Bitcoin Halving Countdown and History

Bitcoin Halving 2020

The Bitcoin halving of May 11, 2020 cut the block subsidy from 12.5 to 6.25 BTC per block, taking annual issuance from about 657,000 to about 328,500 BTC. Bitcoin closed that week at $8,715. The confirmed cycle bottom before it was Dec 15, 2018 at $3,185, 513 days earlier. The confirmed cycle peak after it was Nov 8, 2021 at $67,542, 546 days later.

Fact Sheet
Date
May 11, 2020
Block subsidy before
12.5 BTC
Block subsidy after
6.25 BTC
Annual issuance before
about 657,000 BTC
Annual issuance after
about 328,500 BTC
Close that week
$8,715
Confirmed bottom before
Dec 15, 2018, 513 days earlier
Confirmed peak after
Nov 8, 2021, 546 days later