BLW vs EPRX: Correlation
How closely do Blackrock Limited Duration Income Trust (BLW) and Eupraxia Pharmaceuticals Inc. (EPRX) 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 BLW and EPRX?
Across a 3-year window, the weekly returns of BLW and EPRX correlate at 0.43, moderate. Recent behaviour matches the longer record: 0.44 over 1 year against 0.43 over 3. Stretching to 5 years gives n/a, with an annualized covariance of 187.0 %².
Among the 17 assets we track against BLW, EPRX sits near the bottom by co-movement, at rank #14. Correlation aside, the last 12 months split them widely, with EPRX ahead by 39.6 points (-0.2% versus +39.4%). Note the risk asymmetry: EPRX runs 5.0 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
BLW vs EPRX: side by side
| BLW (Blackrock Limited Duration Income Trust) | EPRX (Eupraxia Pharmaceuticals Inc.) | |
|---|---|---|
| 1-year return | -0.2% | +39.4% |
| 5-year return | +16.7% | n/a |
| Volatility (ann.) | 9.8% | 49.2% |
| Beta vs S&P 500 | 0.38 | 1.06 |
| Max drawdown (3Y) | -11.2% | -35.9% |
| Market cap | $0.5B | $0.5B |
| P/E (trailing) | 10.4 | – |
| Dividend yield | 10.69% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BLW | EPRX |
|---|---|---|
| 2022 | -15.9% | – |
| 2023 | +17.3% | – |
| 2024 | +11.1% | – |
| 2025 | +7.1% | +138.2% |
| 2026 | -0.8% | -2.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BLW and EPRX good diversifiers for each other?
Reasonably. At 0.43, BLW and EPRX keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between BLW and EPRX?
The BLW/EPRX correlation stands at 0.43 on a 3-year window (1 year: 0.44, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is EPRX a good diversifier for BLW?
Reasonably. At 0.43, BLW and EPRX keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.43 mean?
On the −1 to +1 scale, 0.43 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/blw-vs-eprx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/blw-vs-eprx/)
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Related comparisons
Hubs: BLW correlations · EPRX correlations
