MOST NOTEWORTHY: Wynn Resorts (WYNN), Las Vegas Sands (LVS) and Sprint Nextel (S) top today's list of downgrades.

• Wynn Resorts Ltd. (NASDAQ:WYNN) and Las Vegas Sands Corp. (NYSE:LVS) were downgraded by Stifel, Nicolaus & Co. to Hold from Buy on valuation.
• A.G. Edwards downgraded Sprint Nextel Corp. (NYSE:S) to Hold from Buy on valuation. The firm said shares are nearing their $21 target and they highlighted low subscriber additions and high churn remains as contributing factors.

OTHER DOWNGRADES:

• AU Optronics (NYSE:AUO) was downgraded at Deutsche Bank to Hold from Buy. The firm lowered its estimates to reflect earlier-than-expected weakness from both LCD TVs and LCD monitors, and it believes shares will be range-bound with the company's weaker earnings outlook.
• Finally, ThinkEquity downgraded RightNow Technologies, Inc. (NASDAQ:RNOW) to Source of Funds from Buy citing recent executive losses and competition ahead of the important 2007 product cycle.

Analyst summaries provided by TheFlyOnTheWall.com (subscription required).