By Wojtek Dabrowski

TORONTO (Reuters) - Shares of BlackBerry maker Research In Motion <RIM.TO> <RIMM.O> fell more than 6 percent on Monday after an analyst told investors to sell the stock because of mounting competition from other smartphone makers.

Motorola forecast a higher-than-expected profit for the current quarter, when it will start selling two new Google Android phones in hopes of regaining ground lost to iPhone.

Since 1996, Microsoft has been writing operating systems for little computers to carry in your pocket. It was a lonely business until the company’s perennial rival, Apple, introduced the Web-browsing, music-playing iPhone. But now that smartphones are popular, Microsoft’s operating system, Windows Mobile, is foundering.

Stocks snapped a three-day losing streak Monday as investors cheered a wave of merger-and-acquisition activity.

Stocks fell for a third straight session Friday as disappointing reports on new-home sales and durable-goods orders offset an uptick in consumer sentiment.

Stocks tried to claw higher Friday but struggled as disappointing reports on new-home sales and durable-goods orders offset and uptick in consumer sentiment.

Wall Street's September rally has moved to the sidelines, at least for now, with stocks posting modest losses in each of the last two sessions.

Research in Motion reported a profit that rose over last year and topped expectations, but sales fell short of forecasts and the Blackberry maker's shares plunged in late trading.

Here is a roundup of corporate earnings reports for Thursday, Sept. 24.

Stocks fell for a second day Thursday after the Federal Reserve announced plans to start unwinding some stimulus measures and a report showed existing-home sales fell last month.

Stocks retreated Thursday after the Federal Reserve announced plans to start unwinding some stimulus measures and a report showed existing-home sales fell last month.

An opening pop fizzled Thursday after the Federal Reserve announced plans to start unwinding some stimulus measures and a report showed existing-home sales fell last month. Stocks had opened higher after a report showed an unexpected drop in jobless claims last week.

Wednesday's sudden late reversal on Wall Street highlights just how conflicted investors are: on one hand, they want to see signs of an economic recovery. On the other, they're somewhat disturbed by the idea that the phasing out of easy money policies by the Federal Reserve might be sooner rather than later. 

The world can be a rough place for independent inventors. They can often find themselves in court, battling big corporations, spending piles of money on lawyers and leaving it up to judges and juries to determine the value of their hard-won patents.