TESARO INC

CUSIP: 881569107 Class: COM

Artal Group S.A.'s Holding History (CIK: 0001053906)

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

Q3 2018
Shares 800,000 Value ($000) $31,208 Avg Close — Range —
Q2 2018
Shares 800,000 Value ($000) $35,576 Avg Close — Range —
Q1 2018
Shares 600,000 Value ($000) $34,284 Avg Close — Range —
Q4 2017
Shares 100,000 Value ($000) $8,287 Avg Close — Range —
Q3 2017
Shares 75,000 Value ($000) $9,683 Avg Close — Range —
Q2 2017
Shares 50,000 Value ($000) $6,993 Avg Close — Range —
Q1 2017
Shares 50,000 Value ($000) $7,694 Avg Close — Range —