RCI vs SPIR: Correlation
Measured on weekly returns over the past three years, Rogers Communication, Inc. (RCI) and Spire Global, Inc. (SPIR) carry a correlation of -0.17, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RCI and SPIR?
On 3 years of weekly data the RCI/SPIR correlation comes out at -0.17, negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.40) runs below the 3-year figure (-0.17). The 5-year figure is -0.06, and annualized covariance runs at -407.1 %².
Out of 11 assets tracked against RCI, SPIR lands near the bottom at #9. Correlation aside, the last 12 months split them widely, with SPIR ahead by 48.9 points (+4.8% versus +53.7%). One caveat on sizing: SPIR is 3.8 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
RCI vs SPIR: side by side
| RCI (Rogers Communication, Inc.) | SPIR (Spire Global, Inc.) | |
|---|---|---|
| 1-year return | +4.8% | +53.7% |
| 5-year return | -14.6% | -81.3% |
| Volatility (ann.) | 24.8% | 94.0% |
| Beta vs S&P 500 | 0.25 | 2.35 |
| Max drawdown (3Y) | -48.2% | -66.2% |
| Market cap | $19.7B | $0.6B |
| P/E (trailing) | 4.5 | – |
| Dividend yield | 5.42% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RCI | SPIR |
|---|---|---|
| 2022 | +1.6% | -71.6% |
| 2023 | +3.4% | +1.8% |
| 2024 | -31.9% | +79.9% |
| 2025 | +27.3% | -46.7% |
| 2026 | -1.6% | +86.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RCI and SPIR good diversifiers for each other?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
FAQ
What is the correlation between RCI and SPIR?
As of 2026-08-27, the correlation of weekly returns between RCI and SPIR is -0.17 over 3 years, -0.40 over 1 year and -0.06 over 5 years.
Is SPIR a good diversifier for RCI?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
What does a correlation of -0.17 mean?
A reading of -0.17 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/rci-vs-spir.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/rci-vs-spir/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: RCI correlations · SPIR correlations
