TSEM vs. AXTI

Last updated Apr 1, 2026

Compare and contrast key facts about Tower Semiconductor Ltd (TSEM) and AXT, Inc. (AXTI).

Performance

TSEM vs. AXTI - Performance Comparison

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

TSEM vs. AXTI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TSEM Tower Semiconductor Ltd	49.45%	127.96%	68.77%	-29.35%	8.87%	53.68%	7.32%	63.23%	-56.75%	79.09%
AXTI AXT, Inc.	248.50%	653.46%	-9.58%	-45.21%	-50.28%	-7.94%	120.00%	-0.00%	-50.00%	81.25%

Fundamentals

Market Cap TSEM : $20.04B AXTI : $2.55B
EPS TSEM : $1.94 AXTI : -$0.48
PS Ratio TSEM : 12.74 AXTI : 28.41
PB Ratio TSEM : 6.90 AXTI : 9.45
Total Revenue (TTM) TSEM : $1.57B AXTI : $88.33M
Gross Profit (TTM) TSEM : $363.85M AXTI : $11.24M
EBITDA (TTM) TSEM : $520.83M AXTI : -$14.38M

Returns By Period

In the year-to-date period, TSEM achieves a 49.45% return, which is significantly lower than AXTI's 248.50% return. Over the past 10 years, TSEM has underperformed AXTI with an annualized return of 30.70%, while AXTI has yielded a comparatively higher 36.43% annualized return.

TSEM

• 1D: 10.66%
• 1M: 40.53%
• YTD: 49.45%
• 6M: 142.71%
• 1Y: 392.09%
• 3Y*: 60.47%
• 5Y*: 43.42%
• 10Y*: 30.70%

AXTI

• 1D: 8.06%
• 1M: 50.34%
• YTD: 248.50%
• 6M: 1,169.04%
• 1Y: 3,941.13%
• 3Y*: 142.82%
• 5Y*: 35.86%
• 10Y*: 36.43%

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

Return for Risk

TSEM vs. AXTI — 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: 99
TSEM Martin Ratio Rank: 100

AXTI

AXTI Risk / Return Rank: 100
AXTI Sharpe Ratio Rank: 100
AXTI Sortino Ratio Rank: 99
AXTI Omega Ratio Rank: 99
AXTI Calmar Ratio Rank: 100
AXTI 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.

TSEM vs. AXTI - Risk-Adjusted Trends Comparison

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

	TSEM	AXTI	Difference
Sharpe ratio Return per unit of total volatility	6.29	32.68	-26.39
Sortino ratio Return per unit of downside risk	4.98	6.95	-1.97
Omega ratio Gain probability vs. loss probability	1.68	1.86	-0.18
Calmar ratio Return relative to maximum drawdown	15.79	102.50	-86.71
Martin ratio Return relative to average drawdown	57.66	305.89	-248.24
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TSEM vs. AXTI - Sharpe Ratio Comparison

The current TSEM Sharpe Ratio is 6.29, which is lower than the AXTI Sharpe Ratio of 32.68. The chart below compares the historical Sharpe Ratios of TSEM and AXTI, 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

	TSEM	AXTI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	6.29	32.68	-26.39
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.99	0.40	+0.59
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.73	0.46	+0.27
Sharpe Ratio (All Time) Calculated using the full available price history	0.00	0.08	-0.08

Correlation

The correlation between TSEM and AXTI is 0.25, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

TSEM vs. AXTI - Dividend Comparison

Neither TSEM nor AXTI has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

TSEM vs. AXTI - Drawdown Comparison

The maximum TSEM drawdown since its inception was -99.75%, roughly equal to the maximum AXTI drawdown of -98.57%. Use the drawdown chart below to compare losses from any high point for TSEM and AXTI.

Drawdown Indicators

	TSEM	AXTI	Difference
Max Drawdown Largest peak-to-trough decline	-99.75%	-98.57%	-1.18%
Max Drawdown (1Y) Largest decline over 1 year	-25.04%	-36.59%	+11.55%
Max Drawdown (5Y) Largest decline over 5 years	-55.39%	-90.65%	+35.26%
Max Drawdown (10Y) Largest decline over 10 years	-62.28%	-92.45%	+30.17%
Current Drawdown Current decline from peak	-70.67%	-16.74%	-53.93%
Average Drawdown Average peak-to-trough decline	-85.55%	-82.78%	-2.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.86%	12.26%	-5.40%

Volatility

TSEM vs. AXTI - Volatility Comparison

The current volatility for Tower Semiconductor Ltd (TSEM) is 30.23%, while AXT, Inc. (AXTI) has a volatility of 49.61%. This indicates that TSEM experiences smaller price fluctuations and is considered to be less risky than AXTI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TSEM	AXTI	Difference
Volatility (1M) Calculated over the trailing 1-month period	30.23%	49.61%	-19.38%
Volatility (6M) Calculated over the trailing 6-month period	48.15%	100.03%	-51.88%
Volatility (1Y) Calculated over the trailing 1-year period	62.82%	122.61%	-59.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	44.30%	91.12%	-46.82%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	42.09%	79.43%	-37.34%

Financials

TSEM vs. AXTI - Profitability Comparison

The chart below illustrates the profitability comparison between Tower Semiconductor Ltd and AXT, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

TSEM - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Tower Semiconductor Ltd reported a gross profit of 117.61M and revenue of 440.21M. Therefore, the gross margin over that period was 26.7%.

AXTI - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, AXT, Inc. reported a gross profit of 4.83M and revenue of 23.04M. Therefore, the gross margin over that period was 21.0%.

TSEM - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Tower Semiconductor Ltd reported an operating income of 70.83M and revenue of 440.21M, resulting in an operating margin of 16.1%.

AXTI - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, AXT, Inc. reported an operating income of -3.83M and revenue of 23.04M, resulting in an operating margin of -16.6%.

TSEM - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Tower Semiconductor Ltd reported a net income of 80.13M and revenue of 440.21M, resulting in a net margin of 18.2%.

AXTI - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, AXT, Inc. reported a net income of -3.55M and revenue of 23.04M, resulting in a net margin of -15.4%.