What percent of HRTX is sold short?

55.9% of Heron (HRTX) trading volume was short last week. Track days-to-cover and borrow rate against insider and hedge fund flow.

Is HRTX 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 Heron (HRTX).

HRTX Short Volume Hit 55.9%

Also trades as: 0J4V.L (LSE) · $vol 0M

$0.35

-0.01 (-2.33%)

Weekly Expected Move ±12.2%

$0 $0 $0 $0 $0

NASDAQ · Healthcare · Biotechnology · Tech Score Neutral · Power 54 · $65.8M mcap · 135M float · 2.29% daily turnover · Short 60% of daily vol

Short Volume Summary

2026-10-01

65.8%

Short Ratio

of total volume

61.5%

20-Day Avg

57.3%

50-Day Avg

▼ Falling

5-Day Trend

1.5M

Short Volume

2.3M

Total Volume

Daily Short Volume Ratio

Short Volume vs Total Volume

Exchange Breakdown

2026-10-01

Exchange	Short Volume	Total Volume	Short %
NASDAQ	1,414,884	2,186,297	64.7%
NYSE	79,412	84,515	94.0%
BATS	162	1,049	15.4%

HRTX Short Interest

Short Volume Summary

Daily Short Volume Ratio

Short Volume vs Total Volume

Exchange Breakdown

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