ROMA vs TLYS: Correlation
How closely do Roma Green Finance Limited - Class A (ROMA) and Tilly's, Inc. (TLYS) trade together? Their weekly returns over three years give a correlation of 0.32, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ROMA and TLYS?
On 3 years of weekly data the ROMA/TLYS correlation comes out at 0.32, moderate. The link has tightened recently: the 1-year correlation (0.48) runs above the 3-year figure (0.32). The 5-year figure is n/a, and annualized covariance runs at 4008.9 %².
Among the 11 assets we track against ROMA, TLYS ranks #4 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months ROMA outperformed by 158.3 percentage points (+263.6% for ROMA against +105.3% for TLYS).
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.
ROMA vs TLYS: side by side
| ROMA (Roma Green Finance Limited - Class A) | TLYS (Tilly's, Inc.) | |
|---|---|---|
| 1-year return | +263.6% | +105.3% |
| 5-year return | n/a | -74.2% |
| Volatility (ann.) | 122.9% | 96.5% |
| Beta vs S&P 500 | 0.47 | 0.68 |
| Max drawdown (3Y) | -88.0% | -92.3% |
| Market cap | $0.5B | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ROMA | TLYS |
|---|---|---|
| 2022 | – | -43.8% |
| 2023 | – | -16.7% |
| 2024 | – | -43.6% |
| 2025 | +116.7% | -53.2% |
| 2026 | +442.1% | +93.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ROMA and TLYS good diversifiers for each other?
Reasonably. At 0.32, ROMA and TLYS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ROMA and TLYS?
As of 2026-08-27, the correlation of weekly returns between ROMA and TLYS is 0.32 over 3 years, 0.48 over 1 year and n/a over 5 years.
Is TLYS a good diversifier for ROMA?
Reasonably. At 0.32, ROMA and TLYS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.32 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/roma-vs-tlys.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/roma-vs-tlys/)
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Related comparisons
Hubs: ROMA correlations · TLYS correlations
