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Wall Street's financial sector saw stark divergences this week, with cryptocurrency-linked equities plunging amid a broader selloff in digital assets while traditional heavyweights like Berkshire Hathaway and Japanese banking giants posted gains. The S&P 500 edged up 0.08%, but the Nasdaq Composite
, reflecting tech and crypto market fragility.
The crypto downturn was mirrored in ETF flows. The iShares
Trust ETF (IBIT) , contrasting with a 0.7% weekly gain in Bitcoin's price. in net outflows from U.S. spot ether ETFs since late October further underscored investor caution.In stark contrast, Berkshire Hathaway (BRK.A, BRK.B) outperformed, with Class A shares rising 2.08% and Class B shares up 1.98%. The gains came as Warren Buffett's firm
, including a stake increase in Alphabet (GOOGL). Japanese banking groups Sumitomo Mitsui (SMFG) and Mizuho (MFG) also , respectively, driven by strong first-half earnings reports.Institutional interest in Bitcoin persisted despite the volatility. RockToken, a digital asset infrastructure provider,
for structured crypto investment products as investors seek stable, long-term exposure. The company's yield-based contracts, which include Bitcoin and , over speculative trading.Regulatory scrutiny of crypto's expanding role in finance also intensified. The Independent Community Bankers of America (ICBA) urged regulators to block Sony Bank's bid for a national trust charter, warning it could bypass traditional banking safeguards. Conversely, proponents argue stablecoins offer innovation and financial inclusion, though risks like insolvency and regulatory gaps remain contentious.
The week's market dynamics reflect a broader tug-of-war between crypto's speculative allure and institutional caution.
, the resilience of traditional financial players and evolving regulatory frameworks suggest a market in flux.Quickly understand the history and background of various well-known coins

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