Investor · Chicago, IL

William S. Gilboy

Open William in the network graph →

Filings

27

SEC Form D

Connections

45

co-filers

Capital

$345.9M

across filings

Active

Jun 2016

to Mar 2025

Most-connected co-filers (45)

Michael S. Newlander · Chicago, IL24 shared Jason R. Gilboy · Chicago, IL24 shared Gll Investors LLC · Chicago, IL22 shared Jason H. Geminn · Edwardsville, IL22 shared Bryan J. Heinrichs · Breese, IL22 shared Chris D. Hoeger · Davenport, IA22 shared Dan W. Duitscher · Rolfe, IA22 shared Douglas R. Carroll · Carlinville, IL22 shared Don J. Berlage · Elizabeth, IL22 shared Costa Littas · NEWPORT BEACH, CA11 shared J. D. Kelsey · Old Lyme, CT11 shared Charles J. Fitgerald · BOSTON, MA11 shared Alexander Klabin · New York, NY11 shared Lawrence M. Blatt · South San Francisco, CA11 shared Masahiko L. Yamaguchi · Central, Hong Kong, Israel11 shared Wayne Ross · Grand Cayman, Cayman Islands11 shared Scott Rehr · Leola, PA5 shared Daniel W. Moyer · Leola, PA5 shared Richard W. Keller · Leola, PA5 shared Richard Juliano · Leola, PA5 shared Joseph E. Besecker · Leola, PA5 shared Napier Park Global Capital (US) LP · New York, NY3 shared Seymour G. Siegel · New York, NY3 shared David J. Buonanno · Margate City, NJ3 shared

Recent filings (27)

GLL Health Sciences Fund LtdMar 2025 · 14 co-filers GLL Health Sciences Fund LLCMar 2025 · 11 co-filers GLL Health Sciences Fund LtdMar 2024 · 14 co-filers GLL Health Sciences Fund LLCMar 2024 · 11 co-filers GLL Health Sciences Fund LtdMar 2023 · 14 co-filers GLL Health Sciences Fund LLCMar 2023 · 11 co-filers GLL Health Sciences Fund LtdMar 2022 · 14 co-filers GLL Health Sciences Fund LLCMar 2022 · 11 co-filers GLL Health Sciences Fund LtdMar 2021 · 14 co-filers GLL Health Sciences Fund LLCMar 2021 · 11 co-filers GLL Health Sciences Fund LLCMar 2020 · 11 co-filers GLL Health Sciences Fund LtdMar 2020 · 14 co-filers GLL Health Sciences Fund LLCMar 2020 · 11 co-filers GLL Health Sciences Fund LtdMar 2020 · 14 co-filers GLL Health Sciences Fund LtdMar 2019 · 14 co-filers GLL Health Sciences Fund LLCMar 2019 · 11 co-filers GLL Health Sciences Fund LLCMar 2019 · 11 co-filers GLL Health Sciences Fund LtdMar 2019 · 14 co-filers GLL Health Sciences Fund LtdMar 2018 · 14 co-filers GLL Health Sciences Fund LLCMar 2018 · 11 co-filers Emerald Direct Lending Institutional Series Fund, L.P.Jun 2017 · 20 co-filers Emerald Direct Lending Institutional Offshore Fund, Ltd.Jun 2017 · 17 co-filers GLL Health Sciences Fund LLCMar 2017 · 11 co-filers GLL Health Sciences Fund LtdMar 2017 · 14 co-filers Emerald Direct Lending Institutional Offshore Fund, Ltd.Jun 2016 · 17 co-filers

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