Investor · Owasso, OK

Brian Duck

Open Brian in the network graph →

Filings

39

SEC Form D

Connections

122

co-filers

Capital

$6.5M

across filings

Active

Jul 2018

to Aug 2025

Most-connected co-filers (122)

Braden Cheek · Owasso, OK27 shared Joel Thompson · Owasso, OK13 shared Leah Schwartz · New York, NY12 shared Graycliff Capital Development, LLC · GREENVILLE, SC12 shared Serenity Capital LLC · Wilmington, DE12 shared Melanie Travis · New York, NY12 shared Sean M. Moore · Westborough, MA12 shared Duane E. Hill · Radnor, PA12 shared Walter F. Garger · Wayne, PA12 shared Steven T. Romick · El Segundo, CA10 shared T. First Pacific Advisors, Lp · Los Angeles, CA10 shared Mark R. Landecker · Los Angeles, CA10 shared T. First Pacific Advisors, Lp · Los Angeles, CA10 shared Brian A. Selmo · Los Angeles, CA10 shared James R. Atwood · Los Angeles, CA10 shared T. First Pacific Advisors, Lp · Los Angeles, CA10 shared Nicholas K. Fortson · Southington, CT7 shared Hanna E. Duer · Luxembourg, Luxembourg7 shared Bennett J. Yankowitz · Murrieta, CA7 shared Nigel Morris · ALEXANDRIA, VA7 shared William Cilluffo · ALEXANDRIA, VA7 shared Gert J. Funk · Las Vegas, NV7 shared David E. Binswanger · Dallas, TX7 shared Frank Rotman · San Francisco, CA7 shared

Recent filings (39)

QED KN Holdings, LLCAug 2025 · 10 co-filers$1.1M Criterion Princeton, LLCMay 2023 · 7 co-filers$2.9M Criterion Princeton, LLCMay 2023 · 7 co-filers$2.9M QED Growth Fund II, LPApr 2023 · 10 co-filers$250.0M QED Fund VIII, LPApr 2023 · 11 co-filers$600.0M FPA Select Fund, L.P.Apr 2023 · 14 co-filers FPA Select Maple Fund, L.P.Apr 2023 · 14 co-filers Criterion Owasso Gym, LLCJan 2023 · 8 co-filers$633K Criterion RP Owasso II, LLCDec 2022 · 8 co-filers$1.2M Criterion RP Owasso, LLCAug 2022 · 8 co-filers$1.4M Criterion Stonewood Village, LLCJun 2022 · 8 co-filers$1.9M FPA Select Fund, L.P.Apr 2022 · 14 co-filers FPA Select Maple Fund, L.P.Apr 2022 · 14 co-filers Criterion St. Louis Retail Fund I, LLCApr 2022 · 8 co-filers$2.6M Roblox CorpApr 2022 · 34 co-filers$17.7M Roblox CorpApr 2022 · 34 co-filers$29.6M Plaza West Retail, LLCJan 2022 · 7 co-filers$1.8M PRECISION CASTPARTS CORPJan 2022 · 26 co-filers Roblox CorpAug 2021 · 35 co-filers$38.9M Roblox CorpAug 2021 · 35 co-filers$38.9M Criterion Building Owasso, LLCAug 2021 · 5 co-filers$1.1M QED Fund VII, LPAug 2021 · 10 co-filers$500.0M QED Growth Fund, LPAug 2021 · 10 co-filers$450.0M Criterion El Luchador Henderson, LLCJun 2021 · 5 co-filers$855K Criterion Fund KA DFW, LLCJan 2021 · 5 co-filers$895K

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