Ether and Solana led declines in cryptocurrencies as concerns about escalating conflict in the Middle East have investors moving away from riskier assets.
Ether, the second largest cryptocurrency after Bitcoin, fell 8%, while Solana and Cardano also experienced significant declines after rallying on Monday.
Bitcoin, representing over 60% of the digital asset sector's market value, dropped 3.8% to $104,743, falling in six of the last seven days.
Investors attribute the altcoin price dip to a mix of macroeconomic uncertainty and market dynamics, influenced by Bitcoin's pullback and escalating geopolitical tensions.
Over $230 million of long crypto positions were liquidated in the past 12 hours, according to Coinglass data.
Fears of heightened tensions in the Middle East potentially involving the US have led to a general selloff in stocks and high-risk assets.
Last week's decline in crypto assets during Israel's airstrikes on Iran challenges the perception of Bitcoin as a haven during turmoil.
A proposed stablecoin bill to be voted on in Congress today could impact crypto markets positively or negatively.
Traders anticipate de-risking ahead of key events this week, including the GENIUS bill vote, FOMC decision, and ongoing Iran tensions.