ACHILLION PHARMACEUTICALS IN

CUSIP: 00448Q201 Class: COM

BAKER BROS. ADVISORS LP's Holding History (CIK: 0001263508)

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

Q3 2019
Shares 1,095,359 Value ($000) $3,943 Avg Close — Range —
Q2 2019
Shares 1,095,359 Value ($000) $2,936 Avg Close — Range —
Q1 2019
Shares 1,095,359 Value ($000) $3,242 Avg Close — Range —
Q4 2018
Shares 1,095,359 Value ($000) $1,742 Avg Close — Range —
Q3 2018
Shares 1,639,948 Value ($000) $6,035 Avg Close — Range —
Q2 2018
Shares 1,943,620 Value ($000) $5,500 Avg Close — Range —
Q1 2018
Shares 2,856,637 Value ($000) $10,598 Avg Close — Range —
Q4 2017
Shares 2,856,637 Value ($000) $8,227 Avg Close — Range —
Q3 2017
Shares 1,856,637 Value ($000) $8,336 Avg Close — Range —
Q2 2017
Shares 1,856,637 Value ($000) $8,522 Avg Close — Range —
Q1 2017
Shares 1,856,637 Value ($000) $7,816 Avg Close — Range —
Q4 2016
Shares 1,856,637 Value ($000) $7,668 Avg Close — Range —
Q3 2016
Shares 2,475,515 Value ($000) $20,052 Avg Close — Range —
Q2 2016
Shares 2,475,515 Value ($000) $19,309 Avg Close — Range —
Q1 2016
Shares 2,475,515 Value ($000) $19,111 Avg Close — Range —
Q4 2015
Shares 2,000,000 Value ($000) $21,580 Avg Close — Range —
Q3 2015
Shares 2,000,000 Value ($000) $13,820 Avg Close — Range —
Q2 2015
Shares 1,523,739 Value ($000) $13,500 Avg Close — Range —
Q1 2015
Shares 214,237 Value ($000) $2,112 Avg Close — Range —
Q4 2014
Shares 438,337 Value ($000) $5,370 Avg Close — Range —
Q3 2014
Shares 438,337 Value ($000) $4,375 Avg Close — Range —
Q2 2014
Shares 438,337 Value ($000) $3,318 Avg Close — Range —
Q1 2014
Shares 438,337 Value ($000) $1,442 Avg Close — Range —
Q4 2013
Shares 455,000 Value ($000) $1,510 Avg Close — Range —
Q3 2013
Shares 455,000 Value ($000) $1,374 Avg Close — Range —
Q2 2013
Shares 455,000 Value ($000) $3,722 Avg Close — Range —