Investor · Santa Fe, NM

Brian J. Mcmahon

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Filings

21

SEC Form D

Connections

122

co-filers

Capital

$125.2M

across filings

Active

Feb 2014

to Feb 2025

Most-connected co-filers (122)

Garrett J. Thornburg · Santa Fe, NM16 shared Owen Van Essen · Santa Fe, NM12 shared Jason Brady · SANTA FE, NM12 shared Sally Corning · ALBUQUERQUE, NM12 shared James Weyhrauch · Santa Fe, NM12 shared Susan Dubin · Santa Fe, NM11 shared Patrick Talamantes · SANTA FE, NM10 shared Hancock Park Capital III, L.P · Houston, TX7 shared Giulia M. Stellari · Port Jefferson, NY7 shared David Gardner · Santa Fe, NM7 shared Steven D. Ruchefsky · Long Beach, CA5 shared Stephen P. Schuler · Chicago, IL5 shared Steven Mickelsen · San Francisco, CA4 shared Matthew C. Schultze · Chicago, IL4 shared Sumit Kapur · San Francisco, CA4 shared Orange River Partners GP LLC · New York, NY4 shared Steve Mcdougal · San Francisco, CA4 shared Brad Webre · San Diego, CA4 shared Andy Vutam · San Diego, CA4 shared Dennis Condon · San Diego, CA4 shared Brian Pilcher · San Diego, CA4 shared Patricia Altavilla · San Diego, CA4 shared Denis Murphy · Dublin, Ireland4 shared Joystick Ventures, LLC · Sherman Oaks, CA4 shared

Recent filings (21)

THORNBURG INVESTMENT TRUSTFeb 2025 · 24 co-filers THORNBURG INVESTMENT TRUSTFeb 2024 · 27 co-filers Aldine Capital Fund IV, L.P.Jul 2023 · 12 co-filers THORNBURG INVESTMENT TRUSTFeb 2023 · 26 co-filers Aldine Capital Fund IV, L.P.Jul 2022 · 12 co-filers THORNBURG INVESTMENT TRUSTFeb 2022 · 26 co-filers THORNBURG INVESTMENT TRUSTFeb 2021 · 24 co-filers THORNBURG INVESTMENT TRUSTFeb 2020 · 28 co-filers THORNBURG INVESTMENT TRUSTFeb 2019 · 25 co-filers Aldine Capital Fund III, L.P.Oct 2018 · 11 co-filers Black Stone Minerals, L.P.Oct 2018 · 50 co-filers$130K Black Stone Minerals, L.P.Aug 2017 · 33 co-filers$3.5M Black Stone Minerals, L.P.Aug 2017 · 33 co-filers$54.7M Black Stone Minerals, L.P.Jul 2017 · 33 co-filers$45.0M Thornburg Partners Fund LPFeb 2016 · 7 co-filers$500.0M THORNBURG INVESTMENT TRUSTAug 2015 · 15 co-filers THORNBURG INVESTMENT TRUSTAug 2015 · 15 co-filers Thornburg Partners Fund LPFeb 2015 · 7 co-filers$500.0M KINESTRAL TECHNOLOGIES, INC.Feb 2014 · 9 co-filers$7.1M KINESTRAL TECHNOLOGIES, INC.Feb 2014 · 9 co-filers$4.0M Thornburg Partners Fund LPFeb 2014 · 7 co-filers$500.0M Thornburg Growth Partners LPMar 2009 · 4 co-filers$500.0M

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