When experienced traders decide to short a stock, they usually have non-obvious information about an event that will precipitate in the near future that will ma

When experienced traders decide to short a stock, they usually have non-obvious information about an event that will precipitate in the near future that will make the stock price drop meaningfully. Do you believe such an event is going to happen within a specific time-frame? Then yes, by all means, you should short the stock. I think all the things you mentioned are reasons not to buy the stock at its current valuation.