OWLT vs SPY: Correlation
How closely do Owlet, Inc. (OWLT) and SPDR S&P 500 ETF Trust (SPY) trade together? Their weekly returns over three years give a correlation of 0.35, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OWLT and SPY?
Across a 3-year window, the weekly returns of OWLT and SPY correlate at 0.35, moderate. The link has tightened recently: the 1-year correlation (0.47) runs above the 3-year figure (0.35). Stretching to 5 years gives 0.32, with an annualized covariance of 374.8 %².
Out of 10 assets tracked against OWLT, SPY lands near the bottom at #6. Correlation aside, the last 12 months split them widely, with SPY ahead by 51.1 points (-30.5% versus +20.6%). Risk is not evenly split, since OWLT carries 5.2 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.
OWLT vs SPY: side by side
| OWLT (Owlet, Inc.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -30.5% | +20.6% |
| 5-year return | -94.4% | +82.4% |
| Volatility (ann.) | 75.1% | 14.5% |
| Beta vs S&P 500 | 1.79 | 1.00 |
| Max drawdown (3Y) | -73.1% | -18.8% |
| Market cap | $0.1B | – |
| P/E (trailing) | – | – |
| 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 | OWLT | SPY |
|---|---|---|
| 2022 | -79.1% | -18.2% |
| 2023 | -32.5% | +26.2% |
| 2024 | -15.7% | +24.9% |
| 2025 | +263.8% | +17.7% |
| 2026 | -69.1% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OWLT and SPY good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.35 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between OWLT and SPY?
Using weekly returns as of 2026-08-27: 0.35 over 3 years, with 0.47 over the last year and 0.32 over 5 years.
Is SPY a good diversifier for OWLT?
Yes, to a useful degree: a correlation of 0.35 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.35 mean?
On the −1 to +1 scale, 0.35 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: OWLT correlations · SPY correlations
