 | 27.31 | 22,640,147 | 8.17 | -1,196,830 | -5.02 | 91,967,027 | 82,899,078 |
| 2026-04-30 | 28.60 | 23,836,977 | 6.90 | +1,699,044 | +7.67 | 92,034,218 | 83,333,111 |
| 2026-04-15 | 26.57 | 22,137,933 | 7.90 | +55,086 | +0.25 | 92,034,218 | 83,333,111 |
| 2026-03-31 | 26.50 | 22,082,847 | 7.68 | -2,974,388 | -11.87 | 92,034,218 | 83,333,111 |
| 2026-03-13 | 30.07 | 25,057,235 | 7.47 | -2,470,180 | -8.97 | 92,211,777 | 83,333,111 |
| 2026-02-27 | 33.03 | 27,527,415 | 7.11 | -4,925,810 | -15.18 | 90,444,261 | 83,333,111 |
| 2026-02-13 | 38.94 | 32,453,225 | 7.27 | +6,093,211 | +23.12 | 90,444,261 | 83,333,111 |
| 2026-01-30 | 31.63 | 26,360,014 | 6.02 | +4,394,714 | +20.01 | 90,444,261 | 83,333,111 |
| 2026-01-15 | 26.36 | 21,965,300 | 7.60 | +2,552,467 | +13.15 | 90,444,261 | 83,333,111 |
| 2025-12-31 | 23.30 | 19,412,833 | 7.71 | +2,765,250 | +16.61 | 90,444,261 | 83,333,111 |
| 2025-12-15 | 19.98 | 16,647,583 | 4.24 | +2,174,348 | +15.02 | 90,444,261 | 83,333,111 |
| 2025-11-28 | 17.37 | 14,473,235 | 5.32 | +2,826,692 | +24.27 | 90,444,261 | 83,333,111 |
| 2025-11-14 | 13.63 | 11,646,543 | 4.27 | +345,261 | +3.06 | 90,444,261 | 85,420,913 |
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.