Kraken has begun accepting certain tokenised stocks and exchange-traded funds as collateral for futures and margin trading. Eligible users outside the United States can open leveraged positions without selling their holdings. The initial list covers 10 tokenised stocks and ETFs, including Apple, Nvidia, Tesla, Strategy, the SPDR S&P 500 ETF and Invesco QQQ Trust. Haircuts and collateral limits vary by asset and may be reviewed and adjusted.

Harvard University\'s endowment cut its holding of BlackRock\'s spot bitcoin ETF, iShares Bitcoin Trust (IBIT), by about 43 percent in the first quarter and sold its entire position in BlackRock\'s spot ethereum ETF, ETHA, according to SEC 13F filings cited by BeInCrypto. Harvard held 3,044,612 IBIT shares valued at about $117 million as of March 31. The endowment also sold a roughly $86.8 million stake in ETHA.