Key focus.

1. Did the "audit crisis" of super micro computer get resolved? Yesterday, the stock price soared nearly 30%, and the options trading volume doubled to 1.7272 million contracts, with the call ratio skyrocketing to 68.6% overnight. Among them, 0.073 million contracts of call options expiring this Friday with a strike price of $40 were traded. In addition, several call options expiring this Friday made profits exceeding four times.

Additionally, upon checking large trades, the largest options transaction of super micro computer yesterday was the purchase of 3,000 contracts of call options expiring on February 21, 2025, with a strike price of $36, totaling $3.6 million.

On the news front, on December 2, super micro computer announced that the special committee has completed a comprehensive review and confirmed that the conclusions presented by Ernst & Young upon their resignation "are inconsistent with the facts found during the review." Furthermore, the board of directors adopted the recommendations of the special committee, appointing Kenneth Cheung, a former vice president of finance, as the new chief accounting officer of super micro computer.

3, the strong performance continued after the earnings report. The volume of options on Friday surged to 0.3 million contracts, and the call ratio increased again, to around 70%. On the options chain, the call with a $40 strike price expiring this Friday was sought after, with a trading volume of 0.034 million contracts and an open interest of 3,800 contracts. The option recorded a 100% increase on the day. $Apple (AAPL.US)$ Yesterday, the stock price rose nearly 1%, breaking through its historical high, with a total market cap of 3.62 trillion dollars, reclaiming the title of the world's largest by market cap. Overnight, apple options traded 0.851 million contracts, with a call ratio of 66.3%. From the options chain, there is a call contract expiring this Friday with a strike price of 240 dollars that traded 0.0639 million contracts, ranking first in trading volume.

Upon checking unusual options activity, a large customer bought 4,000 call contracts expiring on September 19, 2025, with a strike price of 270 dollars, amounting to a transaction value of 4.38 million dollars.

3. In terms of etf options trading, yesterday, $Direxion Daily CSI 300 China A Share Bull 2X Shares (CHAU.US)$ options trading surged to 0.2169 million contracts, while the previous trading day only saw 2010 contracts traded.

Notably, there were dozens of call options trades in CHAU, concentrating on the call contracts expiring on May 16, 2025, with a strike price of 15 dollars, where 0.21 million call contracts were traded yesterday. Calculating at an average price of about 2.64 dollars per contract, the total amount spent by options traders on these call options exceeded 55 million dollars.

1. US stock options trading list

2. ETF options trading list.

3. Individual StocksImplied volatility(IV) Ranking List

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Risk warning

Options are contracts that give the holder the right, but not the obligation, to buy or sell an asset at a fixed price on or before a specific date. The price of options is influenced by various factors, including the current price of the underlying asset, the strike price, the expiration date, andImplied volatility。

Implied volatilityReflecting the market's expectations for the future volatility of options over a period of time, it is data derived from the option BS pricing model, generally considered as an indicator of market sentiment. When investors anticipate greater volatility, they may be more willing to pay higher prices for options to help hedge risks, thereby leading to higher.Implied volatility。

Traders and investors use Implied volatilityto evaluateoption pricesof the attraction, identify potential mispricing, and manage risk exposure.

Disclaimer

This content does not constitute an offer, solicitation, recommendation, opinion, or guarantee of any securities, financial products or instruments. The loss risk of buying and selling options could be substantial. In certain circumstances, you may suffer losses exceeding the amount initially deposited as margin. Even if you set up backup instructions, such as stop loss or limit instructions, losses may not be avoided. Market conditions may render such orders impossible to execute. You may be required to deposit additional margin in a very short period of time. If the required amount cannot be provided within the specified time, your open contracts may be closed. However, you are still responsible for any shortfalls in your account arising from this. Therefore, before buying or selling, you should research and understand the options, and consider carefully whether such trading is suitable for you based on your financial situation and investment objectives. If you buy or sell options, you should be familiar with the exercise of options and the procedures at expiration, as well as your rights and obligations when exercising an option or at expiration.

Editor/Rocky