ACIC vs NNI: Correlation
American Coastal Insurance Corporation (ACIC) and Nelnet, Inc. (NNI) show a moderate relationship: their 3-year correlation of weekly returns is 0.39.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACIC and NNI?
On 3 years of weekly data the ACIC/NNI correlation comes out at 0.39, moderate. The past 12 months show a tighter link (0.59) than the 3-year average (0.39). The 5-year figure is 0.07, and annualized covariance runs at 285.1 %².
Few assets follow ACIC as closely as NNI, which ranks #3 of 10 tracked partners. The trailing year gives NNI the advantage: -6.3% versus -0.2%, a 6.1-point spread. Risk is not evenly split, since ACIC carries 1.5 times the volatility of the other side.
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.
ACIC vs NNI: side by side
| ACIC (American Coastal Insurance Corporation) | NNI (Nelnet, Inc.) | |
|---|---|---|
| 1-year return | -6.3% | -0.2% |
| 5-year return | +184.8% | +67.8% |
| Volatility (ann.) | 33.6% | 22.0% |
| Beta vs S&P 500 | 0.49 | 0.59 |
| Max drawdown (3Y) | -32.8% | -18.5% |
| Market cap | $0.4B | $4.6B |
| P/E (trailing) | 4.7 | 15.3 |
| Dividend yield | 0.00% | 1.01% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ACIC | NNI |
|---|---|---|
| 2022 | -75.1% | -6.0% |
| 2023 | +792.5% | -1.6% |
| 2024 | +42.3% | +22.4% |
| 2025 | -2.5% | +25.7% |
| 2026 | -20.6% | -3.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACIC and NNI good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ACIC and NNI?
The ACIC/NNI correlation stands at 0.39 on a 3-year window (1 year: 0.59, 5 years: 0.07), computed from weekly returns as of 2026-08-27.
Is NNI a good diversifier for ACIC?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 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/acic-vs-nni.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/acic-vs-nni/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ACIC correlations · NNI correlations
