Why dump 60,000 BCH in less than 1 hour ? Was it the same …

Why dump 60,000 BCH in less than 1 hour ?
Was it the same person who moved BTC and BCH and sold the BTC via Galaxy Digital ?
On July 4, 2025, eight dormant Bitcoin wallets, each holding 10,000 BTC, moved a total of 80,000 BTC (worth approximately $8.6 billion) for the first time in 14 years. These transactions, originating from the "Satoshi era" (2011), were executed by a single entity