MTEN vs SPY: Correlation
How closely do Mingteng International Corporation Inc. - Class A (MTEN) and SPDR S&P 500 ETF Trust (SPY) trade together? Their weekly returns over three years give a correlation of 0.18, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MTEN and SPY?
On 3 years of weekly data the MTEN/SPY correlation comes out at 0.18, weak. Recent behaviour matches the longer record: 0.10 over 1 year against 0.18 over 3. The 5-year figure is n/a, and annualized covariance runs at 493.2 %².
Within MTEN's tracked universe of 17 assets, SPY comes in at #8 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months SPY outperformed by 120.6 percentage points (-100.0% for MTEN against +20.6% for SPY). Note the risk asymmetry: MTEN runs 12.4 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
MTEN vs SPY: side by side
| MTEN (Mingteng International Corporation Inc. - Class A) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -100.0% | +20.6% |
| 5-year return | n/a | +82.4% |
| Volatility (ann.) | 179.9% | 14.5% |
| Beta vs S&P 500 | 2.36 | 1.00 |
| Max drawdown (3Y) | -100.0% | -18.8% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 1.01% |
| Expense ratio | – | 0.09% |
| Assets under management | – | $795.3B |
| Sector / category | US Listed | ETF · US Large Cap |
SPY is a Large Blend fund from State Street Investment Management: $795.3B under management, 504 holdings, a 0.09% expense ratio, a 1.01% trailing dividend yield.
Year-by-year returns
| Year | MTEN | SPY |
|---|---|---|
| 2022 | – | -18.2% |
| 2023 | – | +26.2% |
| 2024 | – | +24.9% |
| 2025 | -86.5% | +17.7% |
| 2026 | -99.4% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MTEN and SPY good diversifiers for each other?
By historical standards, yes. A correlation of 0.18 means the two rarely move for the same reasons.
FAQ
What is the correlation between MTEN and SPY?
As of 2026-08-27, the correlation of weekly returns between MTEN and SPY is 0.18 over 3 years, 0.10 over 1 year and n/a over 5 years.
Is SPY a good diversifier for MTEN?
By historical standards, yes. A correlation of 0.18 means the two rarely move for the same reasons.
What does a correlation of 0.18 mean?
A reading of 0.18 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: MTEN correlations · SPY correlations
