I. Overview of US Stock Index Options
Trading volume in the US stock index options market is currently rising, while the put/call ratio is declining.
The volume distribution of S&P 500 index options expiring today shows a divergence between call and put order distributions, with the peak for put orders at 6955 points and the peak for call orders at 6985 points.
Nasdaq contracts expiring today 100 Index Options Trading Volume Distribution: Call single peak at 25930, Put single peak at 25280.
II. US Stock Options Trading Volume Ranking
1. Palantir fell 2.81% in the previous trading day. The put/call ratio was relatively low the day before, and trading volume increased.
Observing the unusual large orders in options trading, there is a disagreement among major investors.

2. Tesla The stock fell 2.10% in the previous trading day, with the put/call ratio rising and trading volume increasing the day before.
Observing the large orders with unusual activity in options trading, it was found that large investors were mostly bearish before the market closed.

Top 10 US Stock Options Trading Volume Ranking

Top 10 most volatile US stock options (underlying asset market capitalization > $10 billion and option trading volume > 100,000 contracts)

III. Top Ten US Stock ETF Options Trading Volume Ranking

Top 10 US Stock ETFs by Implied Volatility (Based on: Market Cap > $10 billion)

(Article source: Hafu Securities) )