INTZ vs TOMZ: Correlation
Intrusion Inc. (INTZ) and TOMI Environmental Solutions, Inc. (TOMZ) show a moderate relationship: their 3-year correlation of weekly returns is 0.32.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are INTZ and TOMZ?
Over the past 3 years, INTZ and TOMZ moved with a correlation of 0.32, which is moderate. Little has changed lately, as the 1-year reading of 0.22 lands near the 3-year figure. Over 5 years the correlation is 0.24, and the annualized covariance of weekly returns is 6199.0 %².
Within INTZ's tracked universe of 31 assets, TOMZ comes in at #26 by 3-year correlation. The last year tells two different stories: TOMZ led by 27.1 percentage points, -56.0% for INTZ against -28.9% for TOMZ. Note the risk asymmetry: INTZ runs 4.1 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.
INTZ vs TOMZ: side by side
| INTZ (Intrusion Inc.) | TOMZ (TOMI Environmental Solutions, Inc.) | |
|---|---|---|
| 1-year return | -56.0% | -28.9% |
| 5-year return | -99.1% | -66.5% |
| Volatility (ann.) | 281.6% | 68.9% |
| Beta vs S&P 500 | 2.38 | 1.00 |
| Max drawdown (3Y) | -97.9% | -61.6% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | INTZ | TOMZ |
|---|---|---|
| 2022 | -8.1% | -70.3% |
| 2023 | -92.1% | +106.1% |
| 2024 | -38.4% | +4.0% |
| 2025 | -62.7% | -25.7% |
| 2026 | -29.6% | -24.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are INTZ and TOMZ good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.32 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between INTZ and TOMZ?
The INTZ/TOMZ correlation stands at 0.32 on a 3-year window (1 year: 0.22, 5 years: 0.24), computed from weekly returns as of 2026-08-27.
Is TOMZ a good diversifier for INTZ?
Yes, to a useful degree: a correlation of 0.32 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.32 mean?
A reading of 0.32 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/intz-vs-tomz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/intz-vs-tomz/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: INTZ correlations · TOMZ correlations
