BTBD vs CCCC: Correlation
BT Brands, Inc. (BTBD) and C4 Therapeutics, Inc. (CCCC) show a moderate relationship: their 3-year correlation of weekly returns is 0.47.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BTBD and CCCC?
Over the past 3 years, BTBD and CCCC moved with a correlation of 0.47, which is moderate. Lately the two have drifted apart, with the 1-year correlation at 0.14 versus 0.47 over 3 years. Over 5 years the correlation is 0.39, and the annualized covariance of weekly returns is 7079.5 %².
In BTBD's tracked universe of 12 assets, CCCC sits right near the top at #1. Correlation aside, the last 12 months split them widely, with CCCC ahead by 81.4 points (-22.5% versus +58.9%). Note the risk asymmetry: CCCC runs 2.3 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
BTBD vs CCCC: side by side
| BTBD (BT Brands, Inc.) | CCCC (C4 Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | -22.5% | +58.9% |
| 5-year return | -67.8% | -90.1% |
| Volatility (ann.) | 82.0% | 184.7% |
| Beta vs S&P 500 | 0.39 | 3.22 |
| Max drawdown (3Y) | -65.7% | -90.0% |
| Market cap | – | $0.5B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BTBD | CCCC |
|---|---|---|
| 2022 | -38.1% | -81.7% |
| 2023 | +36.8% | -4.2% |
| 2024 | -42.4% | -36.3% |
| 2025 | -3.5% | -46.9% |
| 2026 | +2.1% | +114.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BTBD and CCCC good diversifiers for each other?
Reasonably. At 0.47, BTBD and CCCC keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between BTBD and CCCC?
As of 2026-08-27, the correlation of weekly returns between BTBD and CCCC is 0.47 over 3 years, 0.14 over 1 year and 0.39 over 5 years.
Is CCCC a good diversifier for BTBD?
Reasonably. At 0.47, BTBD and CCCC keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.47 mean?
On the −1 to +1 scale, 0.47 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/btbd-vs-cccc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/btbd-vs-cccc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BTBD correlations · CCCC correlations
