ANTHERA PHARMACEUTICALS INC

CUSIP: 03674U201 Class: Common equity shares

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

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

Q1 2017
Shares 155,061 Value ($000) $66 Avg Close — Range —
Q4 2016
Shares 81,056 Value ($000) $53 Avg Close — Range —
Q3 2016
Shares 31,142 Value ($000) $98 Avg Close — Range —
Q4 2015
Shares 65,532 Value ($000) $304 Avg Close — Range —
Q3 2015
Shares 66,077 Value ($000) $402 Avg Close — Range —
Q2 2015
Shares 11,525 Value ($000) $99 Avg Close — Range —
Q3 2014
Shares 7,501 Value ($000) $14 Avg Close — Range —
Q2 2014
Shares 9,650 Value ($000) $33 Avg Close — Range —
Q1 2014
Shares 300 Value ($000) $1 Avg Close — Range —