StoneCo is trading 4.03% down at $11.09 amid a broader risk-off session rather than a clear company-specific catalyst. - Reuters reported renewed pressure on growth stocks as investors questioned AI spending, while oil prices rose on geopolitical supply concerns. - The Nasdaq was down 2.21% and the S&P 500 down 1.34%, consistent with broader market weakness. - StoneCo’s investor-relations press-release listing shows an October 8 release; no October 22 announcement was identified in the search.