Okay, so there's a company called Coherent that makes special lasers and stuff. Some people think its stock price will go up or down soon, so they are buying and selling things called options. Options are like bets on the future of a stock. The article says some big people (whales) are making big options trades, which means they might know something we don't. They are focusing on prices between $40 and $85 for Coherent's stock. Read from source...

1. The article is poorly written and lacks clarity. It jumps from one topic to another without providing a coherent structure or flow. For example, it starts with the surge in options activity for Coherent, then suddenly switches to Benzinga's services and deals, before returning to the options analysis.
2. The article is heavily biased towards Benzinga's own products and services, such as Benzinga Pro, Data & APIs, Insider Trades, After Hours, Binary Options, etc. It uses these terms and links to promote their offerings throughout the text, without disclosing any potential conflicts of interest or affiliations.
3. The article makes several unsupported claims and assumptions about the options trades for Coherent. For instance, it says that "whales have been targeting a price range from $40.0 to $85.0 for Coherent over the last 3 months", but does not provide any evidence or data to back up this claim. It also assumes that the options trades are related to some "liquidity and interest" in the market, without explaining how or why.
4. The article uses vague and misleading terms such as "mean open interest" and "total volume", without defining what they mean or how they are calculated. These terms could confuse readers who are not familiar with options trading terminology or concepts. Moreover, these terms do not necessarily reflect the actual liquidity or interest in the market, as they can be influenced by various factors such as expiration dates, strike prices, etc.
5. The article ends abruptly and without a conclusion. It does not summarize the main points or provide any insights or recommendations for readers who are interested in Coherent's options activity. Instead, it redirects them to Benzinga's homepage, where they can find more deals and offers.