CELC vs IEX: Correlation
Celcuity Inc. (CELC) and IDEX Corporation (IEX) show a negative relationship: their 3-year correlation of weekly returns is -0.23.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CELC and IEX?
Over the past 3 years, CELC and IEX moved with a correlation of -0.23, which is negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (0.04) runs above the 3-year figure (-0.23). Over 5 years the correlation is -0.18, and the annualized covariance of weekly returns is -661.5 %².
By 3-year correlation, IEX places #22 of the 38 assets tracked against CELC. Correlation aside, the last 12 months split them widely, with CELC ahead by 43.6 points (+86.6% versus +43.0%). One caveat on sizing: CELC is 5.3 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 IEX: side by side
| CELC (Celcuity Inc.) | IEX (IDEX Corporation) | |
|---|---|---|
| 1-year return | +86.6% | +43.0% |
| 5-year return | +324.8% | +10.5% |
| Volatility (ann.) | 124.5% | 23.3% |
| Beta vs S&P 500 | 0.76 | 0.89 |
| Max drawdown (3Y) | -62.0% | -34.6% |
| Market cap | $4.6B | $17.2B |
| P/E (trailing) | – | 33.8 |
| Dividend yield | 0.00% | 1.23% |
| Sector / category | US Listed | Industrials |
Year-by-year returns
| Year | CELC | IEX |
|---|---|---|
| 2022 | +6.2% | -2.2% |
| 2023 | +4.0% | -3.8% |
| 2024 | -10.2% | -2.4% |
| 2025 | +662.0% | -13.7% |
| 2026 | -6.5% | +32.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CELC and IEX good diversifiers for each other?
Yes: at -0.23, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between CELC and IEX?
The CELC/IEX correlation stands at -0.23 on a 3-year window (1 year: 0.04, 5 years: -0.18), computed from weekly returns as of 2026-08-27.
Is IEX a good diversifier for CELC?
Yes: at -0.23, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.23 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/celc-vs-iex.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/celc-vs-iex/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CELC correlations · IEX correlations
