Stablecoin transaction volume topped $90 billion as crypto sought dollar liquidity

On March 29, 2020, a contemporaneous data review reported that stablecoin transaction volume had exceeded $90 billion during the first quarter of 2020, a record for the sector and 8% above the preceding quarter. The quarter still had two calendar days to run, so the figure was a through-March-29 snapshot rather than a final quarter-end total.

The calculation, published by The Block and attributed to The Block Research and Coin Metrics, mattered because it showed where activity was concentrating after the violent cryptocurrency selloff of March 12 and March 13. Dollar-linked tokens were becoming a larger part of crypto's trading and settlement machinery even while bitcoin and ether remained under pressure.

What the March 29 record showed

The Block's report said Ethereum-issued Tether, identified as USDT-ETH, accounted for 62% of the stablecoin volume measured in the quarter. It also reported quarter-over-quarter growth of 344% for Dai and 54% for USD Coin. Those are provider calculations, not audited issuer figures, and the public article did not expose a complete asset-by-asset table or reproducible query. They should therefore be treated as a credible directional record with material methodology limits.

Coin Metrics' own March 24 network report supplies the contemporaneous backdrop. Its tracked set comprised Tether on Omni, Ethereum and Tron, plus DAI, PAX, USDC, TUSD and GUSD. Coin Metrics said those assets recorded $444.21 million of aggregate transfer value on March 13, then an all-time high. It also reported that Ethereum-based Tether's market capitalization rose by more than $660 million from March 10 to $3.7 billion on March 22, giving that version of USDT more than half of the stablecoin capitalization in its covered universe.

These measures are related but not interchangeable. Transfer value measures token movements between addresses; market capitalization multiplies supply by price; exchange volume measures trades. None by itself establishes purchases by new users or use in ordinary commerce.

A fragile market made the shift consequential

Kraken's venue report for March 29 placed bitcoin at $5,892, down 5.60% for its reporting day, with $109 million of BTC trading and $149 million across all markets on the exchange. Ether was listed at $124.40, down 3.65%. Kraken showed USDT at $1.00 with $2.32 million in venue volume.

That snapshot is useful because it names the venue and instrument, but it is not a global close. Cryptocurrency trades continuously, Kraken represented only one exchange, and the archived report does not state on its face the candle boundary or calculation method. The figures cannot support a claim that stablecoin growth caused bitcoin's March 29 decline.

The stronger interpretation is structural. In a market shocked by forced liquidations, wider spreads and uncertain dollar liquidity, stablecoins offered traders a blockchain-native unit for quoting positions, moving collateral and waiting between trades. Record transfer volume therefore signaled the expanding role of tokenized dollars inside crypto market infrastructure. It did not demonstrate that every token maintained its peg: Coin Metrics recorded DAI above $1.02 and GUSD below $0.98 as of March 22.

What remained uncertain on March 29

The surviving public data did not identify how much of the greater-than-$90-billion total represented exchange reshuffling, arbitrage, collateral movement, repeated transfers of the same units or end-user payments. It also did not independently verify the reserves supporting centrally issued stablecoins.

The event-day conclusion is consequently narrow: by March 29, stablecoin activity had reached a documented quarterly record within the covered assets and methodology, while a major exchange still showed broad crypto losses. That combination made dollar-linked tokens increasingly important to market plumbing, but left adoption, reserve quality and economic-use claims for separate verification.