MARINO, STRAM & ASSOCIATES LLC - IMMUNOGEN INC ownership

IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 202 filers reported holding IMMUNOGEN INC in Q4 2017. The put-call ratio across all filers is 0.60 and the average weighting 0.0%.

Quarter-by-quarter ownership
MARINO, STRAM & ASSOCIATES LLC ownership history of IMMUNOGEN INC
ValueSharesWeighting
Q4 2017$1,0001000.00%
Other shareholders
IMMUNOGEN INC shareholders Q4 2017
NameSharesValueWeighting ↓
TWIN FOCUS CAPITAL PARTNERS, LLC 140,000$2,090,0002.48%
BB BIOTECH AG 3,165,816$47,266,0002.44%
SECTORAL ASSET MANAGEMENT INC 3,623,786$54,103,0002.22%
Lumbard & Kellner, LLC 81,225$1,192,0001.02%
Artal Group S.A. 1,300,000$19,409,0000.70%
SAN FRANCISCO SENTRY INVESTMENT GROUP (CA) 100,000$1,493,0000.48%
Rhenman & Partners Asset Management AB 73,702$1,100,0000.33%
PINNACLE ASSOCIATES LTD 883,647$13,193,0000.26%
FIRST TRUST ADVISORS LP 3,608,918$53,881,0000.24%
Granahan Investment Management 540,641$8,072,0000.22%
View complete list of IMMUNOGEN INC shareholders