EPIZYME INC

CUSIP: 29428V104 Class: COM

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q3 2018
Shares 1,779,094 Value ($000) $18,858 Avg Close — Range —
Q2 2018
Shares 1,639,000 Value ($000) $22,208 Avg Close — Range —
Q1 2018
Shares 960,970 Value ($000) $17,057 Avg Close — Range —
Q4 2017
Shares 1,009,526 Value ($000) $12,670 Avg Close — Range —
Q3 2017
Shares 700,526 Value ($000) $13,345 Avg Close — Range —
Q2 2017
Shares 662,369 Value ($000) $10,002 Avg Close — Range —
Q1 2017
Shares 1,413,596 Value ($000) $24,243 Avg Close — Range —
Q4 2016
Shares 1,601,049 Value ($000) $19,373 Avg Close — Range —
Q3 2016
Shares 291,179 Value ($000) $2,865 Avg Close — Range —
Q2 2016
Shares 622,299 Value ($000) $6,372 Avg Close — Range —