WKEY vs. FLEX

Last updated Aug 1, 2026

WKEY (WISeKey International Holding AG) and FLEX (Flex Ltd.) are both stocks. Both are in the Technology sector — WKEY in Semiconductors, FLEX in Electronic Components. Over the past 5 years, WKEY returned -29.07%/yr vs 62.82%/yr for FLEX. Their 0.21 correlation means their historical movements had little consistent relationship.

Performance

WKEY vs. FLEX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in WISeKey International Holding AG (WKEY) and Flex Ltd. (FLEX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WKEY achieves a -21.78% return, which is significantly lower than FLEX's 88.27% return.

WKEY

• 1D: -4.21%
• 1M: -11.84%
• 6M: -17.80%
• YTD: -21.78%
• 1Y: 16.51%
• 3Y*: 14.60%
• 5Y*: -29.07%
• 10Y*: —
• ALL TIME*: -30.53%

FLEX

• 1D: 1.64%
• 1M: -16.88%
• 6M: 80.44%
• YTD: 88.27%
• 1Y: 129.71%
• 3Y*: 95.96%
• 5Y*: 62.82%
• 10Y*: 32.48%
• ALL TIME*: 15.56%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FLEX Flex Ltd.	$686.22M	$621.62M	$1.03B
WKEY WISeKey International Holding AG	$285.27K	$368.93K	$924.82K

WKEY vs. FLEX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
WKEY WISeKey International Holding AG	-21.78%	-13.31%	417.40%	-60.67%	-77.35%	-44.57%	-39.61%	-38.93%
FLEX Flex Ltd.	88.27%	57.38%	127.87%	41.94%	17.08%	1.95%	42.47%	58.15%

Correlation

The correlation between WKEY and FLEX is 0.41, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.41
Correlation (3Y) Balances recent behavior with more history.	0.25
Correlation (5Y) Shows whether the relationship held over a longer period.	0.27
Correlation (All Time) Calculated using the full available price history since Jan 11, 2019	0.21

The correlation between WKEY and FLEX shifts across timeframes, from 0.21 (all time) to 0.41 (1 year), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap WKEY : $38.24M FLEX : $41.68B
EPS WKEY : -$2.56 FLEX : $2.59
PS Ratio WKEY : 2.22 FLEX : 1.46
PB Ratio WKEY : 1.50 FLEX : 7.74
Total Revenue (TTM) WKEY : $31.08M FLEX : $29.27B
Gross Profit (TTM) WKEY : $12.08M FLEX : $2.78B
EBITDA (TTM) WKEY : -$72.38M FLEX : $1.90B

Return for Risk

WKEY vs. FLEX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

WKEY

WKEY Risk / Return Rank: 50
WKEY Sharpe Ratio Rank: 47
WKEY Sortino Ratio Rank: 56
WKEY Omega Ratio Rank: 53
WKEY Calmar Ratio Rank: 48
WKEY Martin Ratio Rank: 47

FLEX

FLEX Risk / Return Rank: 91
FLEX Sharpe Ratio Rank: 91
FLEX Sortino Ratio Rank: 91
FLEX Omega Ratio Rank: 90
FLEX Calmar Ratio Rank: 90
FLEX Martin Ratio Rank: 94

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

WKEY vs. FLEX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WISeKey International Holding AG (WKEY) and Flex Ltd. (FLEX). 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.

	WKEY	FLEX	Difference
Sharpe ratio: Return per unit of total volatility	0.06	1.93	-1.87
Sortino ratio: Return per unit of downside risk	0.89	2.84	-1.94
Omega ratio: Gain probability vs. loss probability	1.10	1.35	-0.26
Calmar ratio: Return relative to maximum drawdown	0.08	3.54	-3.45
Martin ratio: Return relative to average drawdown	0.12	12.54	-12.42

WKEY vs. FLEX - Sharpe Ratio Comparison

The current WKEY Sharpe Ratio is 0.06, which is lower than the FLEX Sharpe Ratio of 1.93. The chart below compares the historical Sharpe Ratios of WKEY and FLEX, 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

WKEY vs. FLEX - Drawdown Comparison

The maximum WKEY drawdown since its inception was -98.63%, roughly equal to the maximum FLEX drawdown of -96.37%. Use the drawdown chart below to compare losses from any high point for WKEY and FLEX.

Drawdown Indicators

	WKEY	FLEX	Difference
Max Drawdown Largest peak-to-trough decline	-98.63%	-96.37%	-2.26%
Max Drawdown (1Y) Largest decline over 1 year	-69.33%	-36.43%	-32.90%
Max Drawdown (3Y) Largest decline over 3 years	-75.23%	-39.99%	-35.24%
Max Drawdown (5Y) Largest decline over 5 years	-96.78%	-39.99%	-56.79%
Max Drawdown (10Y) Largest decline over 10 years	—	-70.02%	—
Current Drawdown Current decline from peak	-94.02%	-29.81%	-64.21%
Average Drawdown Average peak-to-trough decline	-76.99%	-55.11%	-21.88%
Ulcer Index Depth and duration of drawdowns from previous peaks	48.34%	10.26%	+38.08%

Volatility

WKEY vs. FLEX - Volatility Comparison

The current volatility for WISeKey International Holding AG (WKEY) is 18.29%, while Flex Ltd. (FLEX) has a volatility of 22.79%. This indicates that WKEY experiences smaller price fluctuations and is considered to be less risky than FLEX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WKEY	FLEX	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.29%	22.79%	-4.50%
Volatility (6M) Calculated over the trailing 6-month period	56.38%	56.97%	-0.59%
Volatility (1Y) Calculated over the trailing 1-year period	102.23%	66.81%	+35.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	121.93%	48.71%	+73.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	120.51%	46.60%	+73.91%

Dividends

WKEY vs. FLEX - Dividend Comparison

Neither WKEY nor FLEX has paid dividends to shareholders.

Position	TTM	2025	2024
FLEX Flex Ltd.	0.00%	0.00%	21.00%
WKEY WISeKey International Holding AG	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both WKEY and FLEX in my portfolio?

WKEY and FLEX have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WKEY or FLEX?

FLEX has higher volatility (22.79%) compared to WKEY (18.29%). In terms of maximum drawdown, WKEY dropped -98.63% vs FLEX's -96.37%.

Which has better risk-adjusted returns?

FLEX currently has the higher Sharpe Ratio (1.93 vs 0.06), 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.