MOMENTA PHARMACEUTICALS INC

CUSIP: 60877T100 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q3 2020
Shares 1,415,865 Value ($000) $74,305 Avg Close — Range —
Q2 2020
Shares 6,377,521 Value ($000) $212,180 Avg Close — Range —
Q1 2020
Shares 5,922,745 Value ($000) $161,099 Avg Close — Range —
Q4 2019
Shares 5,871,185 Value ($000) $115,838 Avg Close — Range —
Q3 2019
Shares 5,249,357 Value ($000) $68,032 Avg Close — Range —
Q2 2019
Shares 5,378,140 Value ($000) $66,958 Avg Close — Range —
Q1 2019
Shares 5,687,562 Value ($000) $82,640 Avg Close — Range —
Q4 2018
Shares 5,629,580 Value ($000) $62,151 Avg Close — Range —
Q3 2018
Shares 3,011,974 Value ($000) $79,215 Avg Close — Range —
Q2 2018
Shares 819,190 Value ($000) $16,752 Avg Close — Range —
Q1 2018
Shares 808,998 Value ($000) $14,683 Avg Close — Range —
Q4 2017
Shares 1,196,046 Value ($000) $16,685 Avg Close — Range —
Q3 2017
Shares 804,286 Value ($000) $14,879 Avg Close — Range —
Q2 2017
Shares 807,086 Value ($000) $13,640 Avg Close — Range —
Q1 2017
Shares 884,568 Value ($000) $11,809 Avg Close — Range —
Q4 2016
Shares 1,010,724 Value ($000) $15,211 Avg Close — Range —
Q3 2016
Shares 950,164 Value ($000) $11,107 Avg Close — Range —
Q2 2016
Shares 951,864 Value ($000) $10,280 Avg Close — Range —
Q1 2016
Shares 1,008,564 Value ($000) $9,319 Avg Close — Range —
Q4 2015
Shares 1,266,619 Value ($000) $18,797 Avg Close — Range —
Q3 2015
Shares 1,324,039 Value ($000) $21,727 Avg Close — Range —
Q2 2015
Shares 3,983,714 Value ($000) $90,869 Avg Close — Range —
Q1 2015
Shares 4,417,686 Value ($000) $67,149 Avg Close — Range —
Q4 2014
Shares 2,588,612 Value ($000) $31,167 Avg Close — Range —
Q3 2014
Shares 2,606,412 Value ($000) $29,557 Avg Close — Range —
Q2 2014
Shares 2,618,312 Value ($000) $31,629 Avg Close — Range —
Q1 2014
Shares 3,279,239 Value ($000) $38,203 Avg Close — Range —
Q4 2013
Shares 3,696,675 Value ($000) $65,357 Avg Close — Range —
Q3 2013
Shares 3,699,275 Value ($000) $53,233 Avg Close — Range —
Q2 2013
Shares 3,744,275 Value ($000) $56,389 Avg Close — Range —