Form4insider filings, from the source

SEC Form 4 · accession 0001179110-15-014353

IMMUNOGEN INC · IMGN

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

Reporting owner
John Lambert
Officer — Executive Vice President
Period of report
Nov 2, 2015
Accepted (ET)
Nov 3, 2015 · 12:00 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000855654

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF2Nov 2, 2015M3,889$3.19A110,746D
Common StockF1Nov 2, 2015S3,889$11.7323D106,857D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock Option (right to buy)F3$3.19Nov 2, 2015M3,889DJun 8, 2007Jun 8, 2016Common Stock3,88915,556D

Explanation of responses