InsidersTradesSigma
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Explore the full record of transactions filed by Lambert John. Director active across 1 company, notably IMMUNOGEN INC. In total, 4 filings have been recorded. Split: 0 buy · 2 sells. Regulator: SEC (Form 4). All data is accessible without signup.
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4 of 4 declarations
LAMBERT JOHN is a declarant linked to IMMUNOGEN INC, where he is Executive Vice President. He has 4 filings in total, and the 4 sampled filings run from 2016-01-04 to 2016-02-01. The most frequent transaction type in this recent sample is Levée d'options.