PNC vs STT: Correlation
Measured on weekly returns over the past three years, PNC Financial Services (PNC) and State Street Corporation (STT) carry a correlation of 0.73, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PNC and STT?
On 3 years of weekly data the PNC/STT correlation comes out at 0.73, strong. The link has loosened recently: the 1-year correlation (0.55) runs below the 3-year figure (0.73). The 5-year figure is 0.72, and annualized covariance runs at 426.1 %².
Within PNC's tracked universe of 47 assets, STT comes in at #20 by 3-year correlation. The last year tells two different stories: STT led by 50.6 percentage points, +22.1% for PNC against +72.7% for STT. The rolling one-year correlation moved between 0.53 and 0.83 over the past three years, a moderate range.
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.
PNC vs STT: side by side
| PNC (PNC Financial Services) | STT (State Street Corporation) | |
|---|---|---|
| 1-year return | +22.1% | +72.7% |
| 5-year return | +53.5% | +144.9% |
| Volatility (ann.) | 25.6% | 22.9% |
| Beta vs S&P 500 | 0.92 | 0.97 |
| Max drawdown (3Y) | -29.8% | -25.7% |
| Market cap | $97.1B | $53.1B |
| P/E (trailing) | 13.5 | 17.1 |
| Dividend yield | 2.78% | 1.74% |
| Sector / category | Financials | Financials |
Year-by-year returns
| Year | PNC | STT |
|---|---|---|
| 2022 | -18.6% | -13.8% |
| 2023 | +2.7% | +3.5% |
| 2024 | +29.4% | +30.2% |
| 2025 | +12.2% | +35.5% |
| 2026 | +19.4% | +52.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PNC and STT good diversifiers for each other?
Only partially. A correlation of 0.73 means PNC and STT share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between PNC and STT?
As of 2026-08-27, the correlation of weekly returns between PNC and STT is 0.73 over 3 years, 0.55 over 1 year and 0.72 over 5 years.
Is STT a good diversifier for PNC?
Only partially. A correlation of 0.73 means PNC and STT share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.73 mean?
On the −1 to +1 scale, 0.73 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
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Related comparisons
Hubs: PNC correlations · STT correlations
