nansen - chain street

How to Track a Crypto Whale: A Beginner’s Guide to On-Chain Sleuthing

A $4B Bitcoin-to-Ethereum rotation showed how on-chain sleuthing works in real time. From Etherscan to Nansen, tracking whale wallets has become an essential skill for investors and analysts seeking an edge in the crypto markets.

byAlex ReeveSeptember 1, 2025September 1, 2025

Markets Opinion & Analysis

Bitcoin OG Dumps Billions for Ethereum in Stunning $3.8B Pivot

One of Bitcoin’s earliest whales is unloading billions into Ethereum, sparking one of the largest asset rotations ever tracked on-chain. The wallet has already moved $3.8 billion in under two weeks—yet still holds 50,000 BTC.

byAlex ReeveSeptember 1, 2025September 1, 2025