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  • Insider Ownership

Insider Trading & Ownership of Anna Berkenblit

Location
Waltham, MA
Summary
The estimated net worth of Anna Berkenblit is at least $3,377,033 dollars as of 15 May 2025. Anna Berkenblit is the SVP & CHIEF MEDICAL OFFICER of ImmunoGen, Inc. and owns shares of ImmunoGen, Inc. stock worth about $3.38M.
Signature
/s/Charles Williams, Attorney-in-Fact for Anna Berkenblit
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Quick Takeaways

  • Anna Berkenblit has 2 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $3,377,033.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: ImmunoGen, Inc. ($3,377,033).
  • Past-year value change for that position: .

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Official SEC Source

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of Anna Berkenblit

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
IMGN ImmunoGen, Inc. Svp & Chief Medical Officer $3,377,033 30 Jun 2023
SRZN, SRZNW Surrozen, Inc./DE Director 14 May 2025

Insider Transactions Reported by Anna Berkenblit:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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