PIODX vs. POGSX

Last updated Apr 2, 2026

Compare and contrast key facts about Pioneer Fund (PIODX) and Pin Oak Equity (POGSX).

PIODX is managed by Amundi. It was launched on Feb 10, 1928. POGSX is managed by Oak Associates. It was launched on Aug 3, 1992.

Performance

PIODX vs. POGSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Pioneer Fund (PIODX) and Pin Oak Equity (POGSX). The values are adjusted to include any dividend payments, if applicable.

PIODX vs. POGSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PIODX Pioneer Fund	-1.25%	23.30%	22.62%	28.45%	-19.43%	27.40%	24.01%	31.04%	-1.48%	21.79%
POGSX Pin Oak Equity	8.02%	27.41%	18.99%	27.16%	-25.10%	21.42%	10.60%	27.72%	-6.15%	15.14%

Returns By Period

In the year-to-date period, PIODX achieves a -1.25% return, which is significantly lower than POGSX's 8.02% return. Over the past 10 years, PIODX has outperformed POGSX with an annualized return of 15.23%, while POGSX has yielded a comparatively lower 13.32% annualized return.

PIODX

• 1D: 3.04%
• 1M: -6.34%
• YTD: -1.25%
• 6M: 2.85%
• 1Y: 30.24%
• 3Y*: 22.27%
• 5Y*: 12.78%
• 10Y*: 15.23%

POGSX

• 1D: 2.24%
• 1M: -3.10%
• YTD: 8.02%
• 6M: 14.62%
• 1Y: 36.09%
• 3Y*: 26.34%
• 5Y*: 11.39%
• 10Y*: 13.32%

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

PIODX vs. POGSX - Expense Ratio Comparison

PIODX has a 1.06% expense ratio, which is higher than POGSX's 0.91% expense ratio.

PIODX

Pioneer Fund

POGSX

Pin Oak Equity

Return for Risk

PIODX vs. POGSX — Risk / Return Rank

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

PIODX

PIODX Risk / Return Rank: 83
PIODX Sharpe Ratio Rank: 77
PIODX Sortino Ratio Rank: 79
PIODX Omega Ratio Rank: 77
PIODX Calmar Ratio Rank: 88
PIODX Martin Ratio Rank: 91

POGSX

POGSX Risk / Return Rank: 92
POGSX Sharpe Ratio Rank: 88
POGSX Sortino Ratio Rank: 93
POGSX Omega Ratio Rank: 90
POGSX Calmar Ratio Rank: 95
POGSX Martin Ratio Rank: 95

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.

PIODX vs. POGSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Pioneer Fund (PIODX) and Pin Oak Equity (POGSX). 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.

	PIODX	POGSX	Difference
Sharpe ratio Return per unit of total volatility	1.44	1.85	-0.41
Sortino ratio Return per unit of downside risk	2.08	2.90	-0.83
Omega ratio Gain probability vs. loss probability	1.30	1.42	-0.11
Calmar ratio Return relative to maximum drawdown	2.44	3.38	-0.94
Martin ratio Return relative to average drawdown	10.94	13.83	-2.88
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PIODX vs. POGSX - Sharpe Ratio Comparison

The current PIODX Sharpe Ratio is 1.44, which is comparable to the POGSX Sharpe Ratio of 1.85. The chart below compares the historical Sharpe Ratios of PIODX and POGSX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	PIODX	POGSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.44	1.85	-0.41
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.67	0.64	+0.03
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.81	0.72	+0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.52	0.30	+0.22

Correlation

The correlation between PIODX and POGSX is 0.78, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

PIODX vs. POGSX - Dividend Comparison

PIODX's dividend yield for the trailing twelve months is around 10.15%, less than POGSX's 17.59% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PIODX Pioneer Fund	10.15%	10.04%	14.17%	2.86%	4.13%	16.18%	5.82%	9.37%	15.37%	21.35%	20.51%	14.53%
POGSX Pin Oak Equity	17.59%	8.85%	17.87%	8.21%	0.15%	10.93%	4.60%	3.22%	2.94%	1.79%	2.03%	3.83%

Drawdowns

PIODX vs. POGSX - Drawdown Comparison

The maximum PIODX drawdown since its inception was -53.40%, smaller than the maximum POGSX drawdown of -89.46%. Use the drawdown chart below to compare losses from any high point for PIODX and POGSX.

Drawdown Indicators

	PIODX	POGSX	Difference
Max Drawdown Largest peak-to-trough decline	-53.40%	-89.46%	+36.06%
Max Drawdown (1Y) Largest decline over 1 year	-12.75%	-10.96%	-1.79%
Max Drawdown (5Y) Largest decline over 5 years	-26.55%	-29.81%	+3.26%
Max Drawdown (10Y) Largest decline over 10 years	-30.14%	-33.05%	+2.91%
Current Drawdown Current decline from peak	-7.26%	-5.97%	-1.29%
Average Drawdown Average peak-to-trough decline	-8.62%	-36.91%	+28.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.84%	2.68%	+0.16%

Volatility

PIODX vs. POGSX - Volatility Comparison

Pioneer Fund (PIODX) has a higher volatility of 6.29% compared to Pin Oak Equity (POGSX) at 4.50%. This indicates that PIODX's price experiences larger fluctuations and is considered to be riskier than POGSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PIODX	POGSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.29%	4.50%	+1.79%
Volatility (6M) Calculated over the trailing 6-month period	11.88%	13.08%	-1.20%
Volatility (1Y) Calculated over the trailing 1-year period	21.56%	19.70%	+1.86%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.11%	17.88%	+1.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.80%	18.57%	+0.23%