ACHILLION PHARMACEUTICALS IN

CUSIP: 00448Q201 Class: COM

RTW INVESTMENTS, LP's Holding History (CIK: 0001493215)

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

Q4 2019
Shares 7,309,383 Value ($000) $44,076 Avg Close — Range —
Q3 2019
Shares 13,864,383 Value ($000) $49,912 Avg Close — Range —
Q2 2019
Shares 13,864,383 Value ($000) $37,157 Avg Close — Range —
Q1 2019
Shares 13,749,383 Value ($000) $40,698 Avg Close — Range —
Q4 2018
Shares 13,749,383 Value ($000) $21,862 Avg Close — Range —
Q3 2018
Shares 13,595,704 Value ($000) $50,032 Avg Close — Range —
Q2 2018
Shares 13,541,997 Value ($000) $38,324 Avg Close — Range —
Q1 2018
Shares 13,496,902 Value ($000) $50,074 Avg Close — Range —
Q4 2017
Shares 13,546,902 Value ($000) $39,015 Avg Close — Range —
Q3 2017
Shares 7,839,766 Value ($000) $35,201 Avg Close — Range —
Q2 2017
Shares 1,590,454 Value ($000) $7,300 Avg Close — Range —
Q4 2016
Shares 286,285 Value ($000) $1,182 Avg Close — Range —
Q3 2016
Shares 2,208,749 Value ($000) $17,891 Avg Close — Range —
Q2 2016
Shares 2,424,136 Value ($000) $18,908 Avg Close — Range —
Q1 2016
Shares 2,558,859 Value ($000) $19,754 Avg Close — Range —
Q4 2015
Shares 1,988,914 Value ($000) $21,460 Avg Close — Range —
Q3 2015
Shares 2,589,818 Value ($000) $17,896 Avg Close — Range —
Q2 2015
Shares 2,515,433 Value ($000) $22,287 Avg Close — Range —
Q1 2015
Shares 1,622,633 Value ($000) $15,999 Avg Close — Range —
Q4 2014
Shares 1,622,633 Value ($000) $19,877 Avg Close — Range —