Boeing Company (BA)
Daily ERM3 factor decomposition: how much of BA's variance is explained by the market, its sector, and its subsector — and the ETF notionals that would neutralize each layer.
- Price
- $188.35
- Market cap
- $148.5B
- 23-day vol
- 31.9%
- Sector proxy
- XLI
- Subsector proxy
- PPA
Risk DNA
38% of BA's variance is systematic (explainable by market, sector, and subsector factors); the rest is stock-specific.
BA carries 62% stock-specific risk against a peer average of 70% — less of what happens here is specific to this name than is typical for its cohort.
ETF hedge ratios
Dollars of ETF to short per $1 of BA held — executable hedge weights, not regression betas. L1 hedges market only; L3 adds sector and subsector layers.
| Level | Market (SPY) | Sector (XLI) | Subsector (PPA) | Explained risk |
|---|---|---|---|---|
| L1 | $-1.22 | — | — | 21.8% |
| L2 | $-0.52 | $-0.74 | — | 28.3% |
| L3 | $-0.42 | $0.12 | $-0.90 | 38.3% |
Data as of October 24, 2026. Updated daily from the ERM3 pipeline.
13F filers holding BA
From the most recent quarterly 13F filings in our tracked filer universe, largest reported position first.
Browse every tracked 13F filer.
Go deeper on BA
Ask the AI risk analyst for BA's full history, peer comparison, or how it changes your portfolio's risk.