PairBook
HomeSANA › SANA vs UNF

SANA vs UNF: Correlation

How closely do Sana Biotechnology, Inc. (SANA) and Unifirst Corporation (UNF) trade together? Their weekly returns over three years give a correlation of 0.38, which is moderate.

Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology

Correlation (3Y)
0.38
moderate
Correlation (1Y)
0.06
last 12 months
Correlation (5Y)
0.35
long-run
Ann. covariance
1487.0
%² · weekly, annualized

How correlated are SANA and UNF?

Across a 3-year window, the weekly returns of SANA and UNF correlate at 0.38, moderate. The past 12 months show a weaker link (0.06) than the 3-year average (0.38). Stretching to 5 years gives 0.35, with an annualized covariance of 1487.0 %².

Among the 18 assets we track against SANA, UNF ranks #10 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months UNF outperformed by 40.9 percentage points (+21.4% for SANA against +62.3% for UNF). Risk is not evenly split, since SANA carries 3.4 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.

SANA vs UNF: side by side

SANA (Sana Biotechnology, Inc.)UNF (Unifirst Corporation)
1-year return+21.4%+62.3%
5-year return-82.9%+28.9%
Volatility (ann.)115.0%33.8%
Beta vs S&P 5001.880.52
Max drawdown (3Y)-88.1%-34.6%
Market cap$1.2B$5.2B
P/E (trailing)45.4
Dividend yield0.00%0.50%
Sector / categoryUS ListedUS Listed
Higher yield: UNF 0.50% vs 0.00%Smaller drawdown: UNF -34.6% vs -88.1%Higher 5y return: UNF +28.9% vs -82.9%
-15%0%+89%2025-09-052026-08-27
Twelve months of weekly closes, each series rebased to 100. SANA · UNF

Year-by-year returns

YearSANAUNF
2022-74.5%-7.6%
2023+3.3%-4.6%
2024-60.0%-5.7%
2025+149.7%+13.6%
2026+0.5%+48.5%

Calendar-year price returns; the current year is year-to-date as of the data date above.

Are SANA and UNF good diversifiers for each other?

Reasonably. At 0.38, SANA and UNF keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.

FAQ

What is the correlation between SANA and UNF?

The SANA/UNF correlation stands at 0.38 on a 3-year window (1 year: 0.06, 5 years: 0.35), computed from weekly returns as of 2026-08-27.

Is UNF a good diversifier for SANA?

Reasonably. At 0.38, SANA and UNF keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.

What does a correlation of 0.38 mean?

A reading of 0.38 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.

Use this data

JSON API · no key required
$ curl https://www.pairbook.io/api/v1/pairs/sana-vs-unf.json

SANA vs UNF: 3-year weekly correlation 0.38SANA vs UNF0.38

Markdown for the live badge, attribution link included:

[![SANA vs UNF correlation](https://www.pairbook.io/api/v1/badge/sana-vs-unf.svg)](https://www.pairbook.io/pair/sana-vs-unf/)

The core API is free. Terms and every endpoint in the API documentation.

Related comparisons

Hubs: SANA correlations · UNF correlations