Investor · Los Altos, CA

Robert S. Spiegel

Open Robert in the network graph →

Filings

9

SEC Form D

Connections

95

co-filers

Capital

$17.2M

across filings

Active

Sep 2022

to Jun 2025

Most-connected co-filers (95)

Ramtin R. Agah · Los Altos, CA9 shared Shaun R. Bagai · Los Altos, CA7 shared Una S. Ryan · Los Altos, CA6 shared Laurence J. Marton · Los Altos, CA6 shared Kirsten A. Macfarlane · Los Altos, CA5 shared Mirabilis Management Company LLC · San Jose, CA3 shared Shekhar K. Varanasi · San Jose, CA3 shared Pavitra K. Kandadai · San Jose, CA3 shared Fernweh Engaged Investor Operator Fund II GP LLC · San Jose, CA3 shared Narendra K. Santhanam · San Jose, CA3 shared Daniel K. Flynn · San Jose, CA3 shared Dean Emmerton · Narberth, PA2 shared Eric J. Voogt · Denver, CO2 shared Charles Perou · Durham, NC2 shared Myla V. Lai-Goldman · Durham, NC2 shared Michael V. Milburn · Durham, NC2 shared Peter J. Anderson · Dublin 1, Ireland2 shared Eddie Baurer · New York, NY2 shared Kevin G. Gokey · Ewing, NJ2 shared Arnold V. Levine · Durham, NC2 shared Susan G. Saideman · Ewing, NJ2 shared Michael G. Read · Ewing, NJ2 shared Richard A. Dierker · Ewing, NJ2 shared Bradlen S. Cashaw · Ewing, NJ2 shared

Recent filings (9)

Fernweh Engaged Investor Operator Fund II LPOct 2025 · 17 co-filers GeneCentric Therapeutics, Inc.Jun 2025 · 18 co-filers$5.0M CHURCH & DWIGHT CO INC /DE/May 2025 · 65 co-filers$50.0M Fernweh Engaged Investor Operator Fund II LPJul 2024 · 17 co-filers RenovoRx, Inc.Apr 2024 · 21 co-filers$15.0M RenovoRx, Inc.Apr 2024 · 21 co-filers$15.0M Fernweh Engaged Investor Operator Fund II LPFeb 2024 · 15 co-filers RenovoRx, Inc.Feb 2024 · 21 co-filers$15.0M RenovoRx, Inc.Feb 2024 · 21 co-filers$15.0M GeneCentric Therapeutics, Inc.Sep 2022 · 16 co-filers$3.5M CHURCH & DWIGHT CO INC /DE/Sep 2022 · 63 co-filers

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