Depending on who you talk to the whale moved 2,000,000,000 to 6,000,000,000 usd worth of bitcoin this week after 14 years of sleep.

https://www.coindesk.com/markets/2025/07/04/bitcoin-whales-wake-up-from-14-year-slumber-to-move-over-usd2b-of-btc
https://cryptobriefing.com/ancient-bitcoin-whale-movement/

That makes the assumption that all the wallets are tied to one org / individual. That's a big assumption! The timing is suspicious though.
Some are even saying that it is Satoshi himself. After examining one of the addresses we can see that it was "allegedly" linked to an early bitcoin ponzi. See details below:

One of the addresses that just moved 10,000 BTC over this week:
https://www.blockchain.com/explorer/addresses/btc/1f1miYFQWTzdLiCBxtHHnNiW7WAWPUccr

Back in 2011 it received BTC from this address: 19HKvHqcJav38JsKywTwgLj6dGF8XBj9d (the ponzi associated address)

Ponzi tx-id:
https://www.blockchain.com/explorer/transactions/btc/94c114004992767037ada45be56ebe70550e2ae13b1bfad80007a42bd8334138



Accusation of Ponzi Association:
https://github.com/prabodhw96/Bitcoin-Ponzi/blob/master/final_aggregated_dataset.csv
https://github.com/seanconeys/Bitcoin_Ponzi_ml/