GDRX vs. FXAIX

Last updated Jun 4, 2026

GDRX (GoodRx Holdings, Inc.) is a stock, while FXAIX (Fidelity 500 Index Fund) is S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, GDRX returned -40.71%/yr vs 14.28%/yr for FXAIX. At a 0.42 correlation, their price movements are largely independent.

Performance

GDRX vs. FXAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GoodRx Holdings, Inc. (GDRX) and Fidelity 500 Index Fund (FXAIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GDRX achieves a 3.69% return, which is significantly lower than FXAIX's 11.71% return.

GDRX

• 1D: -4.75%
• 1M: 12.40%
• YTD: 3.69%
• 6M: 2.55%
• 1Y: -28.68%
• 3Y*: -19.52%
• 5Y*: -40.71%
• 10Y*: —

FXAIX

• 1D: 0.13%
• 1M: 5.80%
• YTD: 11.71%
• 6M: 11.74%
• 1Y: 28.99%
• 3Y*: 22.75%
• 5Y*: 14.28%
• 10Y*: 15.66%

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

GDRX vs. FXAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
GDRX GoodRx Holdings, Inc.	3.69%	-41.72%	-30.60%	43.78%	-85.74%	-18.99%	-20.12%
FXAIX Fidelity 500 Index Fund	11.71%	17.84%	25.01%	26.29%	-18.14%	28.71%	16.54%

Correlation

The correlation between GDRX and FXAIX is 0.36, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.36
Correlation (3Y) Calculated over the trailing 3-year period	0.38
Correlation (5Y) Calculated over the trailing 5-year period	0.44
Correlation (All Time) Calculated using the full available price history since Sep 24, 2020	0.42

Return for Risk

GDRX vs. FXAIX — Risk / Return Rank

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

GDRX

GDRX Risk / Return Rank: 26
GDRX Sharpe Ratio Rank: 24
GDRX Sortino Ratio Rank: 26
GDRX Omega Ratio Rank: 26
GDRX Calmar Ratio Rank: 26
GDRX Martin Ratio Rank: 27

FXAIX

FXAIX Risk / Return Rank: 73
FXAIX Sharpe Ratio Rank: 76
FXAIX Sortino Ratio Rank: 67
FXAIX Omega Ratio Rank: 67
FXAIX Calmar Ratio Rank: 74
FXAIX Martin Ratio Rank: 83

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.

GDRX vs. FXAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GoodRx Holdings, Inc. (GDRX) and Fidelity 500 Index Fund (FXAIX). 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.

	GDRX	FXAIX	Difference
Sharpe ratio Return per unit of total volatility	-0.39	2.52	-2.91
Sortino ratio Return per unit of downside risk	-0.16	3.42	-3.59
Omega ratio Gain probability vs. loss probability	0.98	1.46	-0.48
Calmar ratio Return relative to maximum drawdown	-0.45	3.36	-3.81
Martin ratio Return relative to average drawdown	-0.71	15.70	-16.41
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GDRX vs. FXAIX - Sharpe Ratio Comparison

The current GDRX Sharpe Ratio is -0.39, which is lower than the FXAIX Sharpe Ratio of 2.52. The chart below compares the historical Sharpe Ratios of GDRX and FXAIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	GDRX	FXAIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.39	2.52	-2.91
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.56	0.85	-1.41
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.55	0.82	-1.37

Drawdowns

GDRX vs. FXAIX - Drawdown Comparison

The maximum GDRX drawdown since its inception was -96.73%, which is greater than FXAIX's maximum drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for GDRX and FXAIX.

Drawdown Indicators

	GDRX	FXAIX	Difference
Max Drawdown Largest peak-to-trough decline	-96.73%	-33.79%	-62.94%
Max Drawdown (1Y) Largest decline over 1 year	-63.48%	-8.89%	-54.59%
Max Drawdown (3Y) Largest decline over 3 years	-79.76%	-18.76%	-61.00%
Max Drawdown (5Y) Largest decline over 5 years	-96.03%	-24.50%	-71.53%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.79%	—
Current Drawdown Current decline from peak	-95.08%	0.00%	-95.08%
Average Drawdown Average peak-to-trough decline	-74.92%	-3.79%	-71.13%
Ulcer Index Depth and duration of drawdowns from previous peaks	40.30%	1.90%	+38.40%

Volatility

GDRX vs. FXAIX - Volatility Comparison

GoodRx Holdings, Inc. (GDRX) has a higher volatility of 18.42% compared to Fidelity 500 Index Fund (FXAIX) at 2.83%. This indicates that GDRX's price experiences larger fluctuations and is considered to be riskier than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GDRX	FXAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.42%	2.83%	+15.59%
Volatility (6M) Calculated over the trailing 6-month period	45.82%	8.97%	+36.85%
Volatility (1Y) Calculated over the trailing 1-year period	74.05%	11.86%	+62.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	72.92%	16.91%	+56.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	72.48%	18.07%	+54.41%

Dividends

GDRX vs. FXAIX - Dividend Comparison

GDRX has not paid dividends to shareholders, while FXAIX's dividend yield for the trailing twelve months is around 1.03%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FXAIX Fidelity 500 Index Fund	1.03%	1.11%	1.25%	1.45%	1.69%	1.22%	1.60%	2.06%	2.72%	1.97%	2.52%	2.83%
GDRX GoodRx Holdings, 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%

Frequently Asked Questions

Can I hold both GDRX and FXAIX in my portfolio?

GDRX and FXAIX have a correlation of 0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GDRX or FXAIX?

GDRX has higher volatility (18.42%) compared to FXAIX (2.83%). In terms of maximum drawdown, GDRX dropped -96.73% vs FXAIX's -33.79%.

Which has better risk-adjusted returns?

FXAIX currently has the higher Sharpe Ratio (2.52 vs -0.39), 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.