NVAX · Crowding short interest as of 2026-10-15

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NVAX short positioning is ELEVATED — 72th percentile of its own history since 2020.

Crowding score vs. the whole covered universe
▼
56
0 — not crowded100 — most crowded
Short interest47,348,523shares
SI % of float28.9%
Days to cover4.3x
SI change (last reading)+2.8%
Squeeze-setup score67crowding + momentum + SI still building
Price momentum (1m / 3m)+19.9%
FactorValueRead
Short interest % of float +28.9% higher = more crowded
Days to cover 4.3x shares short / average daily volume
Short interest change (last reading) +2.8% rising = shorts still adding
Short interest change (last 3 readings) -2.9%
Price, last 1 month -1.3%
Price, last 3 months +41.0%
Distance below 52-week high -19.1%
Short interest (shares) at each bi-monthly settlement date.
Days to cover — short interest divided by average daily volume.
Short interest as a % of the current float (historical float not available, so scaled to today's).
Source: FINRA consolidated short interest (bi-monthly, ~2-week reporting lag). Float, sector and price from market data. Historical percentile uses days-to-cover plus SI/float back to 2020. Not investment advice.