Alphabet Inc. (GOOGL): U.S. traffic safety investigators are probing several incidents involving Waymo, Alphabet's autonomous vehicle subsidiary. In Austin, the company's self-driving cars were found to have operated improperly near stationary school buses.

Amazon.com Inc. (AMZN): A federal judge in Pennsylvania has ruled that a jury must decide whether Amazon Services LLC provided adequate accommodations for an autistic employee who experienced commuting difficulties following a schedule adjustment.

Amazon.com Inc. (AMZN), Microsoft Corp. (MSFT), Palo Alto Networks Inc. (PANW): U.S. House cybersecurity subcommittee chairman Andy Ogles has demanded that Amazon Web Services, Microsoft's LinkedIn, and Palo Alto Networks each assign a senior executive to testify regarding North Korea's program utilizing remote IT workers.

AMC Entertainment Holdings, Inc. (AMC): Certain AMC bondholders have initiated confidential discussions with the theater chain. Fears that the company might be planning a more extensive debt-related move have triggered a sharp decline in the prices of some of its bonds.

Chevron Corp. (CVX), SLB Ltd. (SLB), Baker Hughes Co. (BKR), Halliburton Co. (HAL): The United States is engaged in talks with Chevron, other oil producers, and oilfield service contractors SLB, Baker Hughes, and Halliburton, aiming to facilitate a rapid restoration of Venezuela's crude oil production capacity. The cost of this initiative is projected to be a fraction of the estimated $100 billion required for a full-scale rebuild of Venezuela's petroleum industry.

Exxon Mobil Corp. (XOM): According to reports, an Exxon Mobil spokesperson confirmed that its subsidiary, XTO Energy, is seeking buyers for a portion of its assets in the Eagle Ford Shale basin in South Texas.

In a separate announcement on Saturday, Exxon Mobil stated that it had shut down units at its Baytown, Texas, refinery due to the impact of severe winter weather.

NVIDIA Corp. (NVDA): NVIDIA, the world's most valuable company by market capitalization, announced that board member Persis Drell will be stepping down from her position to "pursue new professional opportunities."

Valero Energy Corp. (VLO), Chevron Corp. (CVX), Exxon Mobil Corp. (XOM): According to an announcement from Moran Shipping Agencies, the Houston Ship Channel has resumed full vessel traffic as fog conditions have improved. This channel is a critical transportation artery for numerous refineries, including Valero's Houston refinery, Chevron's Pasadena refinery, and Exxon's Baytown refinery, as well as for crude oil export terminals.