TESARO INC

CUSIP: 881569AA5 Class: NOTE 3.000%10/0

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q4 2018
Shares 450,000 Value ($000) $981 Avg Close — Range —
Q3 2018
Shares 450,000 Value ($000) $600 Avg Close — Range —
Q2 2018
Shares 450,000 Value ($000) $675 Avg Close — Range —
Q1 2018
Shares 360,000 Value ($000) $649 Avg Close — Range —
Q4 2017
Shares 360,000 Value ($000) $889 Avg Close — Range —
Q3 2017
Shares 275,000 Value ($000) $1,030 Avg Close — Range —