TSEM vs. CLSK

Last updated Jun 18, 2026

TSEM (Tower Semiconductor Ltd) and CLSK (CleanSpark, Inc.) are both stocks. TSEM operates in Semiconductors (Technology), while CLSK operates in Capital Markets (Financial Services). Over the past 10 years, TSEM returned 36.43%/yr vs -5.64%/yr for CLSK. At a 0.22 correlation, their price movements are largely independent.

Performance

TSEM vs. CLSK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tower Semiconductor Ltd (TSEM) and CleanSpark, Inc. (CLSK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TSEM achieves a 127.50% return, which is significantly higher than CLSK's 65.81% return. Over the past 10 years, TSEM has outperformed CLSK with an annualized return of 36.43%, while CLSK has yielded a comparatively lower -5.64% annualized return.

TSEM

• 1D: -0.52%
• 1M: 7.68%
• YTD: 127.50%
• 6M: 137.26%
• 1Y: 585.65%
• 3Y*: 86.52%
• 5Y*: 58.61%
• 10Y*: 36.43%

CLSK

• 1D: -2.78%
• 1M: 24.85%
• YTD: 65.81%
• 6M: 46.17%
• 1Y: 88.54%
• 3Y*: 62.92%
• 5Y*: -2.15%
• 10Y*: -5.64%

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

TSEM vs. CLSK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TSEM Tower Semiconductor Ltd	127.50%	127.96%	68.77%	-29.35%	8.87%	53.68%	7.32%	63.23%	-56.75%	79.09%
CLSK CleanSpark, Inc.	65.81%	9.88%	-16.50%	440.69%	-78.57%	-67.23%	442.99%	-73.90%	-15.98%	-30.29%

Correlation

The correlation between TSEM and CLSK is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.33
Correlation (3Y) Calculated over the trailing 3-year period	0.33
Correlation (5Y) Calculated over the trailing 5-year period	0.33
Correlation (10Y) Calculated over the trailing 10-year period	0.23
Correlation (All Time) Calculated using the full available price history since Jan 29, 2016	0.22

The correlation between TSEM and CLSK shifts across timeframes, from 0.22 (all time) to 0.33 (3 years), reflecting how their relationship changes across market environments.

Fundamentals

EPS TSEM : $2.15 CLSK : -$2.24
PS Ratio TSEM : 18.76 CLSK : 5.07
Total Revenue (TTM) TSEM : $1.62B CLSK : $739.88M
Gross Profit (TTM) TSEM : $401.63M CLSK : $306.93M
EBITDA (TTM) TSEM : $571.93M CLSK : -$103.41M

Return for Risk

TSEM vs. CLSK — Risk / Return Rank

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

TSEM

TSEM Risk / Return Rank: 99
TSEM Sharpe Ratio Rank: 100
TSEM Sortino Ratio Rank: 99
TSEM Omega Ratio Rank: 98
TSEM Calmar Ratio Rank: 100
TSEM Martin Ratio Rank: 100

CLSK

CLSK Risk / Return Rank: 69
CLSK Sharpe Ratio Rank: 72
CLSK Sortino Ratio Rank: 73
CLSK Omega Ratio Rank: 69
CLSK Calmar Ratio Rank: 68
CLSK Martin Ratio Rank: 64

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.

TSEM vs. CLSK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tower Semiconductor Ltd (TSEM) and CleanSpark, Inc. (CLSK). 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.

	TSEM	CLSK	Difference
Sharpe ratio: Return per unit of total volatility	8.56	1.01	+7.55
Sortino ratio: Return per unit of downside risk	5.86	1.81	+4.05
Omega ratio: Gain probability vs. loss probability	1.76	1.21	+0.55
Calmar ratio: Return relative to maximum drawdown	23.60	1.38	+22.23
Martin ratio: Return relative to average drawdown	81.74	2.28	+79.47

TSEM vs. CLSK - Sharpe Ratio Comparison

The current TSEM Sharpe Ratio is 8.56, which is higher than the CLSK Sharpe Ratio of 1.01. The chart below compares the historical Sharpe Ratios of TSEM and CLSK, 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

TSEM vs. CLSK - Drawdown Comparison

The maximum TSEM drawdown since its inception was -99.75%, roughly equal to the maximum CLSK drawdown of -98.56%. Use the drawdown chart below to compare losses from any high point for TSEM and CLSK.

Drawdown Indicators

	TSEM	CLSK	Difference
Max Drawdown Largest peak-to-trough decline	-99.75%	-98.56%	-1.19%
Max Drawdown (1Y) Largest decline over 1 year	-25.04%	-64.74%	+39.70%
Max Drawdown (3Y) Largest decline over 3 years	-46.78%	-71.28%	+24.50%
Max Drawdown (5Y) Largest decline over 5 years	-55.39%	-92.00%	+36.61%
Max Drawdown (10Y) Largest decline over 10 years	-62.28%	-98.56%	+36.28%
Current Drawdown Current decline from peak	-55.34%	-77.01%	+21.67%
Average Drawdown Average peak-to-trough decline	-85.37%	-69.76%	-15.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.21%	39.05%	-31.84%

Volatility

TSEM vs. CLSK - Volatility Comparison

Tower Semiconductor Ltd (TSEM) has a higher volatility of 25.08% compared to CleanSpark, Inc. (CLSK) at 22.46%. This indicates that TSEM's price experiences larger fluctuations and is considered to be riskier than CLSK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TSEM	CLSK	Difference
Volatility (1M) Calculated over the trailing 1-month period	25.08%	22.46%	+2.62%
Volatility (6M) Calculated over the trailing 6-month period	56.18%	60.42%	-4.24%
Volatility (1Y) Calculated over the trailing 1-year period	69.17%	88.76%	-19.59%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	47.57%	100.80%	-53.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	43.74%	183.27%	-139.53%

Dividends

TSEM vs. CLSK - Dividend Comparison

Neither TSEM nor CLSK has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both TSEM and CLSK in my portfolio?

TSEM and CLSK have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TSEM or CLSK?

TSEM has higher volatility (25.08%) compared to CLSK (22.46%). In terms of maximum drawdown, TSEM dropped -99.75% vs CLSK's -98.56%.

Which has better risk-adjusted returns?

TSEM currently has the higher Sharpe Ratio (8.56 vs 1.01), 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.