Blockchain News 21Shares files with SEC for spot Polkadot ETF 4 months ago Amid the influx of new crypto ETF filings in the United States, asset management firm 21Shares has filed to launch a spot Polkadot ETF. Tags: Blockchain Continue Reading Previous Stablecoin market cap surpasses $200B as USDC dominance risesNext Swiss bank UBS tests blockchain for digital gold investments on ZKsync More Stories Blockchain News Ukraine arrests man for breaching hosting accounts to mine crypto 6 hours ago Blockchain News Blockchain and AI could fuel $3.5T DePIN market boom by 2028: WEF 20 hours ago Blockchain News $2.1B crypto stolen in 2025 as hackers shift focus from code to users: CertiK 20 hours ago