AMBO vs SES: Correlation
Ambow Education Holding Ltd. American Depository Shares (AMBO) and SES AI Corporation (SES) show a moderate relationship: their 3-year correlation of weekly returns is 0.59.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AMBO and SES?
Over the past 3 years, AMBO and SES moved with a correlation of 0.59, which is moderate. The link has loosened recently: the 1-year correlation (0.32) runs below the 3-year figure (0.59). Over 5 years the correlation is 0.53, and the annualized covariance of weekly returns is 25523.4 %².
SES is one of the assets that tracks AMBO most closely: it ranks #1 out of the 11 assets we track against AMBO. Over the last 12 months AMBO came out ahead by 8.6 percentage points (-42.4% against -51.0%). One caveat on sizing: SES is 2.0 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.
AMBO vs SES: side by side
| AMBO (Ambow Education Holding Ltd. American Depository Shares) | SES (SES AI Corporation) | |
|---|---|---|
| 1-year return | -42.4% | -51.0% |
| 5-year return | -86.6% | -94.5% |
| Volatility (ann.) | 146.2% | 294.5% |
| Beta vs S&P 500 | -0.00 | 2.43 |
| Max drawdown (3Y) | -73.6% | -89.7% |
| Market cap | – | $0.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AMBO | SES |
|---|---|---|
| 2022 | -67.0% | -68.3% |
| 2023 | -54.8% | -41.9% |
| 2024 | +52.2% | +19.7% |
| 2025 | +31.4% | -17.8% |
| 2026 | -24.3% | -69.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AMBO and SES good diversifiers for each other?
Only partially. A correlation of 0.59 means AMBO and SES 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 AMBO and SES?
Using weekly returns as of 2026-08-27: 0.59 over 3 years, with 0.32 over the last year and 0.53 over 5 years.
Is SES a good diversifier for AMBO?
Only partially. A correlation of 0.59 means AMBO and SES share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.59 mean?
On the −1 to +1 scale, 0.59 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/ambo-vs-ses.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ambo-vs-ses/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: AMBO correlations · SES correlations
