ECX vs SPMC: Correlation
Measured on weekly returns over the past three years, ECARX Holdings Inc. - Class A (ECX) and Sound Point Meridian Capital, Inc. (SPMC) carry a correlation of 0.33, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ECX and SPMC?
On 3 years of weekly data the ECX/SPMC correlation comes out at 0.33, moderate. Recent behaviour matches the longer record: 0.42 over 1 year against 0.33 over 3. The 5-year figure is n/a, and annualized covariance runs at 1000.0 %².
By 3-year correlation, SPMC places #4 of the 12 assets tracked against ECX. Neither side won the trailing year by much: -33.1% against -34.6%. One caveat on sizing: ECX is 3.0 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.
ECX vs SPMC: side by side
| ECX (ECARX Holdings Inc. - Class A) | SPMC (Sound Point Meridian Capital, Inc.) | |
|---|---|---|
| 1-year return | -33.1% | -34.6% |
| 5-year return | -88.9% | n/a |
| Volatility (ann.) | 93.0% | 31.4% |
| Beta vs S&P 500 | 1.61 | 1.01 |
| Max drawdown (3Y) | -82.6% | -52.9% |
| Market cap | $0.4B | $0.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 30.91% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ECX | SPMC |
|---|---|---|
| 2022 | -18.1% | – |
| 2023 | -60.5% | – |
| 2024 | -33.2% | – |
| 2025 | -18.5% | -22.5% |
| 2026 | -37.8% | -20.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ECX and SPMC good diversifiers for each other?
A fair diversifier. At 0.33, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ECX and SPMC?
The ECX/SPMC correlation stands at 0.33 on a 3-year window (1 year: 0.42, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is SPMC a good diversifier for ECX?
A fair diversifier. At 0.33, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.33 mean?
On the −1 to +1 scale, 0.33 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ecx-vs-spmc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ecx-vs-spmc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ECX correlations · SPMC correlations
