Investor · Oakland, CA

Christopher K. Sopher

Open Christopher in the network graph →

Filings

16

SEC Form D

Connections

43

co-filers

Capital

$3.7M

across filings

Active

Sep 2018

to Sep 2025

Most-connected co-filers (43)

Shane Connor · Miamisburg, OH8 shared Huffman Prairie Fund I Gp, Llc · Miamisburg, OH8 shared Huffman Prairie Holdings, Llc · Miamisburg, OH8 shared Norma M. Kuntz · Washington, Washington, D.C.8 shared Huffman Prairie Holdings, Llc · Miamisburg, OH8 shared Huffman Prairie Fund I Gp, Llc · Miamisburg, OH8 shared Huffman Prairie Holdings, Llc · Miamisburg, OH8 shared Brian C. Porter · Des Moines, IA4 shared Matthew C. Harris · New York, NY4 shared William D. Brilliant · New York, NY4 shared David Seldin · Tampa, FL4 shared Caroline Singer · Glendale, CA4 shared Clint S. Fish · Apollo Beach, FL4 shared Bruce K. Pinchbeck · North Bay Village, FL4 shared Rebekah K. Monson · Miami, FL4 shared David Truetzel · St. Louis, MO4 shared Victoria Beasley · Palo Alto, CA4 shared Marin Saric · Palo Alto, CA4 shared Grayson Allen · Jonesboro, LA4 shared Fuquan Bilal · Clifton, NJ4 shared Aimee S. Decamillo · Lansing, MI4 shared Noah J. Coughlin · Boston, MA4 shared David C. Furbush · Traverse City, MI4 shared Hormoz Haghbin · NEW YORK, NY4 shared

Recent filings (16)

Huffman Prairie Fund I, LPSep 2025 · 7 co-filers Huffman Prairie Fund I, LPSep 2024 · 7 co-filers Huffman Prairie Fund I, LPSep 2023 · 7 co-filers Huffman Prairie Fund I, LPSep 2022 · 7 co-filers Huffman Prairie Fund I, LPOct 2021 · 7 co-filers Huffman Prairie Fund I, LPOct 2020 · 7 co-filers WhereBy.Us Enterprises, IncJan 2020 · 7 co-filers$1.5M WhereBy.Us Enterprises, IncJan 2020 · 8 co-filers$2.5M WhereBy.Us Enterprises, IncJan 2020 · 7 co-filers$275K WhereBy.Us Enterprises, IncJan 2020 · 7 co-filers$250K WhereBy.Us Enterprises, IncJan 2020 · 7 co-filers$250K Huffman Prairie Fund I, LPOct 2019 · 7 co-filers DECIPHER BIOSCIENCES, INC.Apr 2019 · 28 co-filers$25.6M GENOMEDX INC.Jan 2019 · 26 co-filers$3.2M GENOMEDX INC.Oct 2018 · 26 co-filers$7.0M Huffman Prairie Fund I, LPOct 2018 · 7 co-filers GENOMEDX INC.Sep 2018 · 16 co-filers$3.0M

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