NVCR vs TARA: Correlation
How closely do NovoCure Limited (NVCR) and Protara Therapeutics, Inc. (TARA) trade together? Their weekly returns over three years give a correlation of 0.39, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are NVCR and TARA?
On 3 years of weekly data the NVCR/TARA correlation comes out at 0.39, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.26 versus 0.39 over 3 years. The 5-year figure is 0.36, and annualized covariance runs at 2519.9 %².
By 3-year correlation, TARA places #5 of the 12 assets tracked against NVCR. Their recent paths diverged sharply: over the last 12 months NVCR outperformed by 27.5 percentage points (+51.0% for NVCR against +23.5% for TARA).
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.
NVCR vs TARA: side by side
| NVCR (NovoCure Limited) | TARA (Protara Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | +51.0% | +23.5% |
| 5-year return | -86.6% | -49.9% |
| Volatility (ann.) | 70.1% | 93.1% |
| Beta vs S&P 500 | 1.51 | 1.19 |
| Max drawdown (3Y) | -70.0% | -66.5% |
| Market cap | $2.1B | $0.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | NVCR | TARA |
|---|---|---|
| 2022 | -2.3% | -60.3% |
| 2023 | -79.6% | -30.0% |
| 2024 | +99.6% | +181.6% |
| 2025 | -56.6% | +0.9% |
| 2026 | +39.1% | -25.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are NVCR and TARA good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between NVCR and TARA?
Using weekly returns as of 2026-08-27: 0.39 over 3 years, with 0.26 over the last year and 0.36 over 5 years.
Is TARA a good diversifier for NVCR?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 mean?
A reading of 0.39 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/nvcr-vs-tara.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/nvcr-vs-tara/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: NVCR correlations · TARA correlations
