MEDICINES CO

CUSIP: 584688AC9 Class: 1.38% 06/01/17

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

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

Q4 2016
Shares 7,145,000 Value ($000) $9,463 Avg Close — Range —
Q3 2016
Shares 7,145,000 Value ($000) $10,293 Avg Close — Range —
Q2 2016
Shares 7,145,000 Value ($000) $9,601 Avg Close — Range —
Q1 2016
Shares 7,145,000 Value ($000) $9,114 Avg Close — Range —
Q4 2015
Shares 7,145,000 Value ($000) $10,204 Avg Close — Range —
Q3 2015
Shares 7,145,000 Value ($000) $10,436 Avg Close — Range —
Q2 2015
Shares 7,039,000 Value ($000) $8,412 Avg Close — Range —
Q1 2015
Shares 7,067,000 Value ($000) $8,414 Avg Close — Range —
Q4 2014
Shares 7,067,000 Value ($000) $8,193 Avg Close — Range —
Q3 2014
Shares 7,067,000 Value ($000) $7,535 Avg Close — Range —
Q2 2014
Shares 7,109,000 Value ($000) $8,726 Avg Close — Range —
Q1 2014
Shares 7,109,000 Value ($000) $8,686 Avg Close — Range —
Q4 2013
Shares 11,564,000 Value ($000) $17,425 Avg Close — Range —