DFLI vs PFE: Correlation
Measured on weekly returns over the past three years, Dragonfly Energy Holdings Corp (DFLI) and Pfizer (PFE) carry a correlation of 0.41, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DFLI and PFE?
Over the past 3 years, DFLI and PFE moved with a correlation of 0.41, which is moderate. The link has tightened recently: the 1-year correlation (0.56) runs above the 3-year figure (0.41). Over 5 years the correlation is 0.30, and the annualized covariance of weekly returns is 2031.6 %².
Among the 15 assets we track against DFLI, PFE ranks #4 by 3-year correlation. Correlation aside, the last 12 months split them widely, with PFE ahead by 84.4 points (-64.8% versus +19.6%). Note the risk asymmetry: DFLI runs 8.8 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.
DFLI vs PFE: side by side
| DFLI (Dragonfly Energy Holdings Corp) | PFE (Pfizer) | |
|---|---|---|
| 1-year return | -64.8% | +19.6% |
| 5-year return | -99.9% | -21.9% |
| Volatility (ann.) | 208.7% | 23.8% |
| Beta vs S&P 500 | 1.72 | 0.40 |
| Max drawdown (3Y) | -99.3% | -34.8% |
| Market cap | – | $159.7B |
| P/E (trailing) | – | 37.4 |
| Dividend yield | 0.00% | 6.08% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | DFLI | PFE |
|---|---|---|
| 2022 | +19.4% | -10.4% |
| 2023 | -95.4% | -41.3% |
| 2024 | -43.0% | -2.2% |
| 2025 | -89.0% | +0.6% |
| 2026 | -62.9% | +18.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DFLI and PFE good diversifiers for each other?
Reasonably. At 0.41, DFLI and PFE keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between DFLI and PFE?
The DFLI/PFE correlation stands at 0.41 on a 3-year window (1 year: 0.56, 5 years: 0.30), computed from weekly returns as of 2026-08-27.
Is PFE a good diversifier for DFLI?
Reasonably. At 0.41, DFLI and PFE keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.41 mean?
On the −1 to +1 scale, 0.41 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.
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Related comparisons
Hubs: DFLI correlations · PFE correlations
