FAST vs TCRT: Correlation
Measured on weekly returns over the past three years, Fastenal (FAST) and Alaunos Therapeutics, Inc. (TCRT) carry a correlation of -0.17, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are FAST and TCRT?
On 3 years of weekly data the FAST/TCRT correlation comes out at -0.17, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.08 lands near the 3-year figure. The 5-year figure is -0.10, and annualized covariance runs at -509.5 %².
Among the 33 assets we track against FAST, TCRT ranks #25 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months FAST outperformed by 16.3 percentage points (+4.1% for FAST against -12.2% for TCRT). Note the risk asymmetry: TCRT runs 5.1 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.
FAST vs TCRT: side by side
| FAST (Fastenal) | TCRT (Alaunos Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | +4.1% | -12.2% |
| 5-year return | +105.5% | -99.3% |
| Volatility (ann.) | 24.0% | 121.9% |
| Beta vs S&P 500 | 0.63 | -1.11 |
| Max drawdown (3Y) | -21.9% | -95.0% |
| Market cap | $58.7B | – |
| P/E (trailing) | 43.7 | – |
| Dividend yield | 1.80% | 0.00% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | FAST | TCRT |
|---|---|---|
| 2022 | -24.3% | -40.4% |
| 2023 | +41.3% | -89.2% |
| 2024 | +13.5% | -81.8% |
| 2025 | +14.0% | +69.1% |
| 2026 | +29.5% | -48.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FAST and TCRT good diversifiers for each other?
Yes: at -0.17, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between FAST and TCRT?
Using weekly returns as of 2026-08-27: -0.17 over 3 years, with -0.08 over the last year and -0.10 over 5 years.
Is TCRT a good diversifier for FAST?
Yes: at -0.17, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.17 mean?
On the −1 to +1 scale, -0.17 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/fast-vs-tcrt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/fast-vs-tcrt/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: FAST correlations · TCRT correlations
