BJDX vs TSN: Correlation
How closely do Bluejay Diagnostics, Inc. (BJDX) and Tyson Foods (TSN) trade together? Their weekly returns over three years give a correlation of -0.22, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BJDX and TSN?
Across a 3-year window, the weekly returns of BJDX and TSN correlate at -0.22, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.24) sits close to the 3-year figure. Stretching to 5 years gives -0.11, with an annualized covariance of -746.1 %².
Within BJDX's tracked universe of 19 assets, TSN comes in at #12 by 3-year correlation. The last year tells two different stories: TSN led by 83.1 percentage points, -83.4% for BJDX against -0.3% for TSN. One caveat on sizing: BJDX is 6.7 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
BJDX vs TSN: side by side
| BJDX (Bluejay Diagnostics, Inc.) | TSN (Tyson Foods) | |
|---|---|---|
| 1-year return | -83.4% | -0.3% |
| 5-year return | -100.0% | -17.3% |
| Volatility (ann.) | 151.7% | 22.8% |
| Beta vs S&P 500 | -0.30 | 0.19 |
| Max drawdown (3Y) | -100.0% | -20.3% |
| Market cap | – | $19.5B |
| P/E (trailing) | – | 35.0 |
| Dividend yield | 0.00% | 0.88% |
| Sector / category | US Listed | Consumer Staples |
Year-by-year returns
| Year | BJDX | TSN |
|---|---|---|
| 2022 | -85.2% | -26.9% |
| 2023 | -83.9% | -10.4% |
| 2024 | -99.0% | +10.5% |
| 2025 | -86.3% | +5.7% |
| 2026 | -65.9% | -4.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BJDX and TSN good diversifiers for each other?
Yes. With a correlation of -0.22, BJDX and TSN have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between BJDX and TSN?
As of 2026-08-27, the correlation of weekly returns between BJDX and TSN is -0.22 over 3 years, -0.24 over 1 year and -0.11 over 5 years.
Is TSN a good diversifier for BJDX?
Yes. With a correlation of -0.22, BJDX and TSN have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.22 mean?
On the −1 to +1 scale, -0.22 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/bjdx-vs-tsn.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bjdx-vs-tsn/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: BJDX correlations · TSN correlations
