Investor · Miami, FL

Walter B. Schmidt

Open Walter in the network graph →

Filings

6

SEC Form D

Connections

13

co-filers

Capital

$25.2M

across filings

Active

Jun 2022

to Feb 2026

Most-connected co-filers (13)

Agustin B. Fernandez Santana Iii · Miami, FL6 shared Jeffrey B. Madden · Miami, FL6 shared Frank B. Mattner · Miami, FL4 shared Daniel Abrams · New York, NY3 shared Omar J. Ishrak · NATICK, MA3 shared Nicholas D. Lewin · NATICK, MA3 shared David B. Buchsbaum · Miami, FL3 shared Kevin Kreisler · VIRGINIA CITY, NV3 shared Olivier P. Jarry · Grasonville, MD2 shared James B. O'Neill · Miami, FL1 shared James P. O'Neill · Naples, FL1 shared Petr Sramek · Boston, MA1 shared J. Bravo · Miami, FL1 shared

Recent filings (6)

Klothea Bio, Inc.Feb 2026 · 4 co-filers$11.1M ADvantage Therapeutics, Inc.Jul 2025 · 8 co-filers$25.4M Klothea Bio, Inc.Oct 2024 · 4 co-filers$11.1M ADvantage Therapeutics, Inc.Jul 2023 · 10 co-filers$25.4M ADvantage Therapeutics, Inc.Jun 2022 · 8 co-filers$7.5M ADvantage Therapeutics, Inc.Jun 2021 · 7 co-filers$10.0M ADvantage Therapeutics, Inc.Jun 2021 · 7 co-filers$10.0M

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Walter in the interactive graph →