Mixed options sentiment in Costco with shares down 0.54%

Mixed options sentiment in Costco (COST), with shares down $5.35 near $977.90. Options volume relatively light with 21k contracts traded and calls leading puts for a put/call ratio of 0.69, compared to a typical level near 1.37. Implied volatility (IV30) dropped 0.22 near 19.12,in the lowest 10% of observations over the past year, suggesting an expected daily move of $11.78. Put-call skew flattened, suggesting a modestly bullish tone.