Form4insider filings, from the source

SEC Form 4 · accession 0001179110-18-004419

IMMUNOGEN INC · IMGN

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
David Brannon Johnston
Officer — Chief Financial Officer
Period of report
Mar 15, 2018
Accepted (ET)
Mar 16, 2018 · 9:21 am EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000855654

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Mar 15, 2018M10,000$3.05A190,690D
Common StockF2Mar 15, 2018S10,000$11.53D180,690D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock option (right to buy)F3$3.05Mar 15, 2018M10,000DJul 18, 2017Jul 18, 2026Common stock10,000100,000D

Explanation of responses