NEW YORK (TheStreet) -- Regardless of why a stock is in the news, it never hurts to hear what a professional investor has to say about it. The key is to gather as much information as you can in order to make the most informed investment decisions you can. As Jim Cramer often reminds, investors must do their homework.

So what has Cramer had to say lately about today's headline-makers? At Stockpickr, we've combed through his recent

RealMoney

blog posts, "Mad Money" TV show recaps and "Stop Trading!" segments to find out what he thinks about some of today's newsworthy stocks, including

Sirius

(SIRI) - Get Report

,

American Express

(AXP) - Get Report

and

Costco

(COST) - Get Report

.

To read more,

visit Stockpickr.com

.

-- Written by Rebecca Corvino in New York.