Also 5,000 BTC isn't that much compared to what some exchanges or funds have..
Another transaction with 5,000 dormant Bitcoin from 7y ~ 10y age band
https://www.technopixel.org/10-thousand-bitcoins-awakened-after-7-years-is-selloff-coming/
This origin (~21000 BTC) is moving all their coins.
One funny detail:
transaction 0219d5bd944889a670687ffdf75e2d265b6066a355118eedd860a6aeb6f2eb32
https://explorer.viawallet.com/btc/tx/0219d5bd944889a670687ffdf75e2d265b6066a355118eedd860a6aeb6f2eb32
1 input ~5000 BTC
171 outputs, several outputs with exactly 47.98469209 BTC
