Vir Biotechnology, Inc. (VIR) short interest & options flow
NASDAQVir Biotechnology goes into its November 5 results with roughly 11.7% of its free float sold short, a level that has crept up about 1.9% over the past week even as the month-long trend runs in the opposite direction, short interest fell 14% over the past month as positions built in late September were unwound through October. That divergence between the weekly tick higher and the…
VIR short interest plummets 22.3% in a week to 10.4% of float as bears cover aggressively; borrow costs stay cheap at 0.4%, signaling retreat, not squeeze.
- Market cap
- $2.09B
- Next earnings
- 25 Feb 2027
Key data as of 8 Nov 2026

Latest signals on VIR
- Short Interest
VIR short interest plummets 22.3% in a week to 10.4% of float as bears cover aggressively; borrow costs stay cheap at 0.4%, signaling retreat, not squeeze.
2 Short Interest updates in 30 days
VIR news and analysis
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