BAH vs PSN: Correlation
How closely do Booz Allen Hamilton Holding Corporation (BAH) and Parsons Corporation (PSN) trade together? Their weekly returns over three years give a correlation of 0.43, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BAH and PSN?
On 3 years of weekly data the BAH/PSN correlation comes out at 0.43, moderate. The relationship has been stable: the 1-year correlation (0.39) sits close to the 3-year figure. The 5-year figure is 0.47, and annualized covariance runs at 602.1 %².
Within BAH's tracked universe of 12 assets, PSN comes in at #6 by 3-year correlation. The trailing year gives BAH the advantage: -30.4% versus -38.7%, a 8.3-point spread.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
BAH vs PSN: side by side
| BAH (Booz Allen Hamilton Holding Corporation) | PSN (Parsons Corporation) | |
|---|---|---|
| 1-year return | -30.4% | -38.7% |
| 5-year return | +1.1% | +38.4% |
| Volatility (ann.) | 35.2% | 39.4% |
| Beta vs S&P 500 | 0.58 | 0.82 |
| Max drawdown (3Y) | -66.6% | -64.4% |
| Market cap | $9.0B | $5.3B |
| P/E (trailing) | 11.7 | 34.0 |
| Dividend yield | 3.07% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BAH | PSN |
|---|---|---|
| 2022 | +25.7% | +37.4% |
| 2023 | +24.5% | +35.6% |
| 2024 | +2.0% | +47.1% |
| 2025 | -33.0% | -33.0% |
| 2026 | -9.2% | -20.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BAH and PSN good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.43 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BAH and PSN?
Using weekly returns as of 2026-08-27: 0.43 over 3 years, with 0.39 over the last year and 0.47 over 5 years.
Is PSN a good diversifier for BAH?
Yes, to a useful degree: a correlation of 0.43 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.43 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/bah-vs-psn.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bah-vs-psn/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BAH correlations · PSN correlations
