FIKBX vs. WFSPX

Last updated Apr 1, 2026

Compare and contrast key facts about Fidelity Advisor Financial Services Fund Class Z (FIKBX) and iShares S&P 500 Index Fund (WFSPX).

FIKBX is managed by BlackRock. It was launched on Oct 2, 2018. WFSPX is a passively managed fund by BlackRock that tracks the performance of the S&P 500 Index. It was launched on Jul 30, 1993.

Performance

FIKBX vs. WFSPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Financial Services Fund Class Z (FIKBX) and iShares S&P 500 Index Fund (WFSPX). The values are adjusted to include any dividend payments, if applicable.

FIKBX vs. WFSPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
FIKBX Fidelity Advisor Financial Services Fund Class Z	-9.34%	15.36%	32.80%	14.47%	-8.58%	33.43%	0.18%	34.31%	-11.43%
WFSPX iShares S&P 500 Index Fund	-7.06%	17.83%	24.94%	26.25%	-18.14%	28.63%	18.43%	31.45%	-10.34%

Returns By Period

In the year-to-date period, FIKBX achieves a -9.34% return, which is significantly lower than WFSPX's -7.06% return.

FIKBX

• 1D: 1.00%
• 1M: -5.35%
• YTD: -9.34%
• 6M: -5.78%
• 1Y: 4.82%
• 3Y*: 19.08%
• 5Y*: 10.36%
• 10Y*: —

WFSPX

• 1D: -0.39%
• 1M: -7.68%
• YTD: -7.06%
• 6M: -4.63%
• 1Y: 14.40%
• 3Y*: 17.13%
• 5Y*: 11.37%
• 10Y*: 13.63%

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

FIKBX vs. WFSPX - Expense Ratio Comparison

FIKBX has a 0.64% expense ratio, which is higher than WFSPX's 0.03% expense ratio.

FIKBX

Fidelity Advisor Financial Services Fund Class Z

WFSPX

iShares S&P 500 Index Fund

Return for Risk

FIKBX vs. WFSPX — Risk / Return Rank

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

FIKBX

FIKBX Risk / Return Rank: 11
FIKBX Sharpe Ratio Rank: 11
FIKBX Sortino Ratio Rank: 11
FIKBX Omega Ratio Rank: 12
FIKBX Calmar Ratio Rank: 11
FIKBX Martin Ratio Rank: 11

WFSPX

WFSPX Risk / Return Rank: 46
WFSPX Sharpe Ratio Rank: 41
WFSPX Sortino Ratio Rank: 45
WFSPX Omega Ratio Rank: 50
WFSPX Calmar Ratio Rank: 41
WFSPX Martin Ratio Rank: 53

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.

FIKBX vs. WFSPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Financial Services Fund Class Z (FIKBX) and iShares S&P 500 Index Fund (WFSPX). 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.

	FIKBX	WFSPX	Difference
Sharpe ratio Return per unit of total volatility	0.27	0.84	-0.57
Sortino ratio Return per unit of downside risk	0.50	1.30	-0.80
Omega ratio Gain probability vs. loss probability	1.07	1.20	-0.12
Calmar ratio Return relative to maximum drawdown	0.25	1.06	-0.81
Martin ratio Return relative to average drawdown	0.77	5.13	-4.36
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FIKBX vs. WFSPX - Sharpe Ratio Comparison

The current FIKBX Sharpe Ratio is 0.27, which is lower than the WFSPX Sharpe Ratio of 0.84. The chart below compares the historical Sharpe Ratios of FIKBX and WFSPX, 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

	FIKBX	WFSPX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.27	0.84	-0.57
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.50	0.68	-0.18
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.76	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	0.13	+0.33

Correlation

The correlation between FIKBX and WFSPX is 0.72, 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

FIKBX vs. WFSPX - Dividend Comparison

FIKBX's dividend yield for the trailing twelve months is around 7.85%, more than WFSPX's 1.58% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FIKBX Fidelity Advisor Financial Services Fund Class Z	7.85%	7.11%	5.04%	2.48%	6.20%	4.43%	2.78%	1.59%	4.47%	0.00%	0.00%	0.00%
WFSPX iShares S&P 500 Index Fund	1.58%	1.72%	1.41%	1.50%	2.02%	1.82%	1.66%	1.99%	2.00%	1.62%	2.37%	2.49%

Drawdowns

FIKBX vs. WFSPX - Drawdown Comparison

The maximum FIKBX drawdown since its inception was -45.95%, smaller than the maximum WFSPX drawdown of -58.21%. Use the drawdown chart below to compare losses from any high point for FIKBX and WFSPX.

Drawdown Indicators

	FIKBX	WFSPX	Difference
Max Drawdown Largest peak-to-trough decline	-45.95%	-58.21%	+12.26%
Max Drawdown (1Y) Largest decline over 1 year	-14.41%	-12.11%	-2.30%
Max Drawdown (5Y) Largest decline over 5 years	-24.82%	-24.51%	-0.31%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.74%	—
Current Drawdown Current decline from peak	-12.09%	-8.90%	-3.19%
Average Drawdown Average peak-to-trough decline	-8.17%	-12.84%	+4.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.61%	2.49%	+2.12%

Volatility

FIKBX vs. WFSPX - Volatility Comparison

Fidelity Advisor Financial Services Fund Class Z (FIKBX) has a higher volatility of 4.52% compared to iShares S&P 500 Index Fund (WFSPX) at 4.24%. This indicates that FIKBX's price experiences larger fluctuations and is considered to be riskier than WFSPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FIKBX	WFSPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.52%	4.24%	+0.28%
Volatility (6M) Calculated over the trailing 6-month period	12.43%	9.08%	+3.35%
Volatility (1Y) Calculated over the trailing 1-year period	21.14%	18.06%	+3.08%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.79%	16.84%	+3.95%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	26.15%	17.98%	+8.17%