Investor · Toronto, Ontario, Canada

Stephen R. Altmann

Open Stephen in the network graph →

Filings

5

SEC Form D

Connections

40

co-filers

Capital

$20K

across filings

Active

Jun 2021

to Jun 2021

Most-connected co-filers (40)

Talal L. Chehab · Markham, Ontario, Canada1 shared John H. Mcintyre · San Diego, CA1 shared Howard Stevenson · CAMBRIDGE, MA1 shared Matt H. Dickerson · San Diego, CA1 shared Timothy B. Walsh · San Diego, CA1 shared Eric B. Vanderhye · San Diego, CA1 shared Vahan Kololian · St. Helier, Y91 shared Gordon Wylie · St. Helier, Y91 shared Douglas Tobler · Centennial, CO1 shared Bill Abel · St. Helier, Y91 shared Christopher Park · Vancouver, British Columbia, Canada1 shared Terrence J. Kepner · Somers Point, NJ1 shared Garry N. Tan · San Francisco, CA1 shared Thad Bydlon · Dallas, TX1 shared Erik De Vries · Dallas, TX1 shared Jeffrey Koch · Long Lake, MN1 shared Michael M. Calyniuk · Vancouver, British Columbia, Canada1 shared Alexis N. Ohanian · Jupiter, FL1 shared Alexander Morrison · Vancouver, British Columbia, Canada1 shared Mark Platt · Philadelphia, PA1 shared Tom Setterfield · Toronto, Ontario, Canada1 shared Ken Brook · Toronto, Ontario, Canada1 shared James Polson · Toronto, Ontario, Canada1 shared Rick Winters · Toronto, Ontario, Canada1 shared

Recent filings (5)

Cambria Gold Mines Inc.Mar 2026 · 6 co-filers$19.5M Mundoro Capital IncJan 2026 · 5 co-filers$336K Avidian Gold Corp.Jun 2021 · 17 co-filers$2.4M Avidian Gold Corp.Jun 2021 · 17 co-filers$2.4M LYDIAN INTERNATIONAL LTDJun 2016 · 18 co-filers$55.0M LYDIAN INTERNATIONAL LTDJun 2016 · 18 co-filers$55.0M ECU SILVER MINING INCDec 2009 · 7 co-filers$4.0M

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