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ABCB vs GBCI: Correlation

How closely do Ameris Bancorp (ABCB) and Glacier Bancorp, Inc. (GBCI) trade together? Their weekly returns over three years give a correlation of 0.85, which is very strong.

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

Correlation (3Y)
0.85
very strong
Correlation (1Y)
0.84
last 12 months
Correlation (5Y)
0.81
long-run
Ann. covariance
825.8
%² · weekly, annualized

How correlated are ABCB and GBCI?

On 3 years of weekly data the ABCB/GBCI correlation comes out at 0.85, very strong, meaning they move nearly in lockstep. Little has changed lately, as the 1-year reading of 0.84 lands near the 3-year figure. The 5-year figure is 0.81, and annualized covariance runs at 825.8 %².

Among the 49 assets we track against ABCB, GBCI ranks #19 by 3-year correlation. The last year tells two different stories: ABCB led by 16.8 percentage points, +16.9% for ABCB against +0.1% for GBCI.

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.

ABCB vs GBCI: side by side

ABCB (Ameris Bancorp)GBCI (Glacier Bancorp, Inc.)
1-year return+16.9%+0.1%
5-year return+86.9%+4.0%
Volatility (ann.)29.7%32.6%
Beta vs S&P 5001.060.87
Max drawdown (3Y)-29.5%-34.8%
Market cap$5.7B$6.2B
P/E (trailing)15.519.4
Dividend yield0.93%2.80%
Sector / categoryUS ListedUS Listed
Lower P/E: ABCB 15.5 vs 19.4Higher yield: GBCI 2.80% vs 0.93%Smaller drawdown: ABCB -29.5% vs -34.8%Higher 5y return: ABCB +86.9% vs +4.0%
-17%0%+26%2025-09-052026-08-27
Twelve months of weekly closes, each series rebased to 100. ABCB · GBCI

Year-by-year returns

YearABCBGBCI
2022-3.8%-10.4%
2023+14.3%-13.0%
2024+19.4%+25.4%
2025+20.1%-9.6%
2026+15.5%+8.8%

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

Are ABCB and GBCI good diversifiers for each other?

No. With a correlation of 0.85, ABCB and GBCI move nearly in lockstep, so holding both adds very little diversification.

FAQ

What is the correlation between ABCB and GBCI?

The ABCB/GBCI correlation stands at 0.85 on a 3-year window (1 year: 0.84, 5 years: 0.81), computed from weekly returns as of 2026-08-27.

Is GBCI a good diversifier for ABCB?

No. With a correlation of 0.85, ABCB and GBCI move nearly in lockstep, so holding both adds very little diversification.

What does a correlation of 0.85 mean?

On the −1 to +1 scale, 0.85 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.

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ABCB vs GBCI: 3-year weekly correlation 0.85ABCB vs GBCI0.85

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