BTC/USD $68,420 +2.8%
ETH/USD $3,540 +1.4%
SOL/USD $142.80 -0.6%
BNB/USD $605.20 +0.9%
XRP/USD $0.62 -1.2%
DOGE/USD $0.18 +5.4%
BTC/USD $68,420 +2.8%
ETH/USD $3,540 +1.4%
SOL/USD $142.80 -0.6%
BNB/USD $605.20 +0.9%
XRP/USD $0.62 -1.2%
DOGE/USD $0.18 +5.4%
Altcoins

Crypto Prices on October 21: BTC 1.98%↑, AERO 12.35%↑

The cryptocurrency market advanced on October 21, with Bitcoin, Ethereum and most major cryptocurrencies posting gains. Worldcoin surged 9.71%, while Aerodrome Finance recorded the strongest

AnonymousCryptoCompass newsroom
October 21, 2026
2 min read
NEWS
Crypto Prices on October 21: BTC 1.98%↑, AERO 12.35%↑
CryptoCompass editorial visual for altcoins coverage.

The cryptocurrency market advanced on October 21, with Bitcoin, Ethereum and most major cryptocurrencies posting gains. Worldcoin surged 9.71%, while Aerodrome Finance recorded the strongest performance among the top 100 cryptocurrencies by market capitalization.

Cryptocurrency Prices on October 21, 2026. (IT Times)

According to CoinMarketCap at 9:00 a.m. KST on October 21, Bitcoin (BTC) rose 1.98% from the previous day to $83,099.27. Ethereum (ETH) gained 2.45% to $2,453.20, while XRP (XRP) climbed 3.14% to $1.33.

Solana (SOL) advanced 2.14% to $106.68, while Dogecoin (DOGE) rose 3.33% to $0.08188. Avalanche (AVAX) also gained 2.53% to $9.76.

World Liberty Financial (WLFI) increased 2.47% to $0.0555. Worldcoin (WLD) surged 9.71% to $0.5855, recording one of the strongest gains among major cryptocurrencies. Tron (TRX), however, slipped 0.19% to $0.3309.

Among the top 100 cryptocurrencies by market capitalization, Aerodrome Finance (AERO) gained 12.35%, recording the biggest increase. Arbitrum (ARB), meanwhile, posted the steepest decline, falling 3.83%.

Other notable altcoins showed mixed performance. Quai Network (QUAI) fell 5.42% to $0.008002, while Aleo (ALEO) dropped 12.82% to $0.04349.

Note: Prices are based on CoinMarketCap data as of 9:00 a.m. KST on October 21, 2026, and may change depending on subsequent market conditions.

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IT Times Kunyoung Kim ([email protected])