Investor · Chicago, IL
William C. Nygren
Open William in the network graph →Filings
34
SEC Form D
Connections
118
co-filers
Capital
$28.6B
across filings
Active
Sep 2011
to Sep 2025
Most-connected co-filers (118)
David G. Herro · Chicago, IL30 sharedClyde S. Mcgregor · Chicago, IL29 sharedHarris Associates L.P · Chicago, IL24 sharedMark De Souza · Chestnut Hill, MA23 sharedJames L. Mandel · Wayzata, MN23 sharedJeffrey J. Hattara · Wayzata, MN23 sharedGary Musil · NEW WESTMINSTER, British Columbia, Canada23 sharedDave Cechota · Cedar Rapids, IA23 sharedBankers American Capital Corporation · Mankato, MN23 sharedAnthony P. Coniaris · Chicago, IL23 sharedDonald M. Miller · Wayzata, MN21 sharedMichael L. Manelli · Chicago, IL21 sharedColin P. Mcfarland · Chicago, IL21 sharedDavid W. Batchelor · Wayzata, MN21 sharedDavid C. Carlson · Wayzata, MN21 sharedPatrick J. Martucci · NEW YORK, NY20 sharedTracy Henningsgard · New Rockford, ND20 sharedChristopher W. Keller · Chicago, IL20 sharedThomas W. Murray · Chicago, IL19 sharedJim Wheaton · Chapel Hill, NC19 sharedGregory Hyde · Marietta, GA19 sharedZachary D. Weber · Chicago, IL18 sharedJohn D. Kiser · Washington, Washington, D.C.18 sharedJustin D. Hance · Chicago, IL18 shared
Recent filings (34)
Oakmark Global Equity L.P.Sep 2025 · 39 co-filersOakmark International Equity L.P.Sep 2025 · 36 co-filersOakmark Global Equity L.P.Sep 2024 · 53 co-filersOakmark International Equity L.P.Sep 2024 · 53 co-filersOakmark International Equity L.P.Sep 2023 · 47 co-filersOakmark Global Equity L.P.Sep 2023 · 47 co-filersOakmark International Equity L.P.Sep 2022 · 47 co-filersOakmark Global Equity L.P.Sep 2022 · 47 co-filersOakmark Global Equity L.P.Jun 2021 · 48 co-filersOakmark International Equity L.P.Jun 2021 · 48 co-filersOakmark Global Equity L.P.Jan 2021 · 48 co-filersOakmark International Equity L.P.Jan 2021 · 48 co-filersOakmark International Equity L.P.Sep 2020 · 55 co-filersOakmark Global Equity L.P.Sep 2020 · 55 co-filersCatalytecJun 2018 · 5 co-filers$200KOakmark Global Equity L.P.Mar 2017 · 43 co-filersOakmark International Equity L.P.Mar 2017 · 43 co-filersHARRIS ASSOCIATES INTERNATIONAL VALUE LPFeb 2017 · 45 co-filersHarris Associates Global L.P.Feb 2017 · 45 co-filersHARRIS ASSOCIATES INTERNATIONAL VALUE LPFeb 2016 · 43 co-filersHarris Associates Global L.P.Feb 2016 · 43 co-filersBLUECROSS BLUESHIELD VENTURE PARTNERS III, LLCJan 2016 · 37 co-filersHarris Associates Global L.P.Feb 2015 · 36 co-filers$500.0MHARRIS ASSOCIATES INTERNATIONAL VALUE LPFeb 2015 · 36 co-filersStark Street Properties, LLCOct 2014 · 12 co-filers$500K
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See William in the interactive graph →