MASS vs MGTX: Correlation
Measured on weekly returns over the past three years, 908 Devices Inc. (MASS) and MeiraGTx Holdings plc (MGTX) carry a correlation of 0.47, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MASS and MGTX?
On 3 years of weekly data the MASS/MGTX correlation comes out at 0.47, moderate. The relationship has been stable: the 1-year correlation (0.41) sits close to the 3-year figure. The 5-year figure is 0.42, and annualized covariance runs at 2967.5 %².
Few assets follow MASS as closely as MGTX, which ranks #1 of 10 tracked partners. On 12-month performance MGTX holds a 13.9-point edge, +76.2% against +90.1%.
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.
MASS vs MGTX: side by side
| MASS (908 Devices Inc.) | MGTX (MeiraGTx Holdings plc) | |
|---|---|---|
| 1-year return | +76.2% | +90.1% |
| 5-year return | -69.9% | +2.2% |
| Volatility (ann.) | 82.7% | 77.0% |
| Beta vs S&P 500 | 1.55 | 2.02 |
| Max drawdown (3Y) | -84.9% | -47.1% |
| Market cap | $0.5B | $1.4B |
| P/E (trailing) | – | 16.8 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | MASS | MGTX |
|---|---|---|
| 2022 | -70.5% | -72.5% |
| 2023 | +47.2% | +7.7% |
| 2024 | -80.4% | -13.2% |
| 2025 | +138.6% | +30.5% |
| 2026 | +111.4% | +77.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MASS and MGTX good diversifiers for each other?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between MASS and MGTX?
Using weekly returns as of 2026-08-27: 0.47 over 3 years, with 0.41 over the last year and 0.42 over 5 years.
Is MGTX a good diversifier for MASS?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.47 mean?
On the −1 to +1 scale, 0.47 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/mass-vs-mgtx.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/mass-vs-mgtx/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MASS correlations · MGTX correlations
