ACHILLION PHARMACEUTICALS IN

CUSIP: 00448Q201 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q3 2018
Shares 4,478,326 Value ($000) $16,480 Avg Close — Range —
Q2 2018
Shares 4,579,073 Value ($000) $12,959 Avg Close — Range —
Q1 2018
Shares 4,658,956 Value ($000) $17,285 Avg Close — Range —
Q3 2017
Shares 25,228 Value ($000) $113 Avg Close — Range —
Q2 2017
Shares 25,228 Value ($000) $116 Avg Close — Range —
Q1 2017
Shares 69,969 Value ($000) $295 Avg Close — Range —
Q4 2016
Shares 69,969 Value ($000) $289 Avg Close — Range —
Q3 2016
Shares 3,001,739 Value ($000) $24,314 Avg Close — Range —
Q2 2016
Shares 4,866,919 Value ($000) $37,962 Avg Close — Range —
Q1 2016
Shares 4,795,207 Value ($000) $37,019 Avg Close — Range —
Q4 2015
Shares 4,060,119 Value ($000) $43,809 Avg Close — Range —
Q3 2015
Shares 4,048,219 Value ($000) $27,973 Avg Close — Range —
Q2 2015
Shares 203,503 Value ($000) $1,803 Avg Close — Range —
Q1 2014
Shares 27,400 Value ($000) $90 Avg Close — Range —
Q4 2013
Shares 50,000 Value ($000) $166 Avg Close — Range —
Q3 2013
Shares 60,700 Value ($000) $183 Avg Close — Range —
Q2 2013
Shares 2,023,400 Value ($000) $16,551 Avg Close — Range —