ASSEMBLY BIOSCIENCES INC

CUSIP: 45396108 Class: COM A

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2016
Shares 701 Value ($000) $5 Avg Close — Range —
Q2 2016
Shares 1 Value ($000) $0 Avg Close — Range —
Q1 2016
Shares 1 Value ($000) $0 Avg Close — Range —
Q4 2015
Shares 1 Value ($000) $0 Avg Close — Range —
Q3 2015
Shares 1 Value ($000) $0 Avg Close — Range —
Q2 2015
Shares 1 Value ($000) $0 Avg Close — Range —
Q1 2015
Shares 62 Value ($000) $1 Avg Close — Range —
Q4 2014
Shares 62 Value ($000) $0 Avg Close — Range —
Q3 2014
Shares 2,757 Value ($000) $23 Avg Close — Range —