ANTHERA PHARMACEUTICALS INC

CUSIP: 03674U201 Class: Common equity shares

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q1 2017
Shares 1,296,568 Value ($000) $552 Avg Close — Range —
Q4 2016
Shares 380,000 Value ($000) $247 Avg Close — Range —
Q3 2016
Shares 450,000 Value ($000) $1,418 Avg Close — Range —
Q2 2016
Shares 450,000 Value ($000) $1,391 Avg Close — Range —
Q1 2016
Shares 450,000 Value ($000) $1,629 Avg Close — Range —
Q4 2015
Shares 380,000 Value ($000) $1,763 Avg Close — Range —
Q3 2015
Shares 400,000 Value ($000) $2,436 Avg Close — Range —
Q2 2015
Shares 470,000 Value ($000) $4,051 Avg Close — Range —
Q1 2015
Shares 425,000 Value ($000) $1,900 Avg Close — Range —