KN vs TER: Correlation
Knowles Corporation (KN) and Teradyne (TER) show a moderate relationship: their 3-year correlation of weekly returns is 0.57.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KN and TER?
Over the past 3 years, KN and TER moved with a correlation of 0.57, which is moderate. The relationship has been stable: the 1-year correlation (0.62) sits close to the 3-year figure. Over 5 years the correlation is 0.56, and the annualized covariance of weekly returns is 1092.6 %².
Within KN's tracked universe of 30 assets, TER comes in at #17 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months TER outperformed by 156.9 percentage points (+61.9% for KN against +218.8% for TER).
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.
KN vs TER: side by side
| KN (Knowles Corporation) | TER (Teradyne) | |
|---|---|---|
| 1-year return | +61.9% | +218.8% |
| 5-year return | +73.8% | +207.9% |
| Volatility (ann.) | 36.5% | 52.5% |
| Beta vs S&P 500 | 1.65 | 1.70 |
| Max drawdown (3Y) | -38.0% | -58.2% |
| Market cap | $3.0B | $58.2B |
| P/E (trailing) | 41.1 | 50.0 |
| Dividend yield | 0.00% | 0.14% |
| Sector / category | US Listed | Information Technology |
Year-by-year returns
| Year | KN | TER |
|---|---|---|
| 2022 | -29.7% | -46.3% |
| 2023 | +9.1% | +24.8% |
| 2024 | +11.3% | +16.5% |
| 2025 | +7.5% | +54.4% |
| 2026 | +63.1% | +92.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KN and TER good diversifiers for each other?
To a limited degree. At 0.57 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between KN and TER?
As of 2026-08-27, the correlation of weekly returns between KN and TER is 0.57 over 3 years, 0.62 over 1 year and 0.56 over 5 years.
Is TER a good diversifier for KN?
To a limited degree. At 0.57 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.57 mean?
A reading of 0.57 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/kn-vs-ter.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/kn-vs-ter/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: KN correlations · TER correlations
