IVF vs SPY: Correlation
INVO Fertility, Inc. (IVF) and SPDR S&P 500 ETF Trust (SPY) show a near-zero relationship: their 3-year correlation of weekly returns is -0.05.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IVF and SPY?
Over the past 3 years, IVF and SPY moved with a correlation of -0.05, which is near zero, meaning they move largely independently. Recent behaviour matches the longer record: -0.08 over 1 year against -0.05 over 3. Over 5 years the correlation is 0.07, and the annualized covariance of weekly returns is -115.3 %².
By 3-year correlation, SPY places #7 of the 14 assets tracked against IVF. The last year tells two different stories: SPY led by 118.1 percentage points, -97.5% for IVF against +20.6% for SPY. Risk is not evenly split, since IVF carries 10.4 times the volatility of the other side.
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.
IVF vs SPY: side by side
| IVF (INVO Fertility, Inc.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -97.5% | +20.6% |
| 5-year return | -100.0% | +82.4% |
| Volatility (ann.) | 150.4% | 14.5% |
| Beta vs S&P 500 | -0.55 | 1.00 |
| Max drawdown (3Y) | -100.0% | -18.8% |
| Market cap | – | – |
| P/E (trailing) | 0.0 | – |
| Dividend yield | 0.00% | 1.01% |
| Expense ratio | – | 0.09% |
| Assets under management | – | $795.3B |
| Sector / category | US Listed | ETF · US Large Cap |
SPY is a Large Blend fund from State Street Investment Management: $795.3B under management, 504 holdings, a 0.09% expense ratio, a 1.01% trailing dividend yield.
Year-by-year returns
| Year | IVF | SPY |
|---|---|---|
| 2022 | -87.3% | -18.2% |
| 2023 | -84.1% | +26.2% |
| 2024 | -40.0% | +24.9% |
| 2025 | -99.7% | +17.7% |
| 2026 | -72.6% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IVF and SPY good diversifiers for each other?
Yes. With a correlation of -0.05, IVF and SPY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between IVF and SPY?
Using weekly returns as of 2026-08-27: -0.05 over 3 years, with -0.08 over the last year and 0.07 over 5 years.
Is SPY a good diversifier for IVF?
Yes. With a correlation of -0.05, IVF and SPY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.05 mean?
On the −1 to +1 scale, -0.05 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/ivf-vs-spy.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ivf-vs-spy/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: IVF correlations · SPY correlations
