Investor · New York, NY

A.R.T. Equity Holdings, Llc

Open A.R.T. in the network graph →

Filings

13

SEC Form D

Connections

17

co-filers

Capital

—

across filings

Active

Aug 2013

to Sep 2025

Most-connected co-filers (17)

A.R.T. Equity Holdings, Llc · New York, NY13 shared D. A.R.T. Advisors, Llc · New York, NY11 shared Benjamin D. Pierson · New York, NY10 shared Aaron Sosnick · New York, NY10 shared D. A.R.T. Advisors, Llc · New York, NY8 shared A.R.T. Equity Holdings, Llc · New York, NY8 shared James Boomgard · Bethesda, MD6 shared Mark R. Thresher · Columbus, OH6 shared Gail Steinel · Bethesda, MD6 shared Clark J. Ervin · Bethesda, MD6 shared Joseph S. Hohm · Redondo Beach, CA4 shared Meenakshi Ambardar · Grand Duchy of Luxembourg, Luxembourg4 shared Charles A. Thomas · George Town, Cayman Islands4 shared Erez Kaminski · Somerville, MA4 shared Mark S. Blumenkranz · Watertown, MA2 shared David Guyer · Cambridge, MA2 shared John S. Lee · New York, NY1 shared

Recent filings (13)

A.R.T. International Investors (USA) LLCSep 2025 · 9 co-filers A.R.T. International Investors (USA) LLCSep 2024 · 10 co-filers A.R.T. International Investors (USA) LLCSep 2023 · 10 co-filers A.R.T. International Investors (USA) LLCSep 2022 · 10 co-filers A.R.T. International Investors (USA) LLCSep 2021 · 10 co-filers A.R.T. International Investors (USA) LLCSep 2020 · 10 co-filers A.R.T. International Investors (USA) LLCSep 2019 · 6 co-filers A.R.T. International Investors (USA) LLCSep 2018 · 6 co-filers A.R.T. International Investors (USA) LLCSep 2017 · 6 co-filers A.R.T. International Investors (USA) LLCSep 2016 · 10 co-filers A.R.T. International Investors (USA) LLCSep 2015 · 10 co-filers A.R.T. International Investors (USA) LLCSep 2014 · 5 co-filers A.R.T. International Investors (USA) LLCAug 2013 · 5 co-filers

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