MACI vs THM: Correlation
Melar Acquisition Corp. I - Class A (MACI) and International Tower Hill Mines, Ltd. (THM) show a negative relationship: their 3-year correlation of weekly returns is -0.19.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MACI and THM?
Across a 3-year window, the weekly returns of MACI and THM correlate at -0.19, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.26 over 1 year against -0.19 over 3. Stretching to 5 years gives n/a, with an annualized covariance of -36.0 %².
By 3-year correlation, THM places #32 of the 71 assets tracked against MACI. Their recent paths diverged sharply: over the last 12 months THM outperformed by 96.3 percentage points (+4.4% for MACI against +100.7% for THM). One caveat on sizing: THM is 42.8 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.
MACI vs THM: side by side
| MACI (Melar Acquisition Corp. I - Class A) | THM (International Tower Hill Mines, Ltd.) | |
|---|---|---|
| 1-year return | +4.4% | +100.7% |
| 5-year return | n/a | +222.1% |
| Volatility (ann.) | 2.1% | 89.9% |
| Beta vs S&P 500 | -0.03 | 1.27 |
| Max drawdown (3Y) | -2.0% | -51.5% |
| Market cap | $0.2B | – |
| P/E (trailing) | 60.9 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | MACI | THM |
|---|---|---|
| 2022 | – | -41.1% |
| 2023 | – | +37.2% |
| 2024 | – | -22.0% |
| 2025 | +5.7% | +304.3% |
| 2026 | +3.1% | +48.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MACI and THM good diversifiers for each other?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
FAQ
What is the correlation between MACI and THM?
As of 2026-08-27, the correlation of weekly returns between MACI and THM is -0.19 over 3 years, -0.26 over 1 year and n/a over 5 years.
Is THM a good diversifier for MACI?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
What does a correlation of -0.19 mean?
A reading of -0.19 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/maci-vs-thm.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/maci-vs-thm/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MACI correlations · THM correlations
