ATYR vs AVBP: Correlation
How closely do aTyr Pharma, Inc. (ATYR) and ArriVent BioPharma, Inc. (AVBP) trade together? Their weekly returns over three years give a correlation of 0.43, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATYR and AVBP?
Over the past 3 years, ATYR and AVBP moved with a correlation of 0.43, which is moderate. The relationship has been stable: the 1-year correlation (0.40) sits close to the 3-year figure. Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 2248.1 %².
Few assets follow ATYR as closely as AVBP, which ranks #1 of 10 tracked partners. The last year tells two different stories: AVBP led by 150.7 percentage points, -89.3% for ATYR against +61.4% for AVBP. Risk is not evenly split, since ATYR carries 1.8 times the volatility of the other side.
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.
ATYR vs AVBP: side by side
| ATYR (aTyr Pharma, Inc.) | AVBP (ArriVent BioPharma, Inc.) | |
|---|---|---|
| 1-year return | -89.3% | +61.4% |
| 5-year return | -89.9% | n/a |
| Volatility (ann.) | 94.3% | 52.7% |
| Beta vs S&P 500 | 1.25 | 1.06 |
| Max drawdown (3Y) | -94.0% | -54.3% |
| Market cap | $0.1B | $1.5B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ATYR | AVBP |
|---|---|---|
| 2022 | -70.7% | – |
| 2023 | -35.6% | – |
| 2024 | +156.7% | – |
| 2025 | -78.4% | -24.5% |
| 2026 | -29.2% | +54.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATYR and AVBP good diversifiers for each other?
Reasonably. At 0.43, ATYR and AVBP keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ATYR and AVBP?
The ATYR/AVBP correlation stands at 0.43 on a 3-year window (1 year: 0.40, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is AVBP a good diversifier for ATYR?
Reasonably. At 0.43, ATYR and AVBP keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.43 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/atyr-vs-avbp.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/atyr-vs-avbp/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ATYR correlations · AVBP correlations
