source:[1] Transaction in Own Shares - GlobeNewswire (https://www.globenewswire.com/news-release/20 ...)[2] Transaction in Own Shares - SHEL - Stock Titan (https://www.stocktitan.net/news/SHEL/transact ...)[3] Shell Plc Begins $3 Billion Share Buyback Programme (https://www.directorstalkinterviews.com/shell ...)