Investor · New York, NY
Daniel A. O'Byrne
Open Daniel in the network graph →Filings
55
SEC Form D
Connections
73
co-filers
Capital
$8.9B
across filings
Active
Mar 2013
to Mar 2024
Most-connected co-filers (73)
John E. Denneen · New York, NY43 sharedCharles M. Royce · New York, NY38 sharedVictor A. Murray · Grand Cayman, Cayman Islands38 sharedMary Choksi · Arlington, VA38 sharedCarol Grefenstette · Arlington, VA38 sharedPeter Hoglund · New York, NY24 sharedChris M. Clark · New York, NY24 sharedJack E. Fockler, Jr · New York, NY24 sharedFrancis E. Gannon · New York, NY24 sharedJohn D. Diederich · New York, NY23 sharedAlan A. Weed · CHICAGO, IL22 sharedJ. D. Foster · CHICAGO, IL22 sharedJason L. Booth · CHICAGO, IL22 sharedRichard N. Boos · Chicago, IL22 sharedGregory J. Purcell · CHICAGO, IL22 sharedRyan R. Mckenzie · Chicago, IL22 sharedDaniel S. Madden · New York, NY21 sharedMichael Duffy · Arlington, VA16 sharedHilda Ochoa-Brillembourg · Arlington, VA14 sharedW. W. George · New York, NY11 sharedTed Kang · New York, NY10 sharedThai La · Clayton, MO7 sharedRobert Enserro · Grand Cayman, Cayman Islands6 sharedVictoria L. Parry · Dublin, Ireland6 shared
Recent filings (55)
Pontoro Inc.Dec 2025 · 10 co-filers$15.0MKeiko Inc.Jun 2025 · 10 co-filers$1.7MKeiko Inc.Mar 2025 · 10 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2025 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2025 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2025 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2025 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2024 · 14 co-filersHG TITAN 2 EUR C L.P.Mar 2023 · 20 co-filersHG TITAN 2 EUR B L.P.Mar 2023 · 21 co-filersHG TITAN 2 EUR A L.P.Mar 2023 · 21 co-filersPontoro Inc.Mar 2023 · 13 co-filers$3.9MROYCE INSTITUTIONAL, LLC - MICRO-CAP PORTFOLIOMar 2023 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2023 · 14 co-filersROYCE INSTITUTIONAL, LLC - MICRO-CAP PORTFOLIOMar 2022 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2022 · 14 co-filersROYCE INSTITUTIONAL, LLC - MICRO-CAP PORTFOLIOMar 2021 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2021 · 14 co-filersROYCE INSTITUTIONAL, LLC - MICRO-CAP PORTFOLIOMar 2020 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2020 · 14 co-filersROYCE INSTITUTIONAL, LLC - MICRO-CAP PORTFOLIOMar 2019 · 14 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2019 · 14 co-filersMacrosynergy Trading Fund L.P.Mar 2019 · 7 co-filersMacrosynergy Trading Fund L.P.Mar 2018 · 7 co-filersROYCE INSTITUTIONAL, LLC - OPPORTUNITY PORTFOLIOMar 2018 · 14 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Daniel in the interactive graph →