INBK vs PRK: Correlation
First Internet Bancorp (INBK) and Park National Corporation (PRK) show a strong relationship: their 3-year correlation of weekly returns is 0.71.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are INBK and PRK?
Across a 3-year window, the weekly returns of INBK and PRK correlate at 0.71, strong. Recent behaviour matches the longer record: 0.68 over 1 year against 0.71 over 3. Stretching to 5 years gives 0.56, with an annualized covariance of 864.2 %².
PRK is one of the assets that tracks INBK most closely: it ranks #3 out of the 11 assets we track against INBK. On 12-month performance PRK holds a 7.7-point edge, +9.5% against +17.2%. Note the risk asymmetry: INBK runs 1.5 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
INBK vs PRK: side by side
| INBK (First Internet Bancorp) | PRK (Park National Corporation) | |
|---|---|---|
| 1-year return | +9.5% | +17.2% |
| 5-year return | -3.5% | +98.6% |
| Volatility (ann.) | 43.2% | 28.2% |
| Beta vs S&P 500 | 0.96 | 0.78 |
| Max drawdown (3Y) | -59.0% | -30.4% |
| Market cap | $0.2B | $3.6B |
| P/E (trailing) | – | 17.7 |
| Dividend yield | 0.88% | 2.18% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | INBK | PRK |
|---|---|---|
| 2022 | -48.0% | +6.1% |
| 2023 | +1.0% | -2.0% |
| 2024 | +49.9% | +33.0% |
| 2025 | -41.4% | -8.1% |
| 2026 | +32.2% | +32.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are INBK and PRK good diversifiers for each other?
To a limited degree. At 0.71 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between INBK and PRK?
The INBK/PRK correlation stands at 0.71 on a 3-year window (1 year: 0.68, 5 years: 0.56), computed from weekly returns as of 2026-08-27.
Is PRK a good diversifier for INBK?
To a limited degree. At 0.71 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.71 mean?
A reading of 0.71 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/inbk-vs-prk.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/inbk-vs-prk/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: INBK correlations · PRK correlations
