Investor · Cambridge, MA

Isaac C. Cheng

Open Isaac in the network graph →

Filings

23

SEC Form D

Connections

106

co-filers

Capital

$179.7M

across filings

Active

Jun 2021

to Nov 2023

Most-connected co-filers (106)

Francois C. Beaubien · Cambridge, MA16 shared Lawrence Miller · Newton, MA15 shared Chris C. Dimitropoulos · Cambridge, MA15 shared Seung Ki W. Min · New York, NY9 shared Barry G. Wohl · Cambridge, MA8 shared Dennis C. Molnar · Cambridge, MA8 shared Joseph C. Avellone · Cambridge, MA8 shared Francis C. Dewolf Iii · West Palm Beach, FL7 shared Seamus Lagan · West Palm Beach, FL7 shared Mark White · Minneapolis, MN7 shared Bret J. Barnes · Minneapolis, MN7 shared Trevor C. Langley · West Palm Beach, FL7 shared Paul C. Fonteyne · Cambridge, MA5 shared Robert W. Fordi · ANNAPOLIS, MD4 shared Mark Hutchinson · Natick, MA4 shared Rich Hossfeld · Natick, MA4 shared Peter Gajdos · Natick, MA4 shared David Eaglesham · Natick, MA4 shared Erin Whitelock · Salt Lake City, UT4 shared Richard H. Coles · Camana Bay, Grand Cayman, Cayman Islands4 shared Craig R. Ruckman · NEW YORK, NY4 shared Michael G. Rogers · Cambridge, MA4 shared Martin Ward · Minneapolis, MN4 shared James C. Galeota · Cambridge, MA4 shared

Recent filings (23)

Apnimed, Inc.Dec 2025 · 32 co-filers$35.0M Apnimed, Inc.Dec 2025 · 32 co-filers$35.0M FOXO TECHNOLOGIES INC.Oct 2025 · 17 co-filers$3.5M FOXO TECHNOLOGIES INC.Oct 2025 · 17 co-filers Apnimed, Inc.Oct 2025 · 32 co-filers$35.0M Apnimed, Inc.Oct 2025 · 32 co-filers$35.0M Apnimed, Inc.Sep 2025 · 32 co-filers$23.0M Apnimed, Inc.Sep 2025 · 32 co-filers$23.0M FOXO TECHNOLOGIES INC.Jun 2025 · 14 co-filers$1.6M FOXO TECHNOLOGIES INC.Jun 2025 · 17 co-filers$550K FOXO TECHNOLOGIES INC.May 2025 · 17 co-filers$550K FOXO TECHNOLOGIES INC.Apr 2025 · 17 co-filers$275K Apnimed, Inc.Apr 2025 · 29 co-filers$16.5M Apnimed, Inc.Apr 2025 · 29 co-filers$16.5M FOXO TECHNOLOGIES INC.Apr 2025 · 17 co-filers$325K Circle Oak Acquisitions Fund I, LPJan 2024 · 8 co-filers Apnimed, Inc.Nov 2023 · 24 co-filers$37.5M HighFive Healthcare TopCo, LLCJun 2023 · 17 co-filers$53.0M HighFive Healthcare TopCo, LLCJun 2023 · 17 co-filers$47.7M Circle Oak Acquisitions Fund I, LPJun 2023 · 8 co-filers Apnimed, Inc.Dec 2022 · 25 co-filers$79.7M Apnimed, Inc.Nov 2022 · 28 co-filers$62.5M Apnimed, Inc.May 2022 · 26 co-filers$62.5M LIGHT & MOTION INDUSTRIESSep 2021 · 20 co-filers$1.5M Link Brokerages Inc.Jun 2021 · 11 co-filers$28K

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