ACIU · AC Immune SA · Short Volume
Market Cap
$253.54M
Shares
99.43M
Volume · Oct 2
320.26K
Avg daily vol (3M)
202.12K
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 % |
|---|---|---|---|---|
| 2026-10-02 | 82,311 | 2,210 | 148,663 | 55.4% |
| 2026-10-01 | 92,011 | 500 | 149,964 | 61.4% |
| 2026-09-30 | 27,565 | 0 | 70,050 | 39.3% |
| 2026-09-29 | 23,411 | 0 | 35,149 | 66.6% |
| 2026-09-28 | 43,583 | 0 | 69,324 | 62.9% |
| 2026-09-25 | 84,822 | 0 | 159,806 | 53.1% |
| 2026-09-24 | 73,672 | 57 | 116,970 | 63.0% |
| 2026-09-23 | 85,942 | 1,000 | 152,190 | 56.5% |
| 2026-09-22 | 20,194 | 0 | 36,203 | 55.8% |
| 2026-09-21 | 26,436 | 0 | 37,027 | 71.4% |
| 2026-09-18 | 9,464 | 0 | 18,305 | 51.7% |
| 2026-09-17 | 26,620 | 0 | 50,542 | 52.7% |
| 2026-09-16 | 37,879 | 0 | 63,512 | 59.6% |
| 2026-09-15 | 23,876 | 0 | 34,908 | 68.4% |
| 2026-09-14 | 32,836 | 0 | 50,373 | 65.2% |
| 2026-09-11 | 33,042 | 0 | 47,372 | 69.7% |
| 2026-09-10 | 38,818 | 0 | 54,569 | 71.1% |
| 2026-09-09 | 17,367 | 0 | 28,092 | 61.8% |
| 2026-09-08 | 25,259 | 0 | 51,907 | 48.7% |
| 2026-09-04 | 42,380 | 0 | 77,742 | 54.5% |
| 2026-09-03 | 32,242 | 0 | 63,429 | 50.8% |
| 2026-09-02 | 105,281 | 0 | 160,619 | 65.5% |
| 2026-09-01 | 21,815 | 0 | 40,734 | 53.6% |
| 2026-08-31 | 33,275 | 0 | 49,530 | 67.2% |
| 2026-08-28 | 33,731 | 0 | 52,547 | 64.2% |
| 2026-08-27 | 42,936 | 0 | 61,899 | 69.4% |
| 2026-08-26 | 26,265 | 0 | 142,569 | 18.4% |
| 2026-08-25 | 45,944 | 502 | 114,155 | 40.2% |
| 2026-08-24 | 40,899 | 0 | 129,377 | 31.6% |
| 2026-08-21 | 97,180 | 2,236 | 232,189 | 41.9% |
| 2026-08-20 | 41,092 | 0 | 110,607 | 37.2% |
| 2026-08-19 | 36,592 | 0 | 132,445 | 27.6% |
| 2026-08-18 | 25,870 | 0 | 33,374 | 77.5% |
| 2026-08-17 | 42,892 | 0 | 54,030 | 79.4% |
| 2026-08-14 | 36,611 | 0 | 74,509 | 49.1% |
| 2026-08-13 | 30,482 | 1 | 63,896 | 47.7% |
| 2026-08-12 | 58,300 | 1,200 | 270,392 | 21.6% |
| 2026-08-11 | 139,103 | 110 | 279,856 | 49.7% |
| 2026-08-10 | 41,839 | 0 | 60,143 | 69.6% |
| 2026-08-07 | 12,442 | 0 | 30,080 | 41.4% |
| 2026-08-06 | 14,160 | 71 | 25,604 | 55.3% |
| 2026-08-05 | 20,807 | 0 | 40,140 | 51.8% |
| 2026-08-04 | 24,091 | 0 | 38,577 | 62.5% |
| 2026-08-03 | 13,047 | 0 | 42,298 | 30.8% |
| 2026-07-31 | 42,312 | 0 | 59,548 | 71.1% |
| 2026-07-30 | 22,698 | 0 | 52,911 | 42.9% |
| 2026-07-29 | 13,729 | 0 | 20,901 | 65.7% |
| 2026-07-28 | 25,824 | 0 | 41,571 | 62.1% |
| 2026-07-27 | 15,766 | 200 | 32,422 | 48.6% |
| 2026-07-24 | 111,898 | 0 | 142,602 | 78.5% |
Showing 1–50 of 64 days