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10 Best Penny Stocks to Watch This Week (April 23)

Penny stocks are a great opportunity for investors who want great returns without putting down a large investment.

Today, we're looking at the 10 best penny stocks to watch this week and the one stock you should keep an eye on for future gains.

This week's top-performing penny stock was vTv Therapeutics Inc. After dropping 65% on news that a clinical trial of the company's Alzheimer's medication failed, vTv's stock soared over 174%, closing last week at $2.08.

The reasons for vTv's sudden resurgence are not clear.

However, it's possible that investors swooped in following the stock's steep decline in an effort to buy shares at a "discount," driving the price dramatically higher...