STIM vs STLN: Correlation
Neuronetics, Inc. (STIM) and Starling Oncology, Inc. (STLN) show a moderate relationship: their 3-year correlation of weekly returns is 0.36.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are STIM and STLN?
Over the past 3 years, STIM and STLN moved with a correlation of 0.36, which is moderate. The past 12 months show a tighter link (0.49) than the 3-year average (0.36). Over 5 years the correlation is 0.23, and the annualized covariance of weekly returns is 4537.0 %².
Among the 11 assets we track against STIM, STLN ranks #6 by 3-year correlation. The last year tells two different stories: STLN led by 95.1 percentage points, -11.9% for STIM against +83.2% for STLN.
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.
STIM vs STLN: side by side
| STIM (Neuronetics, Inc.) | STLN (Starling Oncology, Inc.) | |
|---|---|---|
| 1-year return | -11.9% | +83.2% |
| 5-year return | -54.7% | -36.1% |
| Volatility (ann.) | 109.2% | 116.5% |
| Beta vs S&P 500 | 1.83 | 1.39 |
| Max drawdown (3Y) | -87.3% | -94.8% |
| Market cap | $0.2B | $0.6B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | STIM | STLN |
|---|---|---|
| 2022 | +54.0% | -83.1% |
| 2023 | -57.8% | +23.6% |
| 2024 | -44.5% | -84.9% |
| 2025 | -14.3% | +1052.1% |
| 2026 | +114.5% | +78.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are STIM and STLN good diversifiers for each other?
A fair diversifier. At 0.36, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between STIM and STLN?
The STIM/STLN correlation stands at 0.36 on a 3-year window (1 year: 0.49, 5 years: 0.23), computed from weekly returns as of 2026-08-27.
Is STLN a good diversifier for STIM?
A fair diversifier. At 0.36, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.36 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/stim-vs-stln.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/stim-vs-stln/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: STIM correlations · STLN correlations
