Investor · San Mateo, CA

Charles E. Johnson

Open Charles in the network graph →

Filings

55

SEC Form D

Connections

125

co-filers

Capital

$83.4M

across filings

Active

Jun 2013

to Mar 2022

Most-connected co-filers (125)

Jon Q. Reynolds, Jr · Palo Alto, CA37 shared Sandeep Bhanote · Princeton, NJ29 shared David Scopelliti · Stamford, CT29 shared James M. Hall · New York, NY28 shared Benjamin S. Appen · New York, NY28 shared Magnitude Capital, Llc · New York, NY27 shared Magnitude Capital, Llc · New York, NY27 shared Kenneth F. Bernstein · New York, NY26 shared Jay Fields · Houston, TX26 shared Magnitude Capital, Llc · New York, NY21 shared Andrew H. Messinger · New York, NY20 shared Georgia N. Prinsloo · Grand Cayman, Cayman Islands14 shared Patrick W. Agemian · George Town, Grand Cayman, Cayman Islands13 shared Magnitude Management, LLC · New York, NY8 shared Magnitude Capital, LLC · New York, NY8 shared Patrick J. Gallagher · Westport, CT8 shared David Yarnell · Darien, CT8 shared Mts Ltd · Grand Cayman, Cayman Islands6 shared Mts Ltd · Grand Cayman, Cayman Islands6 shared Kevin E. Gregory · New York, NY5 shared Rafael Castilla · Ann Arbor, MI5 shared Magnitude General Partner, Llc · New York, NY4 shared Magnitude General Partner, Llc · New York, NY4 shared Yair Kochav · TEL AVIV, L33 shared

Recent filings (55)

Magnitude Institutional, Ltd.Aug 2025 · 15 co-filers Magnitude U.S. PartnersAug 2025 · 13 co-filers Magnitude InternationalAug 2025 · 13 co-filers Phoenix MAG, Ltd.Aug 2025 · 15 co-filers Magnitude Lucida, Ltd.May 2025 · 15 co-filers Magnitude InternationalAug 2024 · 13 co-filers Magnitude U.S. PartnersAug 2024 · 13 co-filers Magnitude Private Partners, L.P.Aug 2024 · 13 co-filers Magnitude Institutional, Ltd.Aug 2024 · 15 co-filers Phoenix MAG, Ltd.Aug 2024 · 15 co-filers Magnitude InternationalNov 2023 · 13 co-filers Magnitude U.S. PartnersNov 2023 · 13 co-filers Magnitude U.S. PartnersAug 2023 · 13 co-filers Magnitude Institutional, Ltd.Aug 2023 · 15 co-filers Magnitude InternationalAug 2023 · 13 co-filers Magnitude Private Partners, L.P.Aug 2023 · 13 co-filers Phoenix MAG, Ltd.Aug 2023 · 15 co-filers Magnitude Private Partners, L.P.Aug 2022 · 9 co-filers Phoenix MAG, Ltd.Aug 2022 · 13 co-filers TANO INVESTMENT OPPORTUNITIES FUNDMar 2022 · 2 co-filers Magnitude Private Partners, L.P.Aug 2021 · 9 co-filers Phoenix MAG, Ltd.Aug 2021 · 15 co-filers TANO INVESTMENT OPPORTUNITIES FUNDOct 2020 · 2 co-filers TANO INVESTMENT OPPORTUNITIES FUNDAug 2020 · 2 co-filers Magnitude Private Partners, L.P.Aug 2020 · 9 co-filers

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