ASSEMBLY BIOSCIENCES INC

CUSIP: 45396108 Class: COM A

PERCEPTIVE ADVISORS LLC's Holding History (CIK: 0001224962)

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

Q2 2016
Shares 795,000 Value ($000) $4,412 Avg Close — Range —
Q1 2016
Shares 795,000 Value ($000) $3,991 Avg Close — Range —
Q4 2015
Shares 795,000 Value ($000) $5,970 Avg Close — Range —
Q3 2015
Shares 795,000 Value ($000) $7,600 Avg Close — Range —
Q2 2015
Shares 784,893 Value ($000) $15,117 Avg Close — Range —