Yahoo Finance is tracking Amazon, Best Buy, Abercrombie & Fitch and Facebook in intraday trading on Monday.

Amazon (AMZN) – The e-commerce giant is gearing up for 30 hours of Prime Day deals. Among the deep discounts that will be available, Amazon is cutting the cost of its popular Echo by 50% to $89.99 and the Echo Dot by 30% to $34.99. Prime members will be able to start shopping at 9 p.m. ET on Monday.

Abercrombie & Fitch (ANF) – The retailer’s shares are sinking after confirming that it broke off deal talks with potential bidders. Abercrombie & Fitch’s decision to end discussions to sell comes about two months after beginning ‘preliminary discussions with several parties regarding a potential transaction.’ Shares of Abercrombie & Fitch have fallen about 49.5% over the past year.

Best Buy (BBY) – The electronics retailer is under pressure on news about Amazon’s Smart Home Services, which places the e-commerce giant in direct competition with Best Buy’s Geek Squad. Recode reported that the new offer will send gadget experts to a customer’s home for free Alexa consultations as well as other product installations.

Facebook (FB) – The social media giant is slashing the cost of its Oculus Rift virtual reality headset. The Rift and its controller will be available for six weeks starting Monday at $399, down from its previous price of $598. This marks the second time that Facebook lowered the cost of the device this year.

For more on Monday’s big stock movers, check out the Final Round, live at 4 p.m. ET, right here on Yahoo Finance.