Insider Trading & Ownership of Moulder Leon O Jr.

Location: Waltham, MA
Summary: The estimated net worth of Moulder Leon O Jr. is at least $28,467,624 dollars as of 18 May 2026. Moulder Leon O Jr. is the Director of Dianthus Therapeutics, Inc. /DE/ and owns shares of Dianthus Therapeutics, Inc. /DE/ (DNTH) stock worth about $17.24M. Moulder Leon O Jr. is the Chief Executive Officer, Director of Zenas BioPharma, Inc. and owns shares of Zenas BioPharma, Inc. (ZBIO) stock worth about $9.91M. Moulder Leon O Jr. is the Director of Zai Lab Ltd and owns shares of Zai Lab Ltd (ZLAB) stock worth about $1.32M.
Signature: By: /s/ Chase Jayasekera, Attorney-in-Fact
All Insider Reports: All Insider Reports

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Key facts

Moulder Leon O Jr. has 4 issuer positions tracked on this page.
Estimated disclosed ownership value: $28,467,624.
Recent insider filing activity is available below.

Change

Largest disclosed position: Dianthus Therapeutics, Inc. /DE/ ($17,240,940).
Past-year value change for that position: .

Research use

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.