Investor · Stamford, CT

Simon Koster

Open Simon in the network graph →

Filings

26

SEC Form D

Connections

9

co-filers

Capital

—

across filings

Active

Jan 2026

to Jan 2026

Most-connected co-filers (9)

Mark Shifke · Stamford, CT26 shared Peter Mintzberg · Stamford, CT26 shared Edward E. Mcgee · Stamford, CT26 shared Grayscale Investments Sponsors, Llc · Stamford, CT26 shared Grayscale Securities, Llc · Stamford, CT26 shared Kathryn O'Sullivan · Luxembourg, Luxembourg25 shared Grayscale Operating, Llc · Stamford, CT22 shared Genesis Global Trading, Inc · New York, NY12 shared Grayscale Advisors, Llc · Stamford, CT4 shared

Recent filings (26)

Grayscale Zcash Trust (ZEC)Jan 2026 · 8 co-filers Grayscale Walrus Trust (WAL)Jan 2026 · 7 co-filers Grayscale Bittensor Trust (TAO)Jan 2026 · 7 co-filers Grayscale Space & Time Trust (SXT)Jan 2026 · 7 co-filers Grayscale Sui Trust (SUI)Jan 2026 · 7 co-filers Grayscale Optimism Trust (OP)Jan 2026 · 7 co-filers Grayscale Stacks Trust (STX)Jan 2026 · 6 co-filers Grayscale Pyth Trust (PYTH)Jan 2026 · 7 co-filers Grayscale Horizen Trust (ZEN)Jan 2026 · 8 co-filers Grayscale Decentraland Trust (MANA)Jan 2026 · 8 co-filers Grayscale Litecoin Trust (LTC)Jan 2026 · 8 co-filers Grayscale Lido DAO Trust (LDO)Jan 2026 · 7 co-filers Grayscale Story Trust (IP)Jan 2026 · 7 co-filers Grayscale Aave Trust (AAVE)Jan 2026 · 7 co-filers Grayscale Stellar Lumens Trust (XLM)Jan 2026 · 8 co-filers Grayscale Near Trust (NEAR)Jan 2026 · 7 co-filers Grayscale Smart Contract Fund LLCJan 2026 · 8 co-filers Grayscale Livepeer Trust (LPT)Jan 2026 · 8 co-filers Grayscale Basic Attention Token Trust (BAT)Jan 2026 · 8 co-filers Grayscale Decentralized AI Fund LLCJan 2026 · 7 co-filers Grayscale Filecoin Trust (FIL)Jan 2026 · 8 co-filers Grayscale Ethereum Classic Trust (ETC)Jan 2026 · 8 co-filers Grayscale Decentralized Finance (DeFi) Fund LLCJan 2026 · 8 co-filers Grayscale DeepBook Trust (DEEP)Jan 2026 · 7 co-filers Grayscale Bitcoin Cash Trust (BCH)Jan 2026 · 8 co-filers

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