Check out the companies making the biggest moves in midday trading. Logistics firms — Shares of logistics companies were under pressure after Amazon said it would launch Amazon Supply Chain Services , its own freight, distribution, fulfillment and parcel shipping business. GXO Logistics shed 11%, UPS fell about 10%, while FedEx and C.H. Robinson each sunk 9%. Amazon shares were up 1%. Berkshire Hathaway — Both classes of Berkshire stock gained almost 1% after CEO Greg Abel reassured investors with his solid performance at the annual shareholders meeting on Saturday. Abel and key leaders at the company discussed its recent performance and reviewed opportunities ahead. Abel also said he had no intentions to break up the conglomerate . GlobalFoundaries — Shares rose 4% after Cantor Fitzgeraold upgraded the stock to overweight as it expects long-term earnings to accelerate. Analysts see a path for the company to $4.50 to $5.50 per share by 2030, supported by margin expansion, improving utilization and exposure to higher-value markets like silicon photonics, satcom, automotive and physical AI. Cantor raised its price target to $80 from $50. Global Business Travel Group — Investment firm Long Lake said it would buy Global Business Travel Group, the corporate travel operator also known as American Express Global Business Travel, for $6.3 billion. Long Lake said it’s a bet on how AI will reshape the travel sector. Global Business stock soared 57% …