MEDICINES CO

CUSIP: 584688105 Class: COM

Advisors Asset Management, Inc.'s Holding History (CIK: 0001297376)

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

Q4 2018
Shares 6,772 Value ($000) $130 Avg Close — Range —
Q3 2018
Shares 12,961 Value ($000) $388 Avg Close — Range —
Q2 2018
Shares 21,528 Value ($000) $790 Avg Close — Range —
Q1 2018
Shares 23,600 Value ($000) $723 Avg Close — Range —
Q4 2017
Shares 24,216 Value ($000) $662 Avg Close — Range —
Q3 2017
Shares 25,008 Value ($000) $926 Avg Close — Range —
Q2 2017
Shares 26,980 Value ($000) $1,026 Avg Close — Range —
Q1 2017
Shares 26,217 Value ($000) $1,282 Avg Close — Range —
Q4 2016
Shares 15,199 Value ($000) $516 Avg Close — Range —
Q3 2016
Shares 7,572 Value ($000) $286 Avg Close — Range —