PANews reported on May 10 that according to The block, BlackRock representatives met with members of the US SEC Crypto Working Group on ways to address issues related to crypto asset regulation and discussed issues related to pledge and options for cryptocurrency exchange-traded funds. According to the document, the meeting discussed "considerations for promoting ETPs with pledge functions" and discussed parameters for determining crypto ETF option positions and exercise limits, including liquidity thresholds. In addition, BlackRock also discussed specific criteria for approving crypto ETFs.