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LJ

Leon Moulder, Jr.

Director at Zai Lab. Also an executive officer and director at Zenas BioPharma.

ExecutiveDirectorPublic company
Updated Nov 9, 2026·Latest SEC filing Jun 22, 2026·Suggest an edit

About Leon Moulder, Jr.

Leon Moulder, Jr. is a director at Zai Lab.

Form D filings name Leon Moulder, Jr. as an executive officer and director at Zenas BioPharma.

Leon Moulder, Jr. reports to the SEC as a director or officer of 8 public companies, including Zenas BioPharma (ZBIO), Dianthus Therapeutics (DNTH) and Trevena (TRVN).

Leon Moulder, Jr. first appears on SEC filings in 2006.

Experience

This experience comes from SEC filings. The years are when the filings name Leon Moulder, Jr. in the role, so the role may have started earlier or lasted longer.

Zai Lab Ltd
Director
2021 – 2026 · Public company (ZLAB)
Zenas BioPharma, Inc.
Chief Executive Officer and director
2022 – 2026 · Public company (ZBIO)
Dianthus Therapeutics, Inc.
Director
2023 – 2024 · Public company (DNTH)
Trevena Inc.
Director
2014 – 2023 · Public company (TRVN)
Tesaro, Inc.
Chief Executive Officer and director
2012 – 2019 · Public company (TSRO)
Cubist Pharmaceuticals Inc.
Director
2010 – 2015 · Public company (CBST)
Abraxis BioScience, Inc.
President & CEO, director
2009 · Public company (ABII)
Mgi Pharma Inc.
President & CEO, director
2006 – 2008 · Public company (MOGN)

Key Colleagues at Startups

The people Leon Moulder, Jr. works with at each company, as listed on that company's latest Form D.

Zenas BioPharma, Inc. · Form D, May 14, 2024
PE
TK
PA
JF
Joseph Farmer
PRESIDENT and CHIEF OPERATING OFFICER
JN
Jake Nunn
Director
TX
Tim Xiao
Director
JF
Jennifer Fox
Executive officer
JB
James Boylan
Director
TF
Tanya Fischer
Executive officer
JO
John Orloff
Director
HL
Hongbo Lu
Director

Sources

  1. SECZenas BioPharma, Inc. Form D, filed May 14, 2024
  2. SECForms 3, 4 and 5 filed by Leon Moulder, Jr. (SEC filer 1228865)