Bitcoin just completed its fourth-ever 'halving,' here’s what investors need to watch now

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The Bitcoin network on Friday night slashed the incentives rewarded to miners in half for the fourth time in its history.

The celebrated event, which takes place about once every four years as mandated in the Bitcoin code, is designed to slow the issuance of bitcoins, thereby creating a scarcity effect and allowing the cryptocurrency to maintain its digital gold-like quality.

There may be some speculative trading on the event itself. JPMorgan said it expects to see some downside in bitcoin post-halving and Deutsche Bank said it "does not expect prices to increase significantly." However, the impact may be bigger months from now, even if bitcoin continues its trend of diminishing returns from its halving day to its cycle top. Two key things to watch will be the block reward and the hash rate.

"While the upcoming Bitcoin halving will create a supply shock as the previous ones had, we believe its impact on the cryptocurrency's price could be magnified by the concurrent demand shock created by the emergence of spot bitcoin ETFs," said Benchmark's Mark Palmer.

The bigger immediate impact will be to the miners themselves, he added. They're the ones that run the machines that do the work of recording new blocks of bitcoin transactions and adding them to the global ledger, also known as the blockchain.

"Miners with access to inexpensive, reliable power sources are well positioned to navigate the post-halving market dynamics," said Maxim's Matthew Galinko in a note Friday. "Some miners, many that are not public, could exit the market with a combination of poor access to power, efficient machines, and capital. Miners with capital and relatively expensive power will likely find opportunities in the