Wall Street investors are entrenched in skepticism, unmoved by the US central bank's attempts at reassurance. They grasp the intentions behind Donald Trump's strategies, yet there's a palpable unease within the business community about the potential economic fallout from his relentless reform agenda. Compounding this anxiety is the arrival of Triple Witching Day, when a massive tranche of derivatives is expiring, casting a shadow of uncertainty over the market's stability.