SEC/EDGAR filings + BTS T-100 · 2016–present

Assets

Aircraft, loyalty programs, PP&E, and fleet financing — what a carrier owns, leases, or has pledged as collateral, organized by who holds the asset.

Fleet composition and carrier-owned assets — narrowbody/widebody mix, Delta's refinery segment

Fleet Mix Evolution

Narrowbody / widebody / regional split over time, from T-100's aircraft-type-tagged segment data.

Airline:

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Delta's Refinery Segment

Delta is the only major U.S. carrier that owns a refinery — a distinct reportable segment in its own 10-K, not a hedge. No other tracked carrier has a comparable segment to compare against.

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