American Airlines Group Inc (NASDAQ:AAL) shares are trading lower Tuesday after the company increased its average fuel price guidance for the first quarter.What Happened: American Airlines is presenting at the 2024 JPMorgan Industrials Conference on Tuesday. Ahead of the event, the company announced an updated outlook as it relates to fuel prices in the first quarter.American Airlines said fuel prices have increased significantly since the company provided guidance in its fourth-quarter earnings report. The company now expects to pay between $2.80 and $2.90 per gallon of jet fuel in the first quarter, versus prior expectations for prices ranging from