AIMD vs PBM: Correlation
How closely do Ainos, Inc. (AIMD) and Psyence Biomedical Ltd. (PBM) trade together? Their weekly returns over three years give a correlation of 0.48, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AIMD and PBM?
Over the past 3 years, AIMD and PBM moved with a correlation of 0.48, which is moderate. The past 12 months show a weaker link (0.36) than the 3-year average (0.48). Over 5 years the correlation is 0.21, and the annualized covariance of weekly returns is 14299.7 %².
PBM is one of the assets that tracks AIMD most closely: it ranks #2 out of the 11 assets we track against AIMD. Correlation aside, the last 12 months split them widely, with AIMD ahead by 33.9 points (-62.6% versus -96.5%). One caveat on sizing: PBM is 2.2 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.
AIMD vs PBM: side by side
| AIMD (Ainos, Inc.) | PBM (Psyence Biomedical Ltd.) | |
|---|---|---|
| 1-year return | -62.6% | -96.5% |
| 5-year return | -99.6% | -100.0% |
| Volatility (ann.) | 117.9% | 254.5% |
| Beta vs S&P 500 | 1.67 | 3.60 |
| Max drawdown (3Y) | -94.0% | -100.0% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AIMD | PBM |
|---|---|---|
| 2022 | -95.1% | +3.7% |
| 2023 | -33.9% | -10.1% |
| 2024 | -77.8% | -99.7% |
| 2025 | -28.1% | -95.5% |
| 2026 | -13.4% | -85.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AIMD and PBM good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.48 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between AIMD and PBM?
The AIMD/PBM correlation stands at 0.48 on a 3-year window (1 year: 0.36, 5 years: 0.21), computed from weekly returns as of 2026-08-27.
Is PBM a good diversifier for AIMD?
Yes, to a useful degree: a correlation of 0.48 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.48 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/aimd-vs-pbm.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/aimd-vs-pbm/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AIMD correlations · PBM correlations
