MERGE HEALTHCARE INC

CUSIP: 589499102 Class: CMN

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

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

Q3 2015
Shares 1,400 Value ($000) $10 Avg Close — Range —
Q1 2014
Shares 300 Value ($000) $1 Avg Close — Range —
Q4 2013
Shares 1,075 Value ($000) $2 Avg Close — Range —
Q2 2013
Shares 1,075 Value ($000) $4 Avg Close — Range —