AMPL vs PD: Correlation
How closely do Amplitude, Inc. (AMPL) and PagerDuty, Inc. (PD) trade together? Their weekly returns over three years give a correlation of 0.60, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AMPL and PD?
Across a 3-year window, the weekly returns of AMPL and PD correlate at 0.60, strong. Little has changed lately, as the 1-year reading of 0.68 lands near the 3-year figure. Stretching to 5 years gives 0.56, with an annualized covariance of 1764.8 %².
By 3-year correlation, PD places #10 of the 29 assets tracked against AMPL. Their recent paths diverged sharply: over the last 12 months AMPL outperformed by 50.2 percentage points (+24.7% for AMPL against -25.5% for PD).
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.
AMPL vs PD: side by side
| AMPL (Amplitude, Inc.) | PD (PagerDuty, Inc.) | |
|---|---|---|
| 1-year return | +24.7% | -25.5% |
| 5-year return | -73.9% | -70.4% |
| Volatility (ann.) | 56.0% | 52.9% |
| Beta vs S&P 500 | 1.42 | 1.44 |
| Max drawdown (3Y) | -61.1% | -78.4% |
| Market cap | $1.9B | $1.0B |
| P/E (trailing) | – | 5.9 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AMPL | PD |
|---|---|---|
| 2022 | -77.2% | -23.6% |
| 2023 | +5.3% | -12.8% |
| 2024 | -17.1% | -21.1% |
| 2025 | +9.8% | -28.2% |
| 2026 | +23.3% | -3.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AMPL and PD good diversifiers for each other?
Somewhat, no more. With 0.60 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between AMPL and PD?
The AMPL/PD correlation stands at 0.60 on a 3-year window (1 year: 0.68, 5 years: 0.56), computed from weekly returns as of 2026-08-27.
Is PD a good diversifier for AMPL?
Somewhat, no more. With 0.60 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.60 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ampl-vs-pd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ampl-vs-pd/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: AMPL correlations · PD correlations
