Risk decomposition
GOOGL
Market → sector → subsector → α-residual · 2026-01-09 → 2026-07-02

Market
+9.3%
Sector
-5.5%
Subsector
+0.1%
α residual
+4.5%
Stock
+8.4%
Every position carries the market, its sector, and its subsector before any stock-specific move. The waterfall splits GOOGL'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=GOOGL&years=1