Tether USDT Briefly Overtakes Ethereum in Market Cap: A $187B Wake-Up Call
For a couple of hours, earlier this week, Tether USDT stablecoin held the next market cap than Ethereum, the primary time that has occurred in eight years. Data throughout a number of trackers positioned each property in the $183–188B vary through the crossover window, with one snapshot exhibiting USDT at $187B towards ETH at $186B, an expansion of underneath $1B.

The flip lasted hours, and ETH reclaimed second place as soon as the value stabilized. The mechanism that produced the crossover, regular USDT provide growth assembly sustained ETH value weak point, didn’t disappear when the rating reversed.
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Crypto Market Structure: Tether USDT Flippening
This was not a provide shock on Ethereum’s aspect. What compressed ETH’s market cap was value, and what expanded USDT’s was issuance. Tether personal This fall 2025 attestation confirmed USDT at a report $187.3B, having added $12.4B in a single quarter even because the crypto market was catching a falling knife.
By early 2026, USDT’s market cap had climbed from $144.2B to $184B in twelve months, 28% development, whereas ETH’s greenback valuation moved in the wrong way.

In the three weeks main into the crossover, greater than $7B exited the stablecoin sector whereas $400B was wiped from the overall crypto market cap. Ethereum’s DeFi TVL slid to round $36B. Traders weren’t abandoning stablecoins; they had been parking liquidity whereas shedding risky property.
USDT’s share of the overall stablecoin sector sits at 59%, with USDT and USDC collectively accounting for 82%, which implies Tether shouldn’t be a peripheral participant in this dynamic.
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Mike McGlone’s Warning: It Doesn’t Stop at Ethereum
Bloomberg Intelligence senior commodity strategist Mike McGlone has been monitoring this trajectory longer than most. In October 2020, McGlone wrote that USDT, then at $16B towards ETH’s $43B, was “on tempo to match the market capitalization of Ethereum in a bit lower than a yr,” describing it as a part of an “inexorable development” towards stablecoins gaining mainstream footholds.
McGlone’s up to date thesis goes additional. He expects “the flippening to proceed,” with Tether’s market cap topping Ethereum in 2026 and “ultimately Bitcoin.” The excessive state of affairs he outlines: if Bitcoin falls towards $10,000, USDT, which would want to develop 7x from present ranges, might ultimately problem BTC for the highest spot.
We will not be endorsing the $10,000 BTC state of affairs right here. But dismissing it solely as a result of it sounds excessive is how folks missed the USDT-flips-ETH name in the primary place.
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ETH and USDT Now: The Gap, the Recovery, and What Comes Next
As of at the moment, Ethereum has reclaimed the second place in market cap rankings, however the margin shouldn’t be comfy. ETH would want to maintain significant value restoration, or Tether USDT issuance would want to plateau for the second place to really feel safe once more.
Neither is assured. Structural improvements in Ethereum’s tech stack, together with ZK-proof scaling developments, provide a longer-term bullish counterpoint, however these catalysts function on a distinct timeframe than the near-term value weak point that enabled the June flip.
USDT’s provide trajectory reveals no signal of reversal. Tether added $12.4B in a single quarter throughout a down market. In a impartial or risk-on atmosphere, that tempo might speed up. At $1 peg, market cap and circulating provide are basically the identical quantity, so each new USDT minted is a direct market cap increment, with out the value volatility that governs ETH’s rating.
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Bloomberg analyst Mike McGlone says Tether’s USDT stablecoin is on monitor to ultimately flippen each Ethereum and Bitcoin.