Risk decomposition
PLTR
Market → sector → subsector → α-residual · 2026-05-01 → 2026-10-21

Market
+11.8%
Sector
+10.7%
Subsector
+8.8%
α residual
+10.2%
Stock
+41.4%
Every position carries the market, its sector, and its subsector before any stock-specific move. The waterfall splits PLTR'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=PLTR&years=1