LRN vs SPY: Correlation
Measured on weekly returns over the past three years, Stride, Inc. (LRN) and SPDR S&P 500 ETF Trust (SPY) carry a correlation of 0.07, a near-zero link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are LRN and SPY?
Across a 3-year window, the weekly returns of LRN and SPY correlate at 0.07, near zero, meaning they move largely independently. The link has loosened recently: the 1-year correlation (-0.04) runs below the 3-year figure (0.07). Stretching to 5 years gives 0.11, with an annualized covariance of 54.3 %².
Among the 16 assets we track against LRN, SPY ranks #6 by 3-year correlation. Correlation aside, the last 12 months split them widely, with SPY ahead by 70.4 points (-49.8% versus +20.6%). Risk is not evenly split, since LRN carries 3.8 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.
LRN vs SPY: side by side
| LRN (Stride, Inc.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -49.8% | +20.6% |
| 5-year return | +147.2% | +82.4% |
| Volatility (ann.) | 54.4% | 14.5% |
| Beta vs S&P 500 | 0.26 | 1.00 |
| Max drawdown (3Y) | -64.1% | -18.8% |
| Market cap | $3.5B | – |
| P/E (trailing) | 11.8 | – |
| 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 | LRN | SPY |
|---|---|---|
| 2022 | -6.2% | -18.2% |
| 2023 | +89.8% | +26.2% |
| 2024 | +75.1% | +24.9% |
| 2025 | -37.5% | +17.7% |
| 2026 | +31.4% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are LRN and SPY good diversifiers for each other?
By historical standards, yes. A correlation of 0.07 means the two rarely move for the same reasons.
FAQ
What is the correlation between LRN and SPY?
As of 2026-08-27, the correlation of weekly returns between LRN and SPY is 0.07 over 3 years, -0.04 over 1 year and 0.11 over 5 years.
Is SPY a good diversifier for LRN?
By historical standards, yes. A correlation of 0.07 means the two rarely move for the same reasons.
What does a correlation of 0.07 mean?
A reading of 0.07 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Hubs: LRN correlations · SPY correlations
