What percent of ACIU is sold short?

57.5% of AC Immune (ACIU) trading volume was short last week. Track days-to-cover and borrow rate against insider and hedge fund flow.

Is ACIU a short squeeze candidate?

Compare short volume, days-to-cover, and borrow rate to insider buying — when insiders accumulate against heavy short interest, the squeeze setup gets stronger.

How is short volume different from short interest?

Short volume is daily shorting activity reported by FINRA; short interest is the bi-monthly snapshot of outstanding short positions. We track both for AC Immune (ACIU).

ACIU Short Volume Hit 57.5%

$2.73

-0.09 (-3.02%)

Weekly Expected Move ±7.3%

$2 $3 $3 $3 $3

NASDAQ · Healthcare · Biotechnology · Tech Score Neutral · Power 48 · $277.3M mcap · 63M float · 0.379% daily turnover · Short 57% of daily vol

Overview Chart Smart Money Financials Income Statement Cash Flow Balance Sheet Earnings

Analysis Technicals Weather Peers ESG Institutions ETF Exposure Dark Pool Short Interest

Short Volume Summary

2026-10-01

61.4%

Short Ratio

of total volume

59.2%

20-Day Avg

55.4%

50-Day Avg

▼ Falling

5-Day Trend

0.1M

Short Volume

0.1M

Total Volume

Daily Short Volume Ratio

Short Volume vs Total Volume

Exchange Breakdown

2026-10-01

Exchange	Short Volume	Total Volume	Short %
NASDAQ	89,372	145,182	61.6%
NYSE	2,639	4,782	55.2%

ACIU Short Interest

Short Volume Summary

Daily Short Volume Ratio

Short Volume vs Total Volume

Exchange Breakdown

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