FSLY vs VAL: Correlation
Fastly, Inc. (FSLY) and Valaris Limited (VAL) show a moderate relationship: their 3-year correlation of weekly returns is 0.50.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are FSLY and VAL?
Across a 3-year window, the weekly returns of FSLY and VAL correlate at 0.50, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.65 versus 0.50 over 3 years. Stretching to 5 years gives 0.34, with an annualized covariance of 2664.2 %².
By 3-year correlation, VAL places #4 of the 11 assets tracked against FSLY. Correlation aside, the last 12 months split them widely, with FSLY ahead by 155.7 points (+229.0% versus +73.3%). Risk is not evenly split, since FSLY carries 1.9 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.
FSLY vs VAL: side by side
| FSLY (Fastly, Inc.) | VAL (Valaris Limited) | |
|---|---|---|
| 1-year return | +229.0% | +73.3% |
| 5-year return | -43.5% | +200.2% |
| Volatility (ann.) | 101.8% | 52.9% |
| Beta vs S&P 500 | 1.26 | 0.77 |
| Max drawdown (3Y) | -80.0% | -63.8% |
| Market cap | $3.9B | $5.9B |
| P/E (trailing) | – | 6.3 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | FSLY | VAL |
|---|---|---|
| 2022 | -76.9% | +87.8% |
| 2023 | +117.3% | +1.4% |
| 2024 | -47.0% | -35.5% |
| 2025 | +7.8% | +13.9% |
| 2026 | +142.0% | +69.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FSLY and VAL good diversifiers for each other?
Only partially. A correlation of 0.50 means FSLY and VAL share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between FSLY and VAL?
As of 2026-08-27, the correlation of weekly returns between FSLY and VAL is 0.50 over 3 years, 0.65 over 1 year and 0.34 over 5 years.
Is VAL a good diversifier for FSLY?
Only partially. A correlation of 0.50 means FSLY and VAL share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.50 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/fsly-vs-val.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/fsly-vs-val/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: FSLY correlations · VAL correlations
