BJDX vs STI: Correlation
How closely do Bluejay Diagnostics, Inc. (BJDX) and Solidion Technology, Inc. (STI) trade together? Their weekly returns over three years give a correlation of 0.45, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BJDX and STI?
On 3 years of weekly data the BJDX/STI correlation comes out at 0.45, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.59 versus 0.45 over 3 years. The 5-year figure is 0.41, and annualized covariance runs at 31051.6 %².
In BJDX's tracked universe of 19 assets, STI sits right near the top at #2. The last year tells two different stories: STI led by 228.8 percentage points, -83.4% for BJDX against +145.4% for STI. Risk is not evenly split, since STI carries 3.0 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.
BJDX vs STI: side by side
| BJDX (Bluejay Diagnostics, Inc.) | STI (Solidion Technology, Inc.) | |
|---|---|---|
| 1-year return | -83.4% | +145.4% |
| 5-year return | -100.0% | -98.5% |
| Volatility (ann.) | 151.7% | 458.4% |
| Beta vs S&P 500 | -0.30 | -1.02 |
| Max drawdown (3Y) | -100.0% | -99.5% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BJDX | STI |
|---|---|---|
| 2022 | -85.2% | – |
| 2023 | -83.9% | -24.1% |
| 2024 | -99.0% | -90.9% |
| 2025 | -86.3% | -79.7% |
| 2026 | -65.9% | +9.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BJDX and STI good diversifiers for each other?
Reasonably. At 0.45, BJDX and STI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between BJDX and STI?
As of 2026-08-27, the correlation of weekly returns between BJDX and STI is 0.45 over 3 years, 0.59 over 1 year and 0.41 over 5 years.
Is STI a good diversifier for BJDX?
Reasonably. At 0.45, BJDX and STI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.45 mean?
On the −1 to +1 scale, 0.45 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-sti.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/bjdx-vs-sti/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BJDX correlations · STI correlations
