10% of bitcoins haven't moved in over 10 years
According to the Glassnode service, 1.8 million BTC have not moved in over 10 years.
Among 1.8 million BTC 1 million is sleeping on creator's account and most probably rest 0.8 million bitcoin holders are waiting for next all time high price or some of them may lost their wallet access. There is lots of stories about bitcoin holder who spent their BTC for small reason or forgot their account credentials and after 10 years now they are realizing what mistakes they have done. Although its was not so easy for early bitcoin holders to get idea about its future value.
At the moment, the bitcoin supply is about 18.5 million BTC, which makes almost 10% of the mined coins inactive. Today, the total value of sleeping bitcoins exceeds $23 billion.
Most of these coins may belong to the creator of the cryptocurrency Satoshi Nakamoto, who has remained silent since 2011. It is estimated that Nakamoto owns 1 million coins that have been inactive since mining.
The amount of BTC which is belongs to creator's account its current value is 13 billion and most of us know that it will remain same until any miracle happen. We can expect rest of the amount which may get active in the future.
We can get some interesting information about Bitcoin God from here,
Bitcoin and me (Hal Finney)