BlackRock Investment Management, LLC - IMMUNOGEN INC ownership

IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 143 filers reported holding IMMUNOGEN INC in Q2 2015. The put-call ratio across all filers is 0.58 and the average weighting 0.1%.

Quarter-by-quarter ownership
BlackRock Investment Management, LLC ownership history of IMMUNOGEN INC
ValueSharesWeighting
Q4 2016$654,000
-23.1%
320,809
+1.0%
0.00%0.0%
Q3 2016$851,000
-13.2%
317,487
-0.2%
0.00%0.0%
Q2 2016$980,000
-62.2%
318,234
+4.6%
0.00%
-66.7%
Q1 2016$2,591,000
-33.6%
304,129
+5.8%
0.00%
-40.0%
Q4 2015$3,901,000
+42.2%
287,491
+0.6%
0.01%
+25.0%
Q3 2015$2,744,000
-34.7%
285,854
-2.1%
0.00%
-20.0%
Q2 2015$4,199,000
+98.7%
292,035
+23.7%
0.01%
+66.7%
Q1 2015$2,113,000
+47.9%
236,137
+0.8%
0.00%
+50.0%
Q4 2014$1,429,000
-42.9%
234,286
-0.8%
0.00%
-33.3%
Q3 2014$2,502,000
-10.1%
236,217
+0.6%
0.00%
-25.0%
Q2 2014$2,782,000
-24.4%
234,797
-4.7%
0.00%
-20.0%
Q1 2014$3,680,000
+2.3%
246,462
+0.5%
0.01%0.0%
Q4 2013$3,597,000
-15.8%
245,199
-2.3%
0.01%
-28.6%
Q3 2013$4,271,000
+7.1%
250,923
+4.4%
0.01%0.0%
Q2 2013$3,988,000240,3780.01%
Other shareholders
IMMUNOGEN INC shareholders Q2 2015
NameSharesValueWeighting ↓
QVT Financial LP 1,375,900$6,329,0001.08%
Redmile Group, LLC 12,006,979$55,232,0001.02%
Birchview Capital, LP 190,000$874,0000.53%
Fernwood Investment Management, LLC 179,340$825,0000.41%
HealthCor Management, L.P. 1,200,000$5,520,0000.23%
Grace Capital 49,500$228,0000.20%
TWIN FOCUS CAPITAL PARTNERS, LLC 104,068$479,0000.19%
Virtus ETF Advisers LLC 79,795$367,0000.17%
PINNACLE ASSOCIATES LTD 1,087,034$5,000,0000.12%
HUSSMAN STRATEGIC ADVISORS, INC. 100,000$460,0000.12%
View complete list of IMMUNOGEN INC shareholders