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
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2016 | $0 | – | 40 | 0.0% | 0.00% | – |
| Q2 2016 | $0 | – | 40 | 0.0% | 0.00% | – |
| Q1 2016 | $0 | -100.0% | 40 | 0.0% | 0.00% | – |
| Q4 2015 | $1,000 | – | 40 | 0.0% | 0.00% | – |
| Q3 2015 | $0 | -100.0% | 40 | 0.0% | 0.00% | – |
| Q2 2015 | $1,000 | – | 40 | 0.0% | 0.00% | – |
| Q1 2015 | $0 | – | 40 | 0.0% | 0.00% | – |
| Q4 2014 | $0 | – | 40 | 0.0% | 0.00% | – |
| Q3 2014 | $0 | – | 40 | 0.0% | 0.00% | – |
| Q2 2014 | $0 | -100.0% | 40 | 0.0% | 0.00% | – |
| Q1 2014 | $1,000 | 0.0% | 40 | 0.0% | 0.00% | – |
| Q4 2013 | $1,000 | -99.1% | 40 | -99.4% | 0.00% | -100.0% |
| Q3 2013 | $106,000 | +21.8% | 6,215 | +19.2% | 0.02% | +14.3% |
| Q2 2013 | $87,000 | – | 5,215 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TWIN FOCUS CAPITAL PARTNERS, LLC | 140,000 | $2,090,000 | 2.48% |
| BB BIOTECH AG | 3,165,816 | $47,266,000 | 2.44% |
| SECTORAL ASSET MANAGEMENT INC | 3,623,786 | $54,103,000 | 2.22% |
| Lumbard & Kellner, LLC | 81,225 | $1,192,000 | 1.02% |
| Artal Group S.A. | 1,300,000 | $19,409,000 | 0.70% |
| SAN FRANCISCO SENTRY INVESTMENT GROUP (CA) | 100,000 | $1,493,000 | 0.48% |
| Rhenman & Partners Asset Management AB | 73,702 | $1,100,000 | 0.33% |
| PINNACLE ASSOCIATES LTD | 883,647 | $13,193,000 | 0.26% |
| FIRST TRUST ADVISORS LP | 3,608,918 | $53,881,000 | 0.24% |
| Granahan Investment Management | 540,641 | $8,072,000 | 0.22% |