Risk decomposition
XOM
Market → sector → subsector → α-residual · 2026-04-30 → 2026-10-20

Market
-4.4%
Sector
+13.9%
Subsector
+1.7%
α residual
+5.5%
Stock
+16.7%
Every position carries the market, its sector, and its subsector before any stock-specific move. The waterfall splits XOM's realized return into those benchmark layers; the α residual is what the three hedge layers do not explain.
source: RiskModels — GET /ticker-returns?ticker=XOM&years=1