Investor · VANCOUVER, British Columbia, Canada

Robert A. Sibthorpe

Open Robert in the network graph →

Filings

14

SEC Form D

Connections

47

co-filers

Capital

$73K

across filings

Active

Jun 2014

to Feb 2016

Most-connected co-filers (47)

Allan B. Fabbro · Winnipeg, Manitoba, Canada8 shared Wayne G. Moorhouse · VANCOUVER, British Columbia, Canada7 shared Richard Mazur · Toronto, Ontario, Canada5 shared Cameron A. Lester · Denver, CO5 shared Jeffrey T. Webber · San Mateo, CA5 shared Aperios Partners Investment Management LLP · London, United Kingdom5 shared Conny Kullman · Grand Cayman, Cayman Islands4 shared Gordon Eichhorst · London, United Kingdom4 shared Matthew A. Mackenzie · VANCOUVER, British Columbia, Canada4 shared Robert E. Sherwood · St. Louis, MO4 shared Steven A. Foster · Denver, CO4 shared Aperios Partners Cayman LP · Grand Cayman, Cayman Islands4 shared John Siska · Grand Cayman, Cayman Islands4 shared Karen Richardson · Denver, CO3 shared Aperios Partners General Partner (Cayman) Limited · Grand Cayman, Cayman Islands3 shared Robert A. Claassen · Palo Alto, CA2 shared Joseph P. Ciapciak · St. Louis, MO2 shared James D. Rivard · Spokane, WA2 shared Rusty Martin · Oklahoma City, OK2 shared Cal Major · Oklahoma City, OK2 shared Karl D. Andersson · Bellingham, WA2 shared Brent W. Batts · Chicago, IL2 shared Laura Del Prato · Merrimack, NH2 shared Brett Richards · St. Albans, Hertfordshire, United Kingdom2 shared

Recent filings (14)

MIDNIGHT SUN MINING CORP.Nov 2025 · 18 co-filers$2.7M MIDNIGHT SUN MINING CORP.Nov 2025 · 18 co-filers$2.7M MIDNIGHT SUN MINING CORP.Jul 2021 · 13 co-filers$385K MIDNIGHT SUN MINING CORP.Jul 2021 · 13 co-filers$385K MIDNIGHT SUN MINING CORP.Feb 2016 · 12 co-filers$27K Aperios Emerging Connectivity Fund, L.P.Jan 2016 · 7 co-filers Aperios Emerging Connectivity Fund LtdNov 2015 · 10 co-filers Aperios Emerging Connectivity Fund, L.P.Jan 2015 · 12 co-filers SUNWIND ENERGY GROUP LLLPDec 2014 · 6 co-filers$10.8M Aperios Emerging Connectivity Fund, L.P.Dec 2014 · 12 co-filers Aperios Emerging Connectivity Fund LtdNov 2014 · 11 co-filers MIDNIGHT SUN MINING CORP.Nov 2014 · 14 co-filers$185K SUNWIND ENERGY GROUP LLLPJun 2014 · 3 co-filers$10.1M MIDNIGHT SUN MINING CORP.Dec 2013 · 6 co-filers$185K OROMIN EXPLORATIONS LTDJul 2009 · 9 co-filers$1.7M KLONDEX MINES LTDApr 2009 · 9 co-filers$116K

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