KGS vs. ETV

Last updated Jun 20, 2026

KGS (Kodiak Gas Services Inc.) and ETV (Eaton Vance Tax-Managed Buy-Write Opportunities Fund) are both stocks. KGS operates in Oil & Gas Equipment & Services (Energy), while ETV operates in Asset Management (Financial Services). Over the past year, KGS returned 109.92% vs 21.04% for ETV. At a 0.23 correlation, their price movements are largely independent.

Performance

KGS vs. ETV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Kodiak Gas Services Inc. (KGS) and Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KGS achieves a 88.05% return, which is significantly higher than ETV's 8.19% return.

KGS

• 1D: 3.95%
• 1M: -5.69%
• YTD: 88.05%
• 6M: 93.69%
• 1Y: 109.92%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ETV

• 1D: 1.29%
• 1M: 2.81%
• YTD: 8.19%
• 6M: 8.26%
• 1Y: 21.04%
• 3Y*: 15.54%
• 5Y*: 7.27%
• 10Y*: 9.42%

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

KGS vs. ETV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
KGS Kodiak Gas Services Inc.	88.05%	-3.73%	115.21%	31.97%
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund	8.19%	8.63%	27.67%	3.18%

Correlation

The correlation between KGS and ETV is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (All Time) Calculated using the full available price history since Jun 29, 2023	0.23

Fundamentals

Market Cap KGS : $6.05B ETV : $1.74B
EPS KGS : $0.77 ETV : $4.95
PE Ratio KGS : 89.66 ETV : 3.01
PEG Ratio KGS : 9.06 ETV : 0.10
PS Ratio KGS : 4.60 ETV : 5.73
PB Ratio KGS : 5.15 ETV : 0.95
Total Revenue (TTM) KGS : $1.32B ETV : $303.84M
Gross Profit (TTM) KGS : $487.67M ETV : $149.51M
EBITDA (TTM) KGS : $469.03M ETV : $578.17M

Return for Risk

KGS vs. ETV — Risk / Return Rank

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

KGS

KGS Risk / Return Rank: 95
KGS Sharpe Ratio Rank: 96
KGS Sortino Ratio Rank: 94
KGS Omega Ratio Rank: 93
KGS Calmar Ratio Rank: 96
KGS Martin Ratio Rank: 96

ETV

ETV Risk / Return Rank: 83
ETV Sharpe Ratio Rank: 85
ETV Sortino Ratio Rank: 82
ETV Omega Ratio Rank: 81
ETV Calmar Ratio Rank: 76
ETV Martin Ratio Rank: 89

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.

KGS vs. ETV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Kodiak Gas Services Inc. (KGS) and Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV). 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.

	KGS	ETV	Difference
Sharpe ratio: Return per unit of total volatility	3.15	1.70	+1.46
Sortino ratio: Return per unit of downside risk	3.75	2.42	+1.33
Omega ratio: Gain probability vs. loss probability	1.47	1.30	+0.17
Calmar ratio: Return relative to maximum drawdown	7.78	2.04	+5.74
Martin ratio: Return relative to average drawdown	19.95	10.40	+9.55

KGS vs. ETV - Sharpe Ratio Comparison

The current KGS Sharpe Ratio is 3.15, which is higher than the ETV Sharpe Ratio of 1.70. The chart below compares the historical Sharpe Ratios of KGS and ETV, 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

KGS vs. ETV - Drawdown Comparison

The maximum KGS drawdown since its inception was -38.57%, smaller than the maximum ETV drawdown of -52.11%. Use the drawdown chart below to compare losses from any high point for KGS and ETV.

Drawdown Indicators

	KGS	ETV	Difference
Max Drawdown Largest peak-to-trough decline	-38.57%	-52.11%	+13.54%
Max Drawdown (1Y) Largest decline over 1 year	-14.20%	-10.34%	-3.86%
Max Drawdown (3Y) Largest decline over 3 years	—	-20.27%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-22.71%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-42.39%	—
Current Drawdown Current decline from peak	-8.84%	0.00%	-8.84%
Average Drawdown Average peak-to-trough decline	-11.42%	-5.57%	-5.85%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.53%	2.03%	+3.50%

Volatility

KGS vs. ETV - Volatility Comparison

Kodiak Gas Services Inc. (KGS) has a higher volatility of 11.67% compared to Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV) at 3.62%. This indicates that KGS's price experiences larger fluctuations and is considered to be riskier than ETV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KGS	ETV	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.67%	3.62%	+8.05%
Volatility (6M) Calculated over the trailing 6-month period	25.36%	10.25%	+15.11%
Volatility (1Y) Calculated over the trailing 1-year period	35.05%	12.46%	+22.59%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	37.89%	16.90%	+20.99%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	37.89%	19.29%	+18.60%

Dividends

KGS vs. ETV - Dividend Comparison

KGS's dividend yield for the trailing twelve months is around 2.78%, less than ETV's 7.99% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund	7.99%	8.30%	8.18%	9.24%	10.57%	7.94%	8.66%	8.89%	9.86%	8.65%	8.96%	8.69%
KGS Kodiak Gas Services Inc.	2.78%	4.81%	3.87%	1.89%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both KGS and ETV in my portfolio?

KGS and ETV have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KGS or ETV?

KGS has higher volatility (11.67%) compared to ETV (3.62%). In terms of maximum drawdown, KGS dropped -38.57% vs ETV's -52.11%.

Which has better risk-adjusted returns?

KGS currently has the higher Sharpe Ratio (3.15 vs 1.70), 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.