ACIU
AC Immune SACompany with tickers: ACIU
CIK
1651625
CUSIP
H00263105
Shares Outstanding
101,773,573
13F Activity (30d)
21 filings
21 filers
Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.
Short Volume
| Date | Short Volume | Short Exempt | Total Volume | Short % |
|---|---|---|---|---|
| 2026-06-12 | 61,844 | 5 | 96,144 | 64.3% |
| 2026-06-11 | 77,737 | 0 | 100,147 | 77.6% |
| 2026-06-10 | 60,695 | 100 | 206,536 | 29.4% |
| 2026-06-09 | 111,463 | 300 | 280,716 | 39.7% |
| 2026-06-08 | 47,582 | 2,300 | 104,342 | 45.6% |
| 2026-06-05 | 105,864 | 4,000 | 187,281 | 56.5% |
| 2026-06-04 | 39,200 | 0 | 92,565 | 42.3% |
| 2026-06-03 | 69,198 | 2,925 | 120,348 | 57.5% |
| 2026-06-02 | 195,899 | 1,480 | 287,035 | 68.2% |
| 2026-06-01 | 185,781 | 0 | 236,843 | 78.4% |
| 2026-05-29 | 81,881 | 185 | 137,650 | 59.5% |
| 2026-05-28 | 39,060 | 200 | 95,035 | 41.1% |
| 2026-05-27 | 32,573 | 0 | 53,697 | 60.7% |
| 2026-05-26 | 81,108 | 0 | 130,748 | 62.0% |
| 2026-05-22 | 7,844 | 0 | 31,540 | 24.9% |
| 2026-05-21 | 23,490 | 0 | 40,689 | 57.7% |
| 2026-05-20 | 36,545 | 0 | 70,830 | 51.6% |
| 2026-05-19 | 63,125 | 500 | 96,784 | 65.2% |
| 2026-05-18 | 53,854 | 0 | 102,711 | 52.4% |
| 2026-05-15 | 78,464 | 0 | 149,936 | 52.3% |
| 2026-05-14 | 60,723 | 0 | 211,220 | 28.7% |
| 2026-05-13 | 45,296 | 0 | 137,285 | 33.0% |
| 2026-05-12 | 78,372 | 0 | 169,491 | 46.2% |
| 2026-05-11 | 67,311 | 0 | 127,048 | 53.0% |
| 2026-05-08 | 111,446 | 0 | 174,316 | 63.9% |
| 2026-05-07 | 60,148 | 0 | 121,039 | 49.7% |
| 2026-05-06 | 102,896 | 400 | 195,993 | 52.5% |
| 2026-05-05 | 26,887 | 0 | 61,195 | 43.9% |
| 2026-05-04 | 23,350 | 0 | 103,901 | 22.5% |
| 2026-05-01 | 87,088 | 0 | 211,745 | 41.1% |
| 2026-04-30 | 42,129 | 0 | 84,795 | 49.7% |
| 2026-04-29 | 35,766 | 0 | 90,130 | 39.7% |
| 2026-04-28 | 52,162 | 0 | 126,008 | 41.4% |
| 2026-04-27 | 36,692 | 0 | 75,322 | 48.7% |
| 2026-04-24 | 24,271 | 0 | 57,484 | 42.2% |
| 2026-04-23 | 52,372 | 0 | 92,823 | 56.4% |
| 2026-04-22 | 13,281 | 0 | 74,305 | 17.9% |
| 2026-04-21 | 24,831 | 0 | 37,647 | 66.0% |
| 2026-04-20 | 28,513 | 2,252 | 101,217 | 28.2% |
| 2026-04-17 | 39,802 | 0 | 129,570 | 30.7% |
| 2026-04-16 | 133,584 | 1,200 | 349,112 | 38.3% |
| 2026-04-15 | 21,379 | 0 | 52,837 | 40.5% |
| 2026-04-14 | 23,645 | 0 | 65,719 | 36.0% |
| 2026-04-13 | 14,935 | 0 | 49,326 | 30.3% |
| 2026-04-10 | 39,667 | 0 | 112,187 | 35.4% |
| 2026-04-09 | 113,348 | 800 | 225,204 | 50.3% |
| 2026-04-08 | 118,434 | 0 | 235,535 | 50.3% |
| 2026-04-07 | 166,335 | 0 | 303,289 | 54.8% |
| 2026-04-06 | 45,115 | 0 | 84,656 | 53.3% |
Showing 1–49 of 49 days