Fourteen months after the April 2024 halving cut the block subsidy from 6.25 BTC to 3.125 BTC, the mining industry looks nothing like the capitulation scenario many predicted. Hash rate is near all-time highs. Public miners are posting positive margins. The shakeout happened - it just happened before the halving, not after it.
The miners who couldn’t survive did their dying in 2022 and 2023, when energy costs stayed high and bitcoin prices didn’t cooperate. By the time the subsidy actually dropped, the surviving fleet was leaner, more professionally managed, and increasingly hedged through forward contracts and power purchase agreements with fixed or indexed rates. Companies like Marathon Digital and CleanSpark had spent two years renegotiating their energy positions specifically in anticipation of tighter margins post-halving.
Transaction Fees Are Now a Real Variable
What’s changed most materially since the 2024 halving is that transaction fees are no longer a rounding error in miner revenue calculations. The Runes protocol, launched on the day of the halving itself, injected a new source of fee demand into the base layer. Ordinals activity has been uneven, but the baseline for fee revenue has reset upward compared to pre-2023 norms. In high-activity periods, fees have represented 15–20% of total block reward - a figure that would have been extraordinary in 2020.
This matters because it changes how analysts should model the next halving in 2028. The old assumption - that each halving mechanically stresses miners until price rises bail them out - breaks down if fee revenue grows as a structural component rather than a spike.
The Geography Shift Is Real
U.S.-based mining operations now account for a substantial share of global hash rate, a reversal from the Chinese dominance that ended with the 2021 ban. This has regulatory implications: American miners are subject to IRS reporting requirements, energy grid scrutiny from state regulators, and increasingly, ESG pressure from institutional investors who hold equity in publicly traded mining companies.
That last point is underappreciated. The largest public miners are no longer purely bitcoin-correlated plays. Their stock performance is shaped by energy contracts, equity raises, and balance sheet decisions - including whether to hold mined bitcoin or sell immediately. Marathon’s treasury strategy, for instance, diverges sharply from peers that sell most production at spot.
The halving stress test passed. The next question is whether fee markets and institutional infrastructure can sustain the industry through a cycle where the subsidy alone no longer justifies the capital expenditure.