MEDICINES CO

CUSIP: 584688105 Class: COM

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q3 2016
Shares 228,495 Value ($000) $8,623 Avg Close — Range —
Q4 2013
Shares 204,445 Value ($000) $7,896 Avg Close — Range —