Summary of the top options activity.

• nvidia's stock fell from its high after the earnings report, but the call option ratio remains above 60%.

• (delisted) crisis receives a breather, super micro computer has rebounded nearly 80% this week! Call options are being heavily purchased.

• microstrategy is hit by a short attack! Implied volatility level rises to 100%.

• The listing of etf options drives bitcoin to a new high, with more than 70% of MARA and COIN call options.

Nvidia

Last week, the leader in ai chip. $NVIDIA (NVDA.US)$ After the latest financial report was released on Wednesday afternoon Eastern Time, the stock price experienced significant fluctuations, hitting an all-time high during Thursday's trading before falling and closing lower, and then dropping more than 3% again on Friday.

From the options trading situation, the current investor sentiment towards nvidia remains optimistic, with a Put/Call trading ratio of 0.55. The main options trading is concentrated on out-of-the-money calls. The highest volume in the options chain last Friday was for a $145 strike price expiring call.

An investigation into the unusual options activity revealed that a large investor bought 2,500 contracts of a long-dated call option with a $130 strike price expiring on January 16, 2026, when the stock price was $141.362, involving nearly ten million dollars, and this position is currently showing a floating profit of 0.64%.

super micro computer

A new auditor has been appointed,$Super Micro Computer (SMCI.US)$ with a strong rebound accumulating nearly 80% over the week. The stock's options trading volume surged to 1.33 million contracts last Friday, ranking third in individual stock options trading on US markets, with the percentage of calls continuing to rise, currently at 69.2%.

Several call options with fill prices close to the current price and expiring this Friday have seen their premiums double. On the news front, super micro computer announced that it has hired the fifth largest accounting firm, BDO, as its independent auditor and has submitted a listing compliance plan to nasdaq, an action that meets the regulatory requirements for listed companies and enhances investors' confidence in the company's future compliance.

Cryptos concept stocks.

Were shorted by Citron. $MicroStrategy (MSTR.US)$ After reaching a peak mid-session last Thursday, it plummeted by 16%, before recovering some of its losses. Currently, the implied volatility of the stock is 222%, at the highest percentile level of the year, indicating the market expects significant price fluctuations in the future.

On the options chain, the bull-bear battle for MSTR is fierce. The most traded options last Friday were put options betting on the stock price falling to $400, followed by call options betting on the stock price rising to $450.

Bitcoin reached a new high, driving up cryptos concept stocks generally.$MARA Holdings (MARA.US)$ Last week, it accumulated over 23%, with a significant increase in options trading volume, the call ratio being 71%, and the most active being the $25 strike call. For example, for the call option expiring this Friday at this strike price, this single option gained a massive 184% last week.

Meanwhile, a block order opened put options and sold call options for this stock when the share price was $25.685, betting that the price would decline, with a total investment exceeding 10 million dollars.

Track unusual options activity to view large option trades in US stocks!

Individual stock quote page > Unusual options activity > Filter > Customize filtering criteria to obtain the desired options activity information!

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/new