IMPAX LABORATORIES INC

CUSIP: 45256B101 Class: CMN

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

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

Q4 2017
Shares 1,131 Value ($000) $19 Avg Close — Range —
Q3 2017
Shares 11,403 Value ($000) $231 Avg Close — Range —
Q1 2017
Shares 57,013 Value ($000) $721 Avg Close — Range —
Q4 2016
Shares 1,989 Value ($000) $26 Avg Close — Range —
Q2 2016
Shares 7,383 Value ($000) $213 Avg Close — Range —
Q1 2016
Shares 5,912 Value ($000) $189 Avg Close — Range —
Q4 2015
Shares 363 Value ($000) $16 Avg Close — Range —
Q2 2015
Shares 11,306 Value ($000) $519 Avg Close — Range —
Q1 2015
Shares 22,784 Value ($000) $1,068 Avg Close — Range —
Q2 2014
Shares 4,216 Value ($000) $126 Avg Close — Range —
Q1 2014
Shares 21,830 Value ($000) $577 Avg Close — Range —
Q4 2013
Shares 119 Value ($000) $3 Avg Close — Range —
Q3 2013
Shares 10,506 Value ($000) $215 Avg Close — Range —
Q2 2013
Shares 13,750 Value ($000) $274 Avg Close — Range —