PEPG vs TLSA: Correlation
How closely do PepGen Inc. (PEPG) and Tiziana Life Sciences Ltd (TLSA) trade together? Their weekly returns over three years give a correlation of 0.24, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PEPG and TLSA?
Across a 3-year window, the weekly returns of PEPG and TLSA correlate at 0.24, weak. Recent behaviour matches the longer record: 0.24 over 1 year against 0.24 over 3. Stretching to 5 years gives 0.21, with an annualized covariance of 3736.5 %².
Among the 14 assets we track against PEPG, TLSA ranks #8 by 3-year correlation. Correlation aside, the last 12 months split them widely, with PEPG ahead by 189.2 points (+147.6% versus -41.6%). One caveat on sizing: PEPG is 1.8 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.
PEPG vs TLSA: side by side
| PEPG (PepGen Inc.) | TLSA (Tiziana Life Sciences Ltd) | |
|---|---|---|
| 1-year return | +147.6% | -41.6% |
| 5-year return | -76.2% | -31.6% |
| Volatility (ann.) | 168.3% | 92.1% |
| Beta vs S&P 500 | 1.20 | -0.48 |
| Max drawdown (3Y) | -94.6% | -64.4% |
| Market cap | $0.2B | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PEPG | TLSA |
|---|---|---|
| 2022 | – | -37.5% |
| 2023 | -49.1% | -6.7% |
| 2024 | -44.3% | +25.0% |
| 2025 | +71.8% | +112.9% |
| 2026 | -52.8% | -27.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PEPG and TLSA good diversifiers for each other?
A fair diversifier. At 0.24, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between PEPG and TLSA?
Using weekly returns as of 2026-08-27: 0.24 over 3 years, with 0.24 over the last year and 0.21 over 5 years.
Is TLSA a good diversifier for PEPG?
A fair diversifier. At 0.24, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.24 mean?
On the −1 to +1 scale, 0.24 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/pepg-vs-tlsa.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/pepg-vs-tlsa/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PEPG correlations · TLSA correlations
