Investor · Dallas, TX

Geoffrey Walker, M.D

Open Geoffrey in the network graph →

Filings

49

SEC Form D

Connections

127

co-filers

Capital

$7.4M

across filings

Active

Nov 2017

to Aug 2025

Most-connected co-filers (127)

Steven M. Gieser, M.D · Dallas, TX27 shared Anupkumar M. Shetty, M.D · Dallas, TX17 shared Joris M. Schuller, Jr., M.D · Dallas, TX14 shared Grant Van Rooyen · DENVER, CO13 shared Lee P. Koffler · Berkeley, CA13 shared Faye P. Mcgrath · Berkeley, CA13 shared Voleon Capital Management Lp · Berkeley, CA13 shared Michael Kharitonov · Berkeley, CA13 shared Jeremy I. Rosenblatt · Berkeley, CA13 shared Nir Dror · Petach Tikva, L313 shared Jon D. Mcauliffe · Berkeley, CA13 shared Voleon Capital Management Lp · Berkeley, CA13 shared Stephen Levey · HERZLIYA PITUACH, L313 shared Itzhak Krinsky · Petach Tikva, L313 shared Scott Schwindaman · Wichita, KS13 shared Kairos Health Capital Management, LLC · New York, NY13 shared Voleon Capital Management Lp · Berkeley, CA13 shared Tim Johnson · Wichita, KS13 shared Eric Scharaga · DOVER, DE13 shared Dave Renner · Santa Clara, CA13 shared Alexander M. Liang, M.D · Dallas, TX11 shared Ian Isaacs · Oakland, CA9 shared Hitoshi S. Masuya · Gibraltar, J19 shared Jeffry Weinhuff · Copley, OH9 shared

Recent filings (49)

North Texas Renal Management VIII, LLCAug 2025 · 9 co-filers$204K North Texas Renal Management VIII, LLCAug 2025 · 9 co-filers$204K North Texas Renal Management VI, LLCJan 2025 · 9 co-filers$867K North Texas Renal Management VI, LLCJan 2025 · 9 co-filers$867K North Texas Renal Management V, LLCJan 2025 · 12 co-filers$2.0M North Texas Renal Management V, LLCJan 2025 · 12 co-filers$2.0M First Floor US Housing Fund II LLCAug 2024 · 9 co-filers$25.0M Torus Composition Fund LPMay 2024 · 22 co-filers Voleon Investors Fund LPMay 2024 · 28 co-filers VOLEON INSTITUTIONAL STRATEGIES FUND LPMay 2024 · 28 co-filers Voleon Composition Domestic Fund, LPMay 2024 · 22 co-filers Voleon Composition International Fund, Ltd.May 2024 · 28 co-filers North Texas Renal Management XII, LLCApr 2024 · 9 co-filers$1.6M North Texas Renal Management XII, LLCApr 2024 · 9 co-filers$1.6M Fresenius Medical Care South McKinney, LLCApr 2024 · 13 co-filers$1.0M Fresenius Medical Care South McKinney, LLCApr 2024 · 13 co-filers$1.0M First Floor US Housing Fund II LLCJan 2024 · 9 co-filers$50.0M North Texas Renal Management II LLCJan 2024 · 9 co-filers$653K North Texas Renal Management, LLCJan 2024 · 9 co-filers$7.1M North Texas Renal Management V, LLCJan 2024 · 12 co-filers$2.0M North Texas Renal Management V, LLCJan 2024 · 12 co-filers$2.0M North Texas Renal Management II LLCJan 2024 · 9 co-filers$653K North Texas Renal Management, LLCJan 2024 · 9 co-filers$7.1M Torus Composition Fund LPSep 2023 · 22 co-filers Voleon Investors Fund LPAug 2023 · 28 co-filers

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