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U.S. stocks opened with the memory sector leading gains, as SK Hynix and SanDisk rose 4%.

BlockBeats news, October 21, according to BIT(bit.com) market data, US stocks opened with the Dow up 0.3%, the S&P 500 up 0.3%, and the Nasdaq up 0.7%. SK Hynix (SKHY) and SanDisk (SNDK) rose 4%, Micron Technology (MU) rose 3%. SpaceX (SPCX) rose 8%, and Nvidia (NVDA) rose 2%.

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On-Chain Activity

2h ago

Fasnara Capital holds short positions worth $192 million, accounting for 86.3% of total holdings, with an overall unrealized loss of $5.63 million currently.

2h ago

A trader spent $8,790 to buy KIMCHI and cleared their position for a profit of approximately $255,900.

2h ago

ETH's largest long-position institution adds to position to average down, total scale rises to $382 million

3h ago

SPCX's biggest short seller added $7.25 million to its position today.

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2026-10-21

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U.S. stocks opened with gains across Neocloud, storage, optical communications, and semiconductor sectors, with CRDO up over 8%.

Altcoins rebound and rise, with DOOD surging over 197% in 24 hours.

BlackRock and Deutsche Bank CEOs rebut AI bubble concerns, saying fiscal deficits and capital competition are more pressing

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