MERRIMACK PHARMACEUTICALS IN - COM (MACK) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2022

Type / Class
Equity / COM
Symbol
MACK
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Institutional Holders of MERRIMACK PHARMACEUTICALS IN - COM (MACK) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2022 Q3 0 $0 -$110,000 0
2022 Q2 2,200 $110,000 $50.00 1
2022 Q1 2,200 $112,000 -$71,273 $50.91 1
2021 Q4 3,600 $219,000 -$36,500 $60.83 1
2021 Q3 4,200 $202,000 $48.10 1
2021 Q2 4,200 $221,000 -$8,000 $52.62 1
2021 Q1 4,365 $216,000 +$8,000 $49.00 2
2020 Q4 4,200 $204,000 $48.57 1
2020 Q3 4,200 $211,000 $50.24 1
2020 Q2 4,200 $214,000 $50.95 1
2020 Q1 4,200 $184,000 $43.81 1
2019 Q4 4,200 $211,000 $50.24 1
2019 Q3 4,200 $195,000 $46.43 1
2019 Q2 4,200 $182,000 $43.33 1
2019 Q1 4,200 $186,000 $44.29 1
2018 Q4 4,200 $182,000 $43.33 1
2018 Q3 4,200 $188,000 $44.76 1
2018 Q2 4,200 $168,000 $40.00 1
2018 Q1 4,200 $168,000 -$187,000 $40.00 1
2017 Q4 35,252 $368,000 -$17,275 $31.55 4
2017 Q3 42,365 $263,000 -$78,051,642 $10.66 4
2017 Q2 63,285,552 $78,506,603 -$24,561,804 $1.24 112
2017 Q1 79,827,711 $245,866,098 -$59,162,459 $3.08 111
2016 Q4 101,583,191 $414,405,129 +$20,187,314 $4.08 130
2016 Q3 96,010,387 $609,409,145 +$63,458,813 $6.35 122
2016 Q2 86,295,258 $465,175,234 -$11,482,949 $5.39 134
2016 Q1 84,705,691 $708,885,700 +$34,963,782 $8.37 136
2015 Q4 80,737,699 $637,303,477 +$24,889,046 $7.90 135
2015 Q3 77,956,651 $663,456,879 +$8,348,757 $8.51 133
2015 Q2 75,365,475 $931,866,377 +$79,467,453 $12.36 148
2015 Q1 69,076,442 $820,155,731 +$131,278,601 $11.88 150
2014 Q4 58,191,345 $657,365,058 +$32,244,586 $11.30 141
2014 Q3 54,032,117 $474,374,009 -$6,586,424 $8.78 130
2014 Q2 55,903,603 $407,356,590 +$22,520,801 $7.29 118
2014 Q1 53,242,697 $268,349,685 +$10,691,858 $5.04 102