Investor · Boston, MA
Timothy D. Walbert
Open Timothy in the network graph →Filings
62
SEC Form D
Connections
233
co-filers
Capital
$331.2M
across filings
Active
Nov 2022
to Dec 2025
Most-connected co-filers (233)
Robert J. De Vaere · Skokie, IL45 sharedLouis C. Bock · Foster City, CA34 sharedGeorge F. Tidmarsh · San Diego, CA27 sharedStanley Shopkorn · New York, NY24 sharedJohannes T. Niederhauser · DUBLIN, Ireland24 sharedGeorges T. Gagnebin · Dublin, Ireland24 sharedPaul Ruddock · Dublin, Ireland24 sharedSteven Heinz · Dublin, Ireland24 sharedPierangelo T. Bottinelli · Dublin, Ireland23 sharedJean-Francois Formela · Cambridge, MA21 sharedHubert Birner · Cambridge, MA18 sharedPeter Johann · Cambridge, MA18 sharedCathy Caracciolo · FALLENTIMBER, PA13 sharedChris Mirabile · New York, NY13 sharedJarrod R. Fong · NEW YORK, NY13 sharedRobert J. Cousin · NEW YORK, NY13 sharedKatherine Q. Rosa · West Palm Beach, FL13 sharedRaymond D. Tedesco · ALTOONA, PA13 sharedMary Anne Papp · DOUSMAN, WI13 sharedBrendan C. Cameron · NEW YORK, NY13 sharedDavid Marks · MILWAUKEE, WI13 sharedJeffrey Lampe · CHICAGO, IL13 sharedJeffrey Bird · Palo Alto, CA11 sharedKurt F. Busek · Erie, PA11 shared
Recent filings (62)
Mirum Pharmaceuticals, Inc.Jan 2026 · 10 co-filers$68.5MOdyssey Therapeutics, Inc.Dec 2025 · 33 co-filers$214.0MOdyssey Therapeutics, Inc.Dec 2025 · 33 co-filers$214.0MADVANTEST CORPAug 2025 · 100 co-filersLatigo Biotherapeutics, Inc.Feb 2025 · 15 co-filers$150.0MLatigo Biotherapeutics, Inc.Feb 2025 · 15 co-filers$150.0MRho Impact, Inc.Feb 2025 · 5 co-filers$1.5MADVANTEST CORPSep 2024 · 97 co-filers$163.5MOdyssey Therapeutics, Inc.Aug 2024 · 24 co-filers$121.1MOdyssey Therapeutics, Inc.Aug 2024 · 24 co-filers$121.1MRho Impact, Inc.Mar 2023 · 5 co-filers$1.3MUBS Cold Storage Family Office International Investors LPNov 2022 · 23 co-filers$64.1MUBS Cold Storage Family Office Fund I LPNov 2022 · 23 co-filers$73.6MRho Impact, Inc.Nov 2022 · 5 co-filers$1.0MEgalet CorpFeb 2019 · 22 co-filers$42.2MEgalet CorpFeb 2019 · 22 co-filers$42.2MHORIZON PHARMA, INC.Dec 2013 · 15 co-filers$150.0MINRANGE SYSTEMS INCApr 2013 · 17 co-filers$9.2MINRANGE SYSTEMS INCFeb 2013 · 19 co-filers$5.0MINRANGE SYSTEMS INCDec 2012 · 19 co-filers$8.8MINRANGE SYSTEMS INCNov 2012 · 19 co-filers$1.5MINRANGE SYSTEMS INCSep 2012 · 19 co-filers$1.5MINRANGE SYSTEMS INCSep 2012 · 19 co-filers$1.5MINRANGE SYSTEMS INCJun 2012 · 19 co-filers$1.5MHORIZON PHARMA, INC.Mar 2012 · 17 co-filers$65.9M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Timothy in the interactive graph →