I lost about 50% on my Apple stock in a single day shortly after buying it during the early 2000s. I didn't mean the company's actual business had drastically d

I lost about 50% on my Apple stock in a single day shortly after buying it during the early 2000s. I didn't mean the company's actual business had drastically deteriorated. It just meant that shares I had previously evaluated to be a good purchase were now on sale and it was time to buy more.