TESARO INC

CUSIP: 881569107 Class: COM

RA CAPITAL MANAGEMENT, L.P.'s Holding History (CIK: 0001346824)

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

Q2 2015
Shares 23,500 Value ($000) $1,382 Avg Close — Range —
Q1 2015
Shares 23,500 Value ($000) $1,349 Avg Close — Range —
Q1 2014
Shares 700,000 Value ($000) $20,636 Avg Close — Range —
Q4 2013
Shares 700,000 Value ($000) $19,768 Avg Close — Range —