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Metrics
UTXO Age
Time since a coin last moved on-chain, basis for HODL Waves
What is UTXO Age?
Block-time difference between now and a UTXO's creation. Categorized into age bands (1d, 1w, 1m, 3m, 6m, 1y, 2y, 5y+) that aggregate into HODL Waves. Old UTXOs moving = capitulation or distribution; old UTXOs staying = strong-hand conviction.
Context anchor
> 1y age = "strong hands"; < 1 month = "active traders"
Example
60% of BTC supply has UTXO age > 1 year — strongest HODL band in cycle history
Also known as
utxo agecoin ageutxo-ageage band