Institutional Ownership
Ac Immune SA
CUSIP H00263105SHSACIUQ1 2026
Shares Short
3.40M
As of Jul 15, 2026
Days to Cover
13.27
Short shares ÷ avg daily volume
Change vs Prior
+0.6%
vs previous settlement
Avg Daily Volume
255.9K
FINRA reported ADV
Short Interest History
17 settlements on record · FINRA consolidated
Higher short interest is bearish: increases show red, decreases green.
| Settlement | Shares Short | Prior | Change | Avg Daily Vol | Days to Cover |
|---|---|---|---|---|---|
| Jul 15, 2026 | 3.40M | 3.38M | +0.6% | 255.9K | 13.27 |
| Jun 30, 2026 | 3.38M | 3.52M | -4.0% | 260.0K | 12.99 |
| Jun 15, 2026 | 3.52M | 3.35M | +4.8% | 366.2K | 9.60 |
| May 29, 2026 | 3.35M | 3.23M | +3.9% | 205.6K | 16.31 |
| May 15, 2026 | 3.23M | 3.03M | +6.3% | 318.7K | 10.12 |
| Apr 30, 2026 | 3.03M | 2.93M | +3.4% | 234.9K | 12.91 |
| Apr 15, 2026 | 2.93M | 2.96M | -1.0% | 293.0K | 10.01 |
| Mar 31, 2026 | 2.96M | 3.09M | -4.1% | 203.1K | 14.59 |
| Mar 13, 2026 | 3.09M | 3.32M | -6.8% | 333.3K | 9.28 |
| Feb 27, 2026 | 3.32M | 3.24M | +2.5% | 352.0K | 9.42 |
| Feb 13, 2026 | 3.24M | 3.30M | -1.9% | 247.2K | 13.09 |
| Jan 30, 2026 | 3.30M | 3.25M | +1.5% | 308.4K | 10.69 |