SPY vs TRON: Correlation
SPDR S&P 500 ETF Trust (SPY) and Tron Inc. (TRON) show a near-zero relationship: their 3-year correlation of weekly returns is 0.00.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SPY and TRON?
Over the past 3 years, SPY and TRON moved with a correlation of 0.00, which is near zero, meaning they move largely independently. Little has changed lately, as the 1-year reading of 0.02 lands near the 3-year figure. Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 20.1 %².
Within SPY's tracked universe of 4755 assets, TRON comes in at #4601 by 3-year correlation. Correlation aside, the last 12 months split them widely, with SPY ahead by 77.4 points (+20.6% versus -56.8%). Risk is not evenly split, since TRON carries 28.2 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.
SPY vs TRON: side by side
| SPY (SPDR S&P 500 ETF Trust) | TRON (Tron Inc.) | |
|---|---|---|
| 1-year return | +20.6% | -56.8% |
| 5-year return | +82.4% | n/a |
| Volatility (ann.) | 14.5% | 408.5% |
| Beta vs S&P 500 | 1.00 | 0.10 |
| Max drawdown (3Y) | -18.8% | -91.5% |
| Market cap | – | $1.0B |
| P/E (trailing) | – | – |
| Dividend yield | 1.01% | 0.00% |
| Expense ratio | 0.09% | – |
| Assets under management | $795.3B | – |
| Sector / category | ETF · US Large Cap | US Listed |
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 | SPY | TRON |
|---|---|---|
| 2022 | -18.2% | – |
| 2023 | +26.2% | – |
| 2024 | +24.9% | -59.4% |
| 2025 | +17.7% | +97.1% |
| 2026 | +13.7% | +72.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SPY and TRON good diversifiers for each other?
By historical standards, yes. A correlation of 0.00 means the two rarely move for the same reasons.
FAQ
What is the correlation between SPY and TRON?
Using weekly returns as of 2026-08-27: 0.00 over 3 years, with 0.02 over the last year and n/a over 5 years.
Is TRON a good diversifier for SPY?
By historical standards, yes. A correlation of 0.00 means the two rarely move for the same reasons.
What does a correlation of 0.00 mean?
On the −1 to +1 scale, 0.00 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/spy-vs-tron.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/spy-vs-tron/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: SPY correlations · TRON correlations
