Mixed options sentiment in NIO with shares down 1.5%

Mixed options sentiment in NIO (NIO), with shares down 8c near $4.93. Options volume running well above average with 315k contracts traded and calls leading puts for a put/call ratio of 0.36, compared to a typical level near 0.49. Implied volatility (IV30) dropped 3.47 near 77.93,and above the 52wk median, suggesting an expected daily move of $0.24. Put-call skew flattened, suggesting a modestly bullish tone.