CET vs IDN: Correlation
Measured on weekly returns over the past three years, Central Securities Corporation (CET) and Intellicheck, Inc. (IDN) carry a correlation of 0.37, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CET and IDN?
On 3 years of weekly data the CET/IDN correlation comes out at 0.37, moderate. Recent behaviour matches the longer record: 0.29 over 1 year against 0.37 over 3. The 5-year figure is 0.31, and annualized covariance runs at 407.2 %².
Among the 38 assets we track against CET, IDN sits near the bottom by co-movement, at rank #35. Correlation aside, the last 12 months split them widely, with CET ahead by 62.3 points (+15.7% versus -46.6%). Risk is not evenly split, since IDN carries 6.7 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.
CET vs IDN: side by side
| CET (Central Securities Corporation) | IDN (Intellicheck, Inc.) | |
|---|---|---|
| 1-year return | +15.7% | -46.6% |
| 5-year return | +73.3% | -67.2% |
| Volatility (ann.) | 12.8% | 85.3% |
| Beta vs S&P 500 | 0.78 | 1.75 |
| Max drawdown (3Y) | -15.4% | -68.7% |
| Market cap | – | $0.1B |
| P/E (trailing) | 7.3 | 17.8 |
| Dividend yield | 5.03% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CET | IDN |
|---|---|---|
| 2022 | -19.7% | -56.7% |
| 2023 | +19.2% | -5.0% |
| 2024 | +26.8% | +47.4% |
| 2025 | +17.2% | +138.6% |
| 2026 | +8.3% | -57.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CET and IDN good diversifiers for each other?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between CET and IDN?
The CET/IDN correlation stands at 0.37 on a 3-year window (1 year: 0.29, 5 years: 0.31), computed from weekly returns as of 2026-08-27.
Is IDN a good diversifier for CET?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.37 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/cet-vs-idn.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/cet-vs-idn/)
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Related comparisons
Hubs: CET correlations · IDN correlations
