MEDICINES CO

CUSIP: 584688105 Class: COM

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q4 2019
Shares 307,699 Value ($000) $26,136 Avg Close — Range —
Q3 2019
Shares 800,000 Value ($000) $40,000 Avg Close — Range —
Q2 2019
Shares 800,000 Value ($000) $29,176 Avg Close — Range —
Q1 2019
Shares 729,400 Value ($000) $20,387 Avg Close — Range —
Q4 2018
Shares 726,900 Value ($000) $13,913 Avg Close — Range —
Q3 2018
Shares 690,000 Value ($000) $20,638 Avg Close — Range —
Q2 2018
Shares 690,000 Value ($000) $25,323 Avg Close — Range —
Q1 2018
Shares 690,000 Value ($000) $22,729 Avg Close — Range —
Q4 2017
Shares 690,000 Value ($000) $18,865 Avg Close — Range —
Q3 2017
Shares 690,000 Value ($000) $25,558 Avg Close — Range —
Q2 2017
Shares 694,446 Value ($000) $26,396 Avg Close — Range —
Q1 2017
Shares 700,000 Value ($000) $34,230 Avg Close — Range —
Q4 2016
Shares 699,500 Value ($000) $23,741 Avg Close — Range —
Q3 2016
Shares 681,000 Value ($000) $25,701 Avg Close — Range —
Q2 2016
Shares 680,500 Value ($000) $22,885 Avg Close — Range —
Q1 2016
Shares 632,000 Value ($000) $20,079 Avg Close — Range —
Q4 2015
Shares 625,000 Value ($000) $23,338 Avg Close — Range —
Q3 2015
Shares 595,000 Value ($000) $22,586 Avg Close — Range —
Q2 2015
Shares 345,500 Value ($000) $9,885 Avg Close — Range —
Q1 2015
Shares 300,000 Value ($000) $8,406 Avg Close — Range —
Q4 2014
Shares 246,300 Value ($000) $6,815 Avg Close — Range —
Q3 2014
Shares 148,250 Value ($000) $3,309 Avg Close — Range —
Q2 2014
Shares 135,100 Value ($000) $3,926 Avg Close — Range —
Q1 2014
Shares 120,000 Value ($000) $3,410 Avg Close — Range —
Q4 2013
Shares 32,500 Value ($000) $1,255 Avg Close — Range —