Is today's stock pullback actually a buying opportunity?nCino (NCNO -12.84%) stock is sinking in Wednesday's trading. The company's share price was down 12.4% as of 1:30 p.m. ET, according to data from S&P Global Market Intelligence.After the market closed yesterday, nCino published results for the second quarter of its current fiscal year, which ended July 31. The fintech specialist actually posted sales and earnings results that beat Wall Street's expectations, but the stock is losing ground today because ...