FRNM vs ZSTK: Correlation
Freenome, Inc. (FRNM) and ZeroStack Corp. (ZSTK) show a moderate relationship: their 3-year correlation of weekly returns is 0.49.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are FRNM and ZSTK?
On 3 years of weekly data the FRNM/ZSTK correlation comes out at 0.49, moderate. Little has changed lately, as the 1-year reading of 0.56 lands near the 3-year figure. The 5-year figure is n/a, and annualized covariance runs at 1573.8 %².
Few assets follow FRNM as closely as ZSTK, which ranks #3 of 34 tracked partners. Correlation aside, the last 12 months split them widely, with FRNM ahead by 105.7 points (+32.3% versus -73.4%). Risk is not evenly split, since ZSTK carries 7.3 times the volatility of the other side.
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.
FRNM vs ZSTK: side by side
| FRNM (Freenome, Inc.) | ZSTK (ZeroStack Corp.) | |
|---|---|---|
| 1-year return | +32.3% | -73.4% |
| 5-year return | n/a | -99.9% |
| Volatility (ann.) | 21.1% | 153.8% |
| Beta vs S&P 500 | 0.03 | 2.10 |
| Max drawdown (3Y) | -29.6% | -99.1% |
| Market cap | $1.5B | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | FRNM | ZSTK |
|---|---|---|
| 2022 | – | -87.2% |
| 2023 | – | -70.4% |
| 2024 | – | -23.7% |
| 2025 | +28.0% | -84.4% |
| 2026 | +7.0% | -6.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FRNM and ZSTK good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.49 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between FRNM and ZSTK?
As of 2026-08-27, the correlation of weekly returns between FRNM and ZSTK is 0.49 over 3 years, 0.56 over 1 year and n/a over 5 years.
Is ZSTK a good diversifier for FRNM?
Yes, to a useful degree: a correlation of 0.49 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.49 mean?
On the −1 to +1 scale, 0.49 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/frnm-vs-zstk.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/frnm-vs-zstk/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: FRNM correlations · ZSTK correlations
