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Navigator Medicines, Inc.

Develops antibody treatments for people with inflammatory and autoimmune diseases.

Updated Nov 9, 2026·Latest SEC filing Sep 25, 2026·Suggest an edit

About Navigator Medicines

Navigator Medicines is a private company based in San Mateo, California, incorporated in 2024 in Delaware. It has reported $59,999,998 raised in two offerings on Form D since September 2024. Its chief executive is Stephen Thomas.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Sep 18, 2026Sep 25, 2026$10,000,000of $40.0M target3$3.3MEquityRule 506(b)Form D ↗
Aug 23, 2024Sep 5, 2024$49,999,998of $99.9M target4$12.4MEquityRule 506(b)Form D ↗
Total, two offerings$59,999,998

First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.

Leadership Team

Executive officers and directors listed on Navigator Medicines's Form D filed Sep 25, 2026.

KG
Kristie Grebe
Executive officer
ST
Stephen Thomas
Co-Founder and CEO, Sera Medicine, director
Also a chief executive officer and director at Lonestar Medicines and an executive officer and promoter at Memento Medicines.
SF
Scott Forrest
Chief Financial Officer
TB
Tausif Butt
CEO and President, director
KF
Khurem Farooq
Board Chair

Earlier filings also listed William Bonificio (executive officer and promoter, last listed Sep 2024), Naveen Daryani (executive officer, last listed Sep 2024) and Andrew Levin (director, last listed Sep 2024).

Sources

  1. SECNavigator Medicines, Inc. filing history
  2. CompanyContact
  3. CompanyAbout us