AMAG PHARMACEUTICALS INC

CUSIP: 00163U106 Class: COMMON STOCK

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

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

Q4 2018
Shares 16,288 Value ($000) $247 Avg Close — Range —
Q4 2017
Shares 8,634 Value ($000) $114 Avg Close — Range —
Q3 2017
Shares 10,326 Value ($000) $191 Avg Close — Range —
Q2 2017
Shares 25,845 Value ($000) $476 Avg Close — Range —
Q1 2017
Shares 39,657 Value ($000) $894 Avg Close — Range —
Q4 2016
Shares 1,844 Value ($000) $64 Avg Close — Range —
Q2 2016
Shares 1,510 Value ($000) $36 Avg Close — Range —
Q1 2016
Shares 7,810 Value ($000) $183 Avg Close — Range —
Q4 2015
Shares 4,829 Value ($000) $146 Avg Close — Range —
Q3 2015
Shares 1,362 Value ($000) $54 Avg Close — Range —
Q1 2015
Shares 483 Value ($000) $26 Avg Close — Range —
Q3 2014
Shares 1,510 Value ($000) $48 Avg Close — Range —
Q2 2014
Shares 1,110 Value ($000) $23 Avg Close — Range —
Q1 2014
Shares 526 Value ($000) $10 Avg Close — Range —