CELC vs ESS: Correlation
Celcuity Inc. (CELC) and Essex Property Trust (ESS) show a negative relationship: their 3-year correlation of weekly returns is -0.19.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CELC and ESS?
Across a 3-year window, the weekly returns of CELC and ESS correlate at -0.19, negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (0.04) than the 3-year average (-0.19). Stretching to 5 years gives -0.13, with an annualized covariance of -519.1 %².
Within CELC's tracked universe of 38 assets, ESS comes in at #16 by 3-year correlation. Correlation aside, the last 12 months split them widely, with CELC ahead by 77.5 points (+86.6% versus +9.1%). One caveat on sizing: CELC is 5.6 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
CELC vs ESS: side by side
| CELC (Celcuity Inc.) | ESS (Essex Property Trust) | |
|---|---|---|
| 1-year return | +86.6% | +9.1% |
| 5-year return | +324.8% | +3.0% |
| Volatility (ann.) | 124.5% | 22.2% |
| Beta vs S&P 500 | 0.76 | 0.64 |
| Max drawdown (3Y) | -62.0% | -20.8% |
| Market cap | $4.6B | $19.4B |
| P/E (trailing) | – | 44.8 |
| Dividend yield | 0.00% | 3.58% |
| Sector / category | US Listed | Real Estate |
Year-by-year returns
| Year | CELC | ESS |
|---|---|---|
| 2022 | +6.2% | -37.8% |
| 2023 | +4.0% | +22.0% |
| 2024 | -10.2% | +18.4% |
| 2025 | +662.0% | -5.0% |
| 2026 | -6.5% | +10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CELC and ESS good diversifiers for each other?
Yes: at -0.19, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between CELC and ESS?
The CELC/ESS correlation stands at -0.19 on a 3-year window (1 year: 0.04, 5 years: -0.13), computed from weekly returns as of 2026-08-27.
Is ESS a good diversifier for CELC?
Yes: at -0.19, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.19 mean?
On the −1 to +1 scale, -0.19 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/celc-vs-ess.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/celc-vs-ess/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CELC correlations · ESS correlations
