SIENNA BIOPHARMACEUTICALS IN

Ticker: SNNAQ CUSIP: 82622H108 Class: COM

EcoR1 Capital, LLC's Holding History (CIK: 0001587114)

Note: Option positions (PUT/CALL) are excluded.

Q1 2019
Shares 800,000 Value ($000) $1,856 Avg Close $2.71 Range $2.05 - $3.80