FGDDX vs. RCKSX

Last updated Jun 5, 2026

FGDDX (Fidelity Advisor Dividend Growth Fund Class A) and RCKSX (Rock Oak Core Growth Fund) are both Large Cap Blend Equities funds. A 0.52 correlation means they provide meaningful diversification when combined. FGDDX charges 1.16%/yr vs 1.25%/yr for RCKSX.

Performance

FGDDX vs. RCKSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Dividend Growth Fund Class A (FGDDX) and Rock Oak Core Growth Fund (RCKSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

FGDDX

• 1D: -0.50%
• 1M: 3.38%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

RCKSX

• 1D: 0.43%
• 1M: 1.47%
• YTD: 14.59%
• 6M: 14.70%
• 1Y: 20.99%
• 3Y*: 19.79%
• 5Y*: 7.32%
• 10Y*: 10.90%

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

FGDDX vs. RCKSX - Yearly Performance Comparison

	2026 (YTD)
FGDDX Fidelity Advisor Dividend Growth Fund Class A	14.81%
RCKSX Rock Oak Core Growth Fund	8.10%

Correlation

The correlation between FGDDX and RCKSX is 0.52, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Mar 17, 2026	0.52

Return for Risk

FGDDX vs. RCKSX — Risk / Return Rank

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

RCKSX

RCKSX Risk / Return Rank: 56
RCKSX Sharpe Ratio Rank: 39
RCKSX Sortino Ratio Rank: 40
RCKSX Omega Ratio Rank: 33
RCKSX Calmar Ratio Rank: 92
RCKSX Martin Ratio Rank: 75

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.

FGDDX vs. RCKSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Dividend Growth Fund Class A (FGDDX) and Rock Oak Core Growth Fund (RCKSX). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	FGDDX	RCKSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	1.80	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.47	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.62	—
Sharpe Ratio (All Time) Calculated using the full available price history	5.42	0.38	+5.04

Drawdowns

FGDDX vs. RCKSX - Drawdown Comparison

The maximum FGDDX drawdown since its inception was -5.73%, smaller than the maximum RCKSX drawdown of -57.88%. Use the drawdown chart below to compare losses from any high point for FGDDX and RCKSX.

Drawdown Indicators

	FGDDX	RCKSX	Difference
Max Drawdown Largest peak-to-trough decline	-5.73%	-57.88%	+52.15%
Max Drawdown (1Y) Largest decline over 1 year	—	-4.14%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-18.22%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-22.54%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.10%	—
Current Drawdown Current decline from peak	-0.58%	-0.17%	-0.41%
Average Drawdown Average peak-to-trough decline	-1.01%	-9.50%	+8.49%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.49%	—

Volatility

Volatility by Period

	FGDDX	RCKSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	2.96%	—
Volatility (6M) Calculated over the trailing 6-month period	—	7.99%	—
Volatility (1Y) Calculated over the trailing 1-year period	16.44%	11.56%	+4.88%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.44%	15.66%	+0.78%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.44%	17.54%	-1.10%

FGDDX vs. RCKSX - Expense Ratio Comparison

FGDDX has a 1.16% expense ratio, which is lower than RCKSX's 1.25% expense ratio.

Dividends

FGDDX vs. RCKSX - Dividend Comparison

FGDDX's dividend yield for the trailing twelve months is around 0.15%, less than RCKSX's 5.46% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FGDDX Fidelity Advisor Dividend Growth Fund Class A	0.15%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
RCKSX Rock Oak Core Growth Fund	5.46%	6.26%	0.47%	0.71%	1.00%	4.31%	16.56%	3.18%	0.59%	5.91%	0.70%	3.21%

Frequently Asked Questions

Can I hold both FGDDX and RCKSX in my portfolio?

FGDDX and RCKSX have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.