Mixed options sentiment in Taiwan Semi (TSM), with shares up $2.35 (+1.34%) near $177.56.

Options volume is relatively light, with 52k contracts traded and calls leading puts for a put/call ratio of 0.45, compared to a typical level near 0.82. Implied volatility (IV30) dropped 0.64 to 37.06,in the bottom quartile, suggesting an expected daily move of $4.15. Put-call skew flattened, suggesting a modestly bullish tone.