Delta AIR Lines

At a glance

Delta AIR Lines reported 2025 revenue of $63.36B, up 2.8% from $61.64B in 2024. Over 4 years since 2021 ($29.9B), that is growth of about 20.7% a year. Operating margin was 9.2%, up from 6.3% in 2021. 2025 was the highest revenue year in this period.

In the last 12 months 12 insiders reported 0 open-market purchases and 28 sales ($126.3M). None of the sales were flagged as 10b5-1 plan trades. The largest was a sale of $31.4M by President Glen W Hauenstein on Feb 10, 2026.

Delta AIR Lines filed 12 current reports (Form 8-K) in the last 12 months, most often for results of operations (4), material agreement (3), officer or director change (3) and regulation fd disclosure (2). The latest officer or director change was reported on Mar 5, 2026. It reported a material agreement or a completed acquisition or disposal 3 times.

4 of the 20 investors tracked here held Delta AIR Lines at the last quarter end, worth $5.38B combined. It is the largest weight for Berkshire Hathaway (1.8% of its portfolio), followed by Duquesne Family Office (1.3%). New this quarter: Duquesne Family Office. Added: Berkshire Hathaway, Bridgewater Associates and National Pension Service (Korea).

Annual results

Fiscal year ends Dec 31 · incorporated in DE

Tracked investors holding (13F)

Weight is the share of each investor's portfolio, as of the quarter end.