[US SEC Files Amicus Brief in Support of CFTC, Opposes Revocation of Approval for Individual Stock Perpetual Futures Trading] According to Foresight News, citing The Block, the US Securities and Exchange Commission (SEC) has filed an amicus brief in court, supporting the Commodity Futures Trading Commission's (CFTC) decision to approve perpetual futures trading for individual stocks in the US. The SEC refuted claims that the CFTC overstepped its authority, emphasizing that CFTC rule changes are also subject to SEC review, and that the two agencies cooperate in regulating perpetual derivatives for individual stocks. Previously, Foresight News reported that, according to The Block, Coinbase, Kalshi, Kraken's parent company Payward, DRW Holdings, Jump Trading, and Paradigm had filed amicus briefs in court, supporting the CFTC's regulatory authority over perpetual futures for individual stocks.