APT vs NTWK: Correlation
How closely do Alpha Pro Tech, Ltd. (APT) and NETSOL Technologies Inc. (NTWK) trade together? Their weekly returns over three years give a correlation of 0.36, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are APT and NTWK?
On 3 years of weekly data the APT/NTWK correlation comes out at 0.36, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.51 versus 0.36 over 3 years. The 5-year figure is 0.20, and annualized covariance runs at 705.3 %².
Within APT's tracked universe of 12 assets, NTWK comes in at #7 by 3-year correlation. The trailing year gives APT the advantage: +12.8% versus +0.5%, a 12.3-point spread.
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.
APT vs NTWK: side by side
| APT (Alpha Pro Tech, Ltd.) | NTWK (NETSOL Technologies Inc.) | |
|---|---|---|
| 1-year return | +12.8% | +0.5% |
| 5-year return | -33.5% | -4.3% |
| Volatility (ann.) | 42.0% | 47.2% |
| Beta vs S&P 500 | 0.65 | 0.85 |
| Max drawdown (3Y) | -39.0% | -46.4% |
| Market cap | $0.1B | – |
| P/E (trailing) | 14.0 | 26.8 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | APT | NTWK |
|---|---|---|
| 2022 | -32.7% | -27.0% |
| 2023 | +31.6% | -23.9% |
| 2024 | +0.0% | +19.1% |
| 2025 | -16.1% | +15.6% |
| 2026 | +23.2% | +32.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are APT and NTWK good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.36 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between APT and NTWK?
The APT/NTWK correlation stands at 0.36 on a 3-year window (1 year: 0.51, 5 years: 0.20), computed from weekly returns as of 2026-08-27.
Is NTWK a good diversifier for APT?
Yes, to a useful degree: a correlation of 0.36 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.36 mean?
A reading of 0.36 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/apt-vs-ntwk.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/apt-vs-ntwk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: APT correlations · NTWK correlations
