JBL vs TDY: Correlation
Jabil (JBL) and Teledyne Technologies (TDY) show a moderate relationship: their 3-year correlation of weekly returns is 0.39.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are JBL and TDY?
On 3 years of weekly data the JBL/TDY correlation comes out at 0.39, moderate. Little has changed lately, as the 1-year reading of 0.38 lands near the 3-year figure. The 5-year figure is 0.38, and annualized covariance runs at 346.9 %².
By 3-year correlation, TDY places #24 of the 34 assets tracked against JBL. Their recent paths diverged sharply: over the last 12 months JBL outperformed by 34.7 percentage points (+50.4% for JBL against +15.7% for TDY). The rolling one-year correlation moved between 0.21 and 0.56 over the past three years, a moderate range. Note the risk asymmetry: JBL runs 1.8 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
JBL vs TDY: side by side
| JBL (Jabil) | TDY (Teledyne Technologies) | |
|---|---|---|
| 1-year return | +50.4% | +15.7% |
| 5-year return | +405.5% | +36.5% |
| Volatility (ann.) | 40.6% | 22.0% |
| Beta vs S&P 500 | 1.47 | 0.76 |
| Max drawdown (3Y) | -36.8% | -18.8% |
| Market cap | $32.7B | $29.0B |
| P/E (trailing) | 38.9 | 30.7 |
| Dividend yield | 0.10% | 0.00% |
| Sector / category | Information Technology | Information Technology |
Year-by-year returns
| Year | JBL | TDY |
|---|---|---|
| 2022 | -2.5% | -8.5% |
| 2023 | +87.4% | +11.6% |
| 2024 | +13.3% | +4.0% |
| 2025 | +58.7% | +10.0% |
| 2026 | +37.0% | +22.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are JBL and TDY good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between JBL and TDY?
As of 2026-08-27, the correlation of weekly returns between JBL and TDY is 0.39 over 3 years, 0.38 over 1 year and 0.38 over 5 years.
Is TDY a good diversifier for JBL?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 mean?
A reading of 0.39 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/jbl-vs-tdy.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/jbl-vs-tdy/)
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Related comparisons
Hubs: JBL correlations · TDY correlations
