GCBC vs. EOSE

Last updated Jul 11, 2026

GCBC (Greene County Bancorp, Inc.) and EOSE (Eos Energy Enterprises Inc) are both stocks. GCBC operates in Banks - Regional (Financial Services), while EOSE operates in Electrical Equipment & Parts (Industrials). Over the past 5 years, GCBC returned 19.57%/yr vs -24.50%/yr for EOSE. At a 0.08 correlation, their price movements are largely independent.

Performance

GCBC vs. EOSE - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Greene County Bancorp, Inc. (GCBC) and Eos Energy Enterprises Inc (EOSE). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GCBC achieves a 45.46% return, which is significantly higher than EOSE's -61.61% return.

GCBC

• 1D: 0.06%
• 1M: 6.30%
• 6M: 45.40%
• YTD: 45.46%
• 1Y: 31.41%
• 3Y*: 5.46%
• 5Y*: 19.57%
• 10Y*: 16.21%

EOSE

• 1D: -3.93%
• 1M: -27.39%
• 6M: -71.20%
• YTD: -61.61%
• 1Y: -4.97%
• 3Y*: -1.83%
• 5Y*: -24.50%
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

GCBC vs. EOSE - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
GCBC Greene County Bancorp, Inc.	45.46%	-18.53%	-0.61%	-0.57%	57.91%	46.75%	18.10%
EOSE Eos Energy Enterprises Inc	-61.61%	135.80%	345.87%	-26.35%	-80.32%	-63.92%	112.65%

Correlation

The correlation between GCBC and EOSE is 0.02, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.02
Correlation (3Y) Calculated over the trailing 3-year period	0.03
Correlation (5Y) Calculated over the trailing 5-year period	0.09
Correlation (All Time) Calculated using the full available price history since Jun 3, 2020	0.08

Fundamentals

Market Cap GCBC : $546.01M EOSE : $1.27B
EPS GCBC : $2.51 EOSE : -$1.33
PS Ratio GCBC : 3.41 EOSE : 9.83
Total Revenue (TTM) GCBC : $106.77M EOSE : $160.71M
Gross Profit (TTM) GCBC : $63.62M EOSE : -$163.73M
EBITDA (TTM) GCBC : $33.26M EOSE : -$858.77M

Return for Risk

GCBC vs. EOSE — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

GCBC

GCBC Risk / Return Rank: 72
GCBC Sharpe Ratio Rank: 73
GCBC Sortino Ratio Rank: 71
GCBC Omega Ratio Rank: 67
GCBC Calmar Ratio Rank: 78
GCBC Martin Ratio Rank: 73

EOSE

EOSE Risk / Return Rank: 47
EOSE Sharpe Ratio Rank: 43
EOSE Sortino Ratio Rank: 54
EOSE Omega Ratio Rank: 53
EOSE Calmar Ratio Rank: 43
EOSE Martin Ratio Rank: 43

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

GCBC vs. EOSE - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Greene County Bancorp, Inc. (GCBC) and Eos Energy Enterprises Inc (EOSE). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	GCBC	EOSE	Difference
Sharpe ratio: Return per unit of total volatility	0.88	-0.05	+0.92
Sortino ratio: Return per unit of downside risk	1.51	0.81	+0.70
Omega ratio: Gain probability vs. loss probability	1.17	1.10	+0.07
Calmar ratio: Return relative to maximum drawdown	1.95	-0.07	+2.02
Martin ratio: Return relative to average drawdown	3.37	-0.12	+3.50

GCBC vs. EOSE - Sharpe Ratio Comparison

The current GCBC Sharpe Ratio is 0.88, which is higher than the EOSE Sharpe Ratio of -0.05. The chart below compares the historical Sharpe Ratios of GCBC and EOSE, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

GCBC vs. EOSE - Drawdown Comparison

The maximum GCBC drawdown since its inception was -53.06%, smaller than the maximum EOSE drawdown of -97.88%. Use the drawdown chart below to compare losses from any high point for GCBC and EOSE.

Drawdown Indicators

	GCBC	EOSE	Difference
Max Drawdown Largest peak-to-trough decline	-53.06%	-97.88%	+44.82%
Max Drawdown (1Y) Largest decline over 1 year	-16.16%	-77.10%	+60.94%
Max Drawdown (3Y) Largest decline over 3 years	-42.92%	-83.25%	+40.33%
Max Drawdown (5Y) Largest decline over 5 years	-53.06%	-96.60%	+43.54%
Max Drawdown (10Y) Largest decline over 10 years	-53.06%	—	—
Current Drawdown Current decline from peak	-11.83%	-85.55%	+73.72%
Average Drawdown Average peak-to-trough decline	-14.62%	-72.47%	+57.85%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.30%	43.75%	-34.45%

Volatility

GCBC vs. EOSE - Volatility Comparison

The current volatility for Greene County Bancorp, Inc. (GCBC) is 13.80%, while Eos Energy Enterprises Inc (EOSE) has a volatility of 24.23%. This indicates that GCBC experiences smaller price fluctuations and is considered to be less risky than EOSE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GCBC	EOSE	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.80%	24.23%	-10.43%
Volatility (6M) Calculated over the trailing 6-month period	23.34%	91.28%	-67.94%
Volatility (1Y) Calculated over the trailing 1-year period	36.12%	114.42%	-78.30%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	43.52%	117.53%	-74.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	42.61%	112.69%	-70.08%

Dividends

GCBC vs. EOSE - Dividend Comparison

GCBC's dividend yield for the trailing twelve months is around 1.25%, while EOSE has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EOSE Eos Energy Enterprises Inc	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
GCBC Greene County Bancorp, Inc.	1.25%	1.71%	1.23%	1.06%	0.94%	1.36%	1.80%	1.46%	1.27%	1.18%	1.64%	2.28%

Financials

Frequently Asked Questions

Can I hold both GCBC and EOSE in my portfolio?

GCBC and EOSE have a correlation of 0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GCBC or EOSE?

EOSE has higher volatility (24.23%) compared to GCBC (13.80%). In terms of maximum drawdown, GCBC dropped -53.06% vs EOSE's -97.88%.

Which has better risk-adjusted returns?

GCBC currently has the higher Sharpe Ratio (0.88 vs -0.05), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.