Stocks to Watch on August 24  NEW YORK (Reuters) - U.S. stocks to watch: CISCO SYSTEMS  INC. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=CSCO.O target=/stocks/quickinfo/fullquote"&gt;CSCO.O&lt;/A&gt; Cisco, the world's largest maker of gear for  directing Internet traffic, on Monday distributed 162 million  merit-based common stock options to employees, including 1.5  million to Chief Executive John Chambers. Its shares ended at  \$19.18 on Nasdaq.  