TESARO INC

CUSIP: 881569107 Class: COM

Casdin Capital, LLC's Holding History (CIK: 0001534261)

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

Q3 2017
Shares 38,500 Value ($000) $4,970 Avg Close — Range —
Q2 2017
Shares 48,000 Value ($000) $6,713 Avg Close — Range —
Q1 2017
Shares 17,500 Value ($000) $2,693 Avg Close — Range —
Q2 2016
Shares 20,000 Value ($000) $1,681 Avg Close — Range —