PLAB vs VRRM: Correlation
Photronics, Inc. (PLAB) and Verra Mobility Corporation (VRRM) show a moderate relationship: their 3-year correlation of weekly returns is 0.35.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PLAB and VRRM?
On 3 years of weekly data the PLAB/VRRM correlation comes out at 0.35, moderate. The link has tightened recently: the 1-year correlation (0.46) runs above the 3-year figure (0.35). The 5-year figure is 0.34, and annualized covariance runs at 1060.7 %².
Out of 14 assets tracked against PLAB, VRRM lands near the bottom at #11. Correlation aside, the last 12 months split them widely, with PLAB ahead by 108.8 points (+26.2% versus -82.6%).
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.
PLAB vs VRRM: side by side
| PLAB (Photronics, Inc.) | VRRM (Verra Mobility Corporation) | |
|---|---|---|
| 1-year return | +26.2% | -82.6% |
| 5-year return | +106.4% | -71.6% |
| Volatility (ann.) | 60.0% | 50.8% |
| Beta vs S&P 500 | 1.56 | 0.33 |
| Max drawdown (3Y) | -50.6% | -87.5% |
| Market cap | $1.8B | $0.7B |
| P/E (trailing) | 10.8 | 16.3 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PLAB | VRRM |
|---|---|---|
| 2022 | -10.7% | -10.4% |
| 2023 | +86.4% | +66.5% |
| 2024 | -24.9% | +5.0% |
| 2025 | +35.8% | -7.3% |
| 2026 | -5.4% | -80.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PLAB and VRRM good diversifiers for each other?
Reasonably. At 0.35, PLAB and VRRM keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between PLAB and VRRM?
As of 2026-08-27, the correlation of weekly returns between PLAB and VRRM is 0.35 over 3 years, 0.46 over 1 year and 0.34 over 5 years.
Is VRRM a good diversifier for PLAB?
Reasonably. At 0.35, PLAB and VRRM keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.35 mean?
A reading of 0.35 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/plab-vs-vrrm.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/plab-vs-vrrm/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PLAB correlations · VRRM correlations
