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ACIU · AC Immune SA · Short Volume

Track ACIU — free
$2.73 -0.09 (-3.02%) At close · Oct 2
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
Key facts CIK 1651625 CUSIP H00263105 13F (30d) 1 filings 1 filers Visit website Investor relations