FLKR vs. WDC

Last updated Jun 16, 2026

FLKR (Franklin FTSE South Korea ETF) is Asia Pacific Equities fund tracking the FTSE South Korea RIC Capped Index, while WDC (Western Digital Corporation) is a stock. Over the past 5 years, FLKR returned 19.64%/yr vs 63.97%/yr for WDC. At a 0.48 correlation, their price movements are largely independent.

Performance

FLKR vs. WDC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Franklin FTSE South Korea ETF (FLKR) and Western Digital Corporation (WDC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FLKR achieves a 112.26% return, which is significantly lower than WDC's 279.64% return.

FLKR

• 1D: 7.15%
• 1M: 17.17%
• YTD: 112.26%
• 6M: 128.12%
• 1Y: 212.42%
• 3Y*: 49.62%
• 5Y*: 19.64%
• 10Y*: —

WDC

• 1D: 16.10%
• 1M: 35.62%
• YTD: 279.64%
• 6M: 280.15%
• 1Y: 1,076.48%
• 3Y*: 177.90%
• 5Y*: 63.97%
• 10Y*: 35.83%

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

FLKR vs. WDC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FLKR Franklin FTSE South Korea ETF	112.26%	91.91%	-18.84%	19.16%	-27.50%	-7.54%	42.64%	8.88%	-21.30%	3.00%
WDC Western Digital Corporation	279.64%	283.68%	13.86%	65.99%	-51.62%	17.73%	-10.89%	77.14%	-51.90%	-8.03%

Correlation

The correlation between FLKR and WDC is 0.53, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.53
Correlation (3Y) Calculated over the trailing 3-year period	0.49
Correlation (5Y) Calculated over the trailing 5-year period	0.52
Correlation (All Time) Calculated using the full available price history since Nov 6, 2017	0.48

The correlation between FLKR and WDC has been stable across timeframes, ranging from 0.48 to 0.53 - a consistent structural relationship.

Return for Risk

FLKR vs. WDC — Risk / Return Rank

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

FLKR

FLKR Risk / Return Rank: 96
FLKR Sharpe Ratio Rank: 97
FLKR Sortino Ratio Rank: 93
FLKR Omega Ratio Rank: 94
FLKR Calmar Ratio Rank: 97
FLKR Martin Ratio Rank: 96

WDC

WDC Risk / Return Rank: 100
WDC Sharpe Ratio Rank: 100
WDC Sortino Ratio Rank: 99
WDC Omega Ratio Rank: 99
WDC Calmar Ratio Rank: 100
WDC Martin Ratio Rank: 100

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.

FLKR vs. WDC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Franklin FTSE South Korea ETF (FLKR) and Western Digital Corporation (WDC). 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.

	FLKR	WDC	Difference
Sharpe ratio: Return per unit of total volatility	4.63	16.20	-11.57
Sortino ratio: Return per unit of downside risk	4.26	7.33	-3.07
Omega ratio: Gain probability vs. loss probability	1.63	2.01	-0.38
Calmar ratio: Return relative to maximum drawdown	9.29	52.84	-43.56
Martin ratio: Return relative to average drawdown	32.27	179.30	-147.03

FLKR vs. WDC - Sharpe Ratio Comparison

The current FLKR Sharpe Ratio is 4.63, which is lower than the WDC Sharpe Ratio of 16.20. The chart below compares the historical Sharpe Ratios of FLKR and WDC, 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

FLKR vs. WDC - Drawdown Comparison

The maximum FLKR drawdown since its inception was -50.06%, smaller than the maximum WDC drawdown of -96.20%. Use the drawdown chart below to compare losses from any high point for FLKR and WDC.

Drawdown Indicators

	FLKR	WDC	Difference
Max Drawdown Largest peak-to-trough decline	-50.06%	-96.20%	+46.14%
Max Drawdown (1Y) Largest decline over 1 year	-23.03%	-20.59%	-2.44%
Max Drawdown (3Y) Largest decline over 3 years	-26.39%	-49.65%	+23.26%
Max Drawdown (5Y) Largest decline over 5 years	-49.51%	-57.55%	+8.04%
Max Drawdown (10Y) Largest decline over 10 years	—	-70.49%	—
Current Drawdown Current decline from peak	-2.76%	0.00%	-2.76%
Average Drawdown Average peak-to-trough decline	-22.02%	-52.06%	+30.04%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.61%	6.06%	+0.55%

Volatility

FLKR vs. WDC - Volatility Comparison

Franklin FTSE South Korea ETF (FLKR) and Western Digital Corporation (WDC) have volatilities of 26.71% and 25.93%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FLKR	WDC	Difference
Volatility (1M) Calculated over the trailing 1-month period	26.71%	25.93%	+0.78%
Volatility (6M) Calculated over the trailing 6-month period	42.52%	55.32%	-12.80%
Volatility (1Y) Calculated over the trailing 1-year period	46.33%	67.30%	-20.97%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.77%	49.39%	-19.62%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	28.47%	48.90%	-20.43%

Dividends

FLKR vs. WDC - Dividend Comparison

FLKR's dividend yield for the trailing twelve months is around 1.82%, more than WDC's 0.08% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FLKR Franklin FTSE South Korea ETF	1.82%	3.87%	7.08%	2.28%	3.13%	2.12%	0.99%	2.09%	1.86%	1.02%	0.00%	0.00%
WDC Western Digital Corporation	0.08%	0.19%	0.00%	0.00%	0.00%	0.00%	1.81%	2.36%	5.41%	2.51%	2.94%	3.33%

Frequently Asked Questions

Can I hold both FLKR and WDC in my portfolio?

FLKR and WDC have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FLKR or WDC?

FLKR has higher volatility (26.71%) compared to WDC (25.93%). In terms of maximum drawdown, FLKR dropped -50.06% vs WDC's -96.20%.

Which has better risk-adjusted returns?

WDC currently has the higher Sharpe Ratio (16.20 vs 4.63), 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.