NKTR vs SERA: Correlation
How closely do Nektar Therapeutics (NKTR) and Sera Prognostics, Inc. (SERA) trade together? Their weekly returns over three years give a correlation of 0.46, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are NKTR and SERA?
On 3 years of weekly data the NKTR/SERA correlation comes out at 0.46, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.14 versus 0.46 over 3 years. The 5-year figure is 0.33, and annualized covariance runs at 8722.4 %².
Among the 14 assets we track against NKTR, SERA ranks #4 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months NKTR outperformed by 183.1 percentage points (+154.6% for NKTR against -28.5% for SERA).
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.
NKTR vs SERA: side by side
| NKTR (Nektar Therapeutics) | SERA (Sera Prognostics, Inc.) | |
|---|---|---|
| 1-year return | +154.6% | -28.5% |
| 5-year return | -67.2% | -79.2% |
| Volatility (ann.) | 152.4% | 125.6% |
| Beta vs S&P 500 | 3.24 | 1.29 |
| Max drawdown (3Y) | -73.2% | -87.3% |
| Market cap | $2.5B | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | NKTR | SERA |
|---|---|---|
| 2022 | -83.3% | -81.7% |
| 2023 | -75.2% | +374.6% |
| 2024 | +66.1% | +36.1% |
| 2025 | +203.1% | -63.8% |
| 2026 | +76.3% | -31.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are NKTR and SERA good diversifiers for each other?
A fair diversifier. At 0.46, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between NKTR and SERA?
The NKTR/SERA correlation stands at 0.46 on a 3-year window (1 year: 0.14, 5 years: 0.33), computed from weekly returns as of 2026-08-27.
Is SERA a good diversifier for NKTR?
A fair diversifier. At 0.46, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.46 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/nktr-vs-sera.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/nktr-vs-sera/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: NKTR correlations · SERA correlations
