Check out which companies are making headlines before the bell Thursday:
Yahoo - The Internet company unveiled a new logo, the first re-design since the firm was founded nearly 20 years ago. The redesigned look is part of a makeover that Yahoo has undergone since Marissa Mayer to became the company's CEO a little over a year ago. Separately, AdWeek reported Yahoo COO Henrique De Castro could be gone by year-end, amid increasing pressure to deliver improved ad results.
BlackBerry - The struggling smartphone maker is aiming to quickly auction itself off, possibly as soon as November, according to a report from the Wall Street Journal. Blackberry has been in discussions with multiple parties interested in buying parts of the company or the firm as a whole.
Costco - The wholesale retailer posted August same-store sales that exceeded Wall Street estimates, despite lower fuel costs and weak foreign exchange rates.