EXFY vs PLSE: Correlation
Expensify, Inc. (EXFY) and Pulse Biosciences, Inc (PLSE) show a moderate relationship: their 3-year correlation of weekly returns is 0.41.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EXFY and PLSE?
Over the past 3 years, EXFY and PLSE moved with a correlation of 0.41, which is moderate. The past 12 months show a weaker link (0.26) than the 3-year average (0.41). Over 5 years the correlation is 0.31, and the annualized covariance of weekly returns is 2937.1 %².
Within EXFY's tracked universe of 12 assets, PLSE comes in at #7 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months PLSE outperformed by 173.1 percentage points (+33.3% for EXFY against +206.4% for PLSE).
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.
EXFY vs PLSE: side by side
| EXFY (Expensify, Inc.) | PLSE (Pulse Biosciences, Inc) | |
|---|---|---|
| 1-year return | +33.3% | +206.4% |
| 5-year return | -93.8% | +82.4% |
| Volatility (ann.) | 83.7% | 86.6% |
| Beta vs S&P 500 | 2.04 | 1.55 |
| Max drawdown (3Y) | -83.4% | -48.5% |
| Market cap | $0.2B | $3.5B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EXFY | PLSE |
|---|---|---|
| 2022 | -79.9% | -81.3% |
| 2023 | -72.0% | +341.9% |
| 2024 | +35.6% | +42.2% |
| 2025 | -54.9% | -21.1% |
| 2026 | +69.5% | +253.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EXFY and PLSE good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.41 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between EXFY and PLSE?
As of 2026-08-27, the correlation of weekly returns between EXFY and PLSE is 0.41 over 3 years, 0.26 over 1 year and 0.31 over 5 years.
Is PLSE a good diversifier for EXFY?
Yes, to a useful degree: a correlation of 0.41 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.41 mean?
A reading of 0.41 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/exfy-vs-plse.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/exfy-vs-plse/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EXFY correlations · PLSE correlations
