cboe bzx filed the first US 3x daily leveraged crypto ETFs — $BTC and ETH — inside a six-fund slate (3x gold, silver, crude oil, natural gas) sponsored by volatility shares into the VS Trust. submitted aug 10 as SR-CboeBZX-2026-065; the SEC published the notice aug 14 and comments are open. approval is not guaranteed and no listing date exists. structure read: these are commodity pools under CFTC/NFA oversight, not 1940-act funds. exposure comes from first- and second-month CME futures with a daily reset and a ~5-day roll — the 3x target is a one-day objective. hold through chop and vol decay bleeds returns even if BTC ends flat. trading vehicle, not allocation. the flow angle matters more. every dollar in a 3x daily fund needs ~3x futures exposure rebalanced at the close — mechanical CME buying on up days, mechanical selling on down days. approved, and the most institutional crypto venue gains a new structural flow layer on top of the spot ETF complex. europe already trades 3x btc/eth ETPs since nov 2025; this is the US catching up. timing is pointed: the filing surfaced as spot BTC ETFs logged two straight outflow days (~187m combined, aug 13-14, farside) while ETH funds stayed marginally positive (~241m month to date through aug 13). the market gets a leverage product exactly as spot demand wobbles — routed through the CFTC lane the week before its innovation advisory committee first meets (aug 20). risk: this is a rule filing, not a launch. SEC review runs 45 days, extendable to ~90, the S-1 must separately go effective, and the same commission just pulled its own reg crypto vote — the clock is not the only variable.