FOUR vs TTD: Correlation
Measured on weekly returns over the past three years, Shift4 Payments, Inc. (FOUR) and Trade Desk (The) (TTD) carry a correlation of 0.42, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are FOUR and TTD?
Across a 3-year window, the weekly returns of FOUR and TTD correlate at 0.42, moderate. The relationship has been stable: the 1-year correlation (0.39) sits close to the 3-year figure. Stretching to 5 years gives 0.44, with an annualized covariance of 1359.7 %².
Within FOUR's tracked universe of 20 assets, TTD comes in at #11 by 3-year correlation. The last year tells two different stories: FOUR led by 23.2 percentage points, -51.3% for FOUR against -74.5% for TTD.
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.
FOUR vs TTD: side by side
| FOUR (Shift4 Payments, Inc.) | TTD (Trade Desk (The)) | |
|---|---|---|
| 1-year return | -51.3% | -74.5% |
| 5-year return | -48.7% | -83.4% |
| Volatility (ann.) | 52.8% | 60.7% |
| Beta vs S&P 500 | 1.43 | 1.23 |
| Max drawdown (3Y) | -71.6% | -90.7% |
| Market cap | $3.5B | $6.3B |
| P/E (trailing) | 68.7 | 15.4 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | Communication Services |
Year-by-year returns
| Year | FOUR | TTD |
|---|---|---|
| 2022 | -3.5% | -51.1% |
| 2023 | +32.9% | +60.5% |
| 2024 | +39.6% | +63.3% |
| 2025 | -39.3% | -67.7% |
| 2026 | -30.2% | -64.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FOUR and TTD good diversifiers for each other?
A fair diversifier. At 0.42, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between FOUR and TTD?
The FOUR/TTD correlation stands at 0.42 on a 3-year window (1 year: 0.39, 5 years: 0.44), computed from weekly returns as of 2026-08-27.
Is TTD a good diversifier for FOUR?
A fair diversifier. At 0.42, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.42 mean?
A reading of 0.42 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/four-vs-ttd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/four-vs-ttd/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: FOUR correlations · TTD correlations
