2025 didn’t match the standard four-year cycle expectations, even with bitcoin printing new all-time highs.
The Block’s year-end knowledge roundup highlighted 5 tendencies that formed bitcoin markets and bitcoin-adjacent buying and selling exercise.
Spot bitcoin ETF flows: institutional demand stayed resilient
U.S. spot bitcoin ETFs introduced in about $21.8 billion of web inflows in 2025, down from $35.4 billion in 2024.
BlackRock’s IBIT led with $24.9 billion of web inflows, round $66 billion in belongings beneath administration, and greater than 70% share by buying and selling quantity.
For a reside view of flows, see U.S. bitcoin ETF inflows and outflows.
The implication for market construction is that ETFs remained a significant marginal purchaser whilst inflows slowed from 2024, based on The Block:
“Nonetheless, they continue to be probably the most profitable ETF product lessons.”
Stablecoin provide: liquidity hit information (close to $300B)
Greenback-pegged stablecoin circulating provide climbed to almost $300 billion.
Tether’s USDT exceeded $187 billion (greater than 64% share), whereas Circle’s USDC topped $76 billion (about 26%), based on the report.
The implication is that extra greenback liquidity was obtainable onchain for buying and selling and settlement throughout 2025:
“Stablecoin adoption surged in 2025… with the circulating provide… reaching new heights of practically $300 billion.”
Prediction markets: volumes went mainstream
Kalshi and Polymarket set new information for month-to-month exercise and quantity.
Kalshi surpassed Polymarket in month-to-month buying and selling quantity from March, hitting $6.3 billion versus $2.2 billion in December, based on The Block’s dashboard.
The implication is that speculative flows more and more confirmed up in betting-style markets alongside conventional bitcoin buying and selling venues:
“Prediction markets hit the mainstream in 2025.”
Perpetuals: onchain derivatives topped $1T month-to-month
Perpetual protocol month-to-month buying and selling quantity exceeded $1 trillion for the primary time in October.
The report cited a file $1.2 trillion month, led by Hyperliquid at $308.5 billion, with Lighter at $272.5 billion and Aster at $259.9 billion.
The implication is that leverage and short-term buying and selling demand migrated additional onchain in the course of the yr:
“Perpetual protocol month-to-month buying and selling quantity topped $1 trillion for the primary time in October.”
Bitcoin treasury shares: premiums collapsed after the DAT craze
Technique’s bitcoin stack exceeded 672,000 BTC, topping 3% of bitcoin’s 21 million provide.
The report mentioned Technique shares fell 66% from summer time highs, with its market cap-to-net asset worth ratio dropping under 1.
The implication is that fairness “bitcoin proxy” premiums proved unstable versus holding bitcoin instantly:
“Its mNAV dropping under 1 — which means the corporate is price lower than the worth of the Bitcoin it holds.”