Investor · San Diego, CA

Ariel Feldstein, M.D

Open Ariel in the network graph →

Filings

18

SEC Form D

Connections

69

co-filers

Capital

$25.0M

across filings

Active

May 2016

to May 2025

Most-connected co-filers (69)

Bradley Bolzon, Ph.D · San Diego, CA15 shared Thomas Woiwode, Ph.D · San Francisco, CA15 shared Jeffrey Stafford, Ph.D · San Diego, CA15 shared Barbara L. Burns · New York, NY13 shared Joseph P. Landy · New York, NY13 shared James L. Ho · New York, NY13 shared Fred K. Ganning · New York, NY13 shared Clay A. Loges · San Mateo, CA13 shared Johann L. Clapp · New York, NY13 shared Adam L. Gromfin · New York, NY13 shared Martin C. Eltrich, Iii · New York, NY13 shared Jan-Eric L. Kloth · New York, NY13 shared Gregory L. Delaney · New York, NY13 shared Lawrence L. Tenebaum · New York, NY13 shared Michael L. Roberts · New York, NY13 shared Alexandre L. Mehfar · New York, NY13 shared Kirk L. Mclean · New York, NY13 shared Gijo K. Joseph · Princeton, NJ13 shared Vanessa Bartram · Tel Aviv, L313 shared Marcus O. Filipovich · Santa Monica, CA13 shared Daniel J. Epstein · SAN DIEGO, CA13 shared Renu K. Audit · Quatre Bornes, O413 shared Steven E. Decillis, Ii · New York, NY13 shared Michael G. O'Keefe · Nashville, TN13 shared

Recent filings (18)

VuEssence, Inc.May 2025 · 10 co-filers$250K 360 Holdings I Corp.Jan 2022 · 47 co-filers 360 Holdings I Corp.Jan 2022 · 47 co-filers 360 Holdings I Corp.Oct 2020 · 41 co-filers 360 Holdings I Corp.Oct 2020 · 41 co-filers 360 Holdings I Corp.Nov 2019 · 41 co-filers 360 Holdings I Corp.Jan 2019 · 38 co-filers$25.0M 360 Holdings I Corp.Nov 2018 · 38 co-filers 360 Holdings I Corp.May 2018 · 38 co-filers$228.6M VuEssence, Inc.Apr 2018 · 8 co-filers$1.5M Jecure Therapeutics, Inc.Dec 2017 · 14 co-filers$15.0M 360 Holdings I Corp.Nov 2017 · 38 co-filers 360 Holdings I Corp.Nov 2017 · 38 co-filers 360 Holdings I Corp.May 2017 · 35 co-filers 360 Holdings I Corp.Mar 2017 · 38 co-filers$72.9M Jecure Therapeutics, Inc.Feb 2017 · 14 co-filers$10.0M VuEssence, Inc.May 2016 · 2 co-filers$1.2M 360 Holdings I Corp.May 2016 · 35 co-filers

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