Warren Buffett's Berkshire Hathaway bought back a record amount of company stock last year. During the fourth quarter, the company bought back about $9B shares for a total 2020 repurchase of $24.7B. Buffett said in his annual shareholder letter that repurchases have continued since year-end and "is likely to further reduce its share count in the future." "That action increased your ownership in all of Berkshire's businesses by 5.2% without requiring you to so much as touch your wallet," the letter reads.

SSR Mining (SSRM) announced the appointment of Alison White as Executive Vice President and CFO. Prior to joining SSR Mining, White held various corporate and regional roles at Newmont Mining (NEM) including serving as the Regional CFO for North America. White will join the company at the end of March.

In an interview on CNBC's Mad Money Jayshree Ullal said Arista is a preferred partner with cloud titans, but it's also looking to diversify. The company is doing everything possible to protect the network and work with best of breed, she added. It has been planning for the worst cases in terms of chip shortages and Ullal is "hoping to recover better" by summer.

In a regulatory filing, Estee Lauder executive VP of Global R&D Carl P. Haney disclosed the sale of 8,000 class A common shares of the company on February 24 at a price of $295.49 per share.

In a regulatory filing, Solaris Oilfield Infrastructure chairman and CEO William A. Zartler disclosed the sale of 500,000 common shares of the company on February 25 at a price of $11 per share.

Huntington Ingalls Industries announced that its Ingalls Shipbuilding division has been awarded a cost-plus-fixed-fee contract for life-cycle engineering and support services on the U.S. Navy's San Antonio class of amphibious transport docks. This follow-on contract consists of a base contract valued at $36.9M with a cumulative value of $213.9M if all options are exercised. "This contract enables Ingalls to continue providing LPD support and services that are critical to the sustainment of the Navy's amphibious fleet," Ingalls Shipbuilding President Brian Cuccias said. "Our talented workforce has the knowledge and experience required to perform this important work, and we are committed to ensuring these state-of-the-art warships serve our nation well into the future." Services provided in this contract include engineering change management; systems engineering and integration; supply chain management; training for new LPD 17-class shipboard systems; and the execution of industrial post-delivery availabilities.

Bell-Boeing Joint Project Office was awarded a $309.58M modification to previously awarded fixed-price-incentive-firm-target, cost-plus-fixed-fee contract for the production and delivery of four CMV-22B variation in quantity aircraft for the Navy. Work is expected to be completed in March 2025. FY21 aircraft procurement funds in the amount of $309.58M will be obligated at the time of award, none of which will expire at the end of the current fiscal year. The Naval Air Systems Command is the contracting activity.

In a regulatory filing, Crown Castle chief commercial officer Michael Joseph Kavanagh disclosed the sale of 3,796 common shares of the company on February 25 at a price of $161.22 per share.

Eli Lilly was awarded a $210M firm-fixed-price contract for 100,000 doses of Lilly's combination monoclonal antibody therapeutic treatment. Bids were solicited via the internet with one received. Work locations and funding will be determined with each order, with an estimated completion date of March 31. U.S. Army Contracting Command is the contracting activity.

In a regulatory filing, Ralph Lauren chief commercial officer Andrew Howard Smith disclosed the sale of 9,763 class A common shares of the company on February 25 at a price of $120 per share.