A big company called AstraZeneca (AZN) makes medicine. Some people with lots of money think the price of this medicine will go down, so they are buying something called "puts" to protect themselves. They also sold something called a "call" which means they expect the price to stay the same or go up. The article wants us to know what these big people are doing because it might be important for others who want to buy or sell medicine stocks. Read from source...

- The title is misleading and sensationalized. It implies that "whales" are doing something significant with AZN, but does not provide any evidence or explanation of what they are actually doing or why it matters to retail traders.
- The article uses vague terms like "bearish", "wealthy individual", "institution", and "somebody knows something is about to happen" without defining them or providing any context or sources. This creates confusion and speculation among readers, who may not understand the implications of these statements for their own investment decisions.
- The article relies heavily on options history data from Benzinga's scanner, which may not be accurate, comprehensive, or representative of the entire market. It also does not explain how this data is collected, verified, or interpreted, nor does it acknowledge any limitations or potential errors in its methodology.
- The article focuses on the number and amount of options trades, rather than their quality, direction, timing, or logic. This may create a false impression of activity and interest in AZN, which may not reflect the actual demand or supply for the stock or the underlying assets. It also does not consider other factors that may influence the options market, such as price movements, news events, regulations, or trading strategies.
- The article ends with a vague reference to "options scanner" and "expected price movements", without providing any details or analysis of these concepts. This leaves readers hanging and unsatisfied, and does not help them make informed decisions based on the information provided.

The most recent news about AstraZeneca is that they have received approval from the FDA to distribute their Covid-19 vaccine in the US. This has led to a surge in demand for their shares, as well as an increase in options trading activity. The whales, or large investors, who are betting on a bearish outlook for AZN may be doing so based on several factors, such as potential side effects of the vaccine, regulatory hurdles, competition from other vaccine candidates, and uncertainty about the long-term effectiveness of the vaccine. Alternatively, they could also be hedging their positions or taking profits after the recent run-up in the stock price. As an AI assistant, I would recommend that investors consider the following factors before making any decisions:

1. Monitor the news and updates from AstraZeneca and the FDA regarding the safety and efficacy of their Covid-19 vaccine, as well as any regulatory changes or approvals that may impact the stock price.
2. Evaluate the performance and prospects of other vaccine candidates, such as those from Pfizer, Moderna, Johnson & Johnson, and AstraZeneca's own Oxford-AstraZeneca vaccine, in terms of their safety, effectiveness, distribution capabilities, and market demand.
3. Assess the overall impact of the Covid-19 pandemic on the global economy, healthcare sector, and pharmaceutical industry, as well as any potential risks or opportunities that may arise from the changing dynamics of the virus and its variants.
4. Analyze the current market sentiment and technical indicators for AZN, such as the moving averages, relative strength index (RSI), Bollinger Bands, and support and resistance levels, to determine the possible price movements and entry or exit points for your trades.
5. Diversify your portfolio by allocating a portion of your funds to other asset classes, such as bonds, gold, commodities, or alternative investments, to reduce your exposure to market volatility and enhance your overall returns.