Bitcoin ushers in fourth halving as miners’ block subsidy reward drops to 3.125 BTC The BlockBitcoin just completed its fourth-ever ‘halving,’ here’s what investors need to watch now CNBCThe bitcoin ‘halving’ is here. It limits the supply of new coins and is the fourth such event for the cryptocurrency ABC NewsBitcoin Risks Another ‘Sell-the-News’ Market Move After Halving BloombergGoogle Searches for ‘Bitcoin Halving’ Get Higher Than 4/20 CoinDesk