TER vs. ALAB

Last updated Aug 1, 2026

TER (Teradyne, Inc.) and ALAB (Astera Labs, Inc.) are both stocks. Both are in the Technology sector — TER in Semiconductor Equipment & Materials, ALAB in Semiconductors. Over the past year, TER returned 243.14% vs 127.62% for ALAB. Their 0.52 correlation means they have sometimes moved together and sometimes differently.

Performance

TER vs. ALAB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Teradyne, Inc. (TER) and Astera Labs, Inc. (ALAB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with TER having a 90.11% return and ALAB slightly lower at 87.08%.

TER

• 1D: 0.60%
• 1M: -13.96%
• 6M: 52.66%
• YTD: 90.11%
• 1Y: 243.14%
• 3Y*: 49.54%
• 5Y*: 24.17%
• 10Y*: 34.90%
• ALL TIME*: 11.43%

ALAB

• 1D: 3.85%
• 1M: -27.77%
• 6M: 106.63%
• YTD: 87.08%
• 1Y: 127.62%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 112.28%

*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)
ALAB Astera Labs, Inc.	$1.26B	$1.54B	$1.91B
TER Teradyne, Inc.	$1.53B	$1.39B	$1.68B

TER vs. ALAB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
TER Teradyne, Inc.	90.11%	54.39%	22.04%
ALAB Astera Labs, Inc.	87.08%	25.60%	152.00%

Correlation

The correlation between TER and ALAB is 0.52, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.52
Correlation (All Time) Calculated using the full available price history since Mar 20, 2024	0.52

The correlation between TER and ALAB has been stable across timeframes, ranging from 0.52 to 0.52 - a consistent structural relationship.

Fundamentals

Market Cap TER : $57.56B ALAB : $53.35B
EPS TER : $7.28 ALAB : $1.48
PE Ratio TER : 50.51 ALAB : 210.48
PS Ratio TER : 13.02 ALAB : 56.25
PB Ratio TER : 0.02 ALAB : 37.74
Total Revenue (TTM) TER : $4.46B ALAB : $1.00B
Gross Profit (TTM) TER : $2.65B ALAB : $760.99M
EBITDA (TTM) TER : $1.42B ALAB : $253.12M

Return for Risk

TER vs. ALAB — Risk / Return Rank

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

TER

TER Risk / Return Rank: 96
TER Sharpe Ratio Rank: 98
TER Sortino Ratio Rank: 94
TER Omega Ratio Rank: 94
TER Calmar Ratio Rank: 98
TER Martin Ratio Rank: 98

ALAB

ALAB Risk / Return Rank: 79
ALAB Sharpe Ratio Rank: 81
ALAB Sortino Ratio Rank: 80
ALAB Omega Ratio Rank: 79
ALAB Calmar Ratio Rank: 80
ALAB Martin Ratio Rank: 76

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.

TER vs. ALAB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Teradyne, Inc. (TER) and Astera Labs, Inc. (ALAB). 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.

	TER	ALAB	Difference
Sharpe ratio: Return per unit of total volatility	3.31	1.28	+2.04
Sortino ratio: Return per unit of downside risk	3.19	2.06	+1.14
Omega ratio: Gain probability vs. loss probability	1.44	1.26	+0.19
Calmar ratio: Return relative to maximum drawdown	7.20	2.13	+5.07
Martin ratio: Return relative to average drawdown	22.29	4.03	+18.26

TER vs. ALAB - Sharpe Ratio Comparison

The current TER Sharpe Ratio is 3.31, which is higher than the ALAB Sharpe Ratio of 1.28. The chart below compares the historical Sharpe Ratios of TER and ALAB, 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

TER vs. ALAB - Drawdown Comparison

The maximum TER drawdown since its inception was -97.30%, which is greater than ALAB's maximum drawdown of -63.69%. Use the drawdown chart below to compare losses from any high point for TER and ALAB.

Drawdown Indicators

	TER	ALAB	Difference
Max Drawdown Largest peak-to-trough decline	-97.30%	-63.69%	-33.61%
Max Drawdown (1Y) Largest decline over 1 year	-33.98%	-60.19%	+26.21%
Max Drawdown (3Y) Largest decline over 3 years	-58.18%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-59.12%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-59.12%	—	—
Current Drawdown Current decline from peak	-24.01%	-35.57%	+11.56%
Average Drawdown Average peak-to-trough decline	-58.54%	-29.00%	-29.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.96%	31.79%	-20.83%

Volatility

TER vs. ALAB - Volatility Comparison

The current volatility for Teradyne, Inc. (TER) is 29.42%, while Astera Labs, Inc. (ALAB) has a volatility of 34.17%. This indicates that TER experiences smaller price fluctuations and is considered to be less risky than ALAB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TER	ALAB	Difference
Volatility (1M) Calculated over the trailing 1-month period	29.42%	34.17%	-4.75%
Volatility (6M) Calculated over the trailing 6-month period	63.50%	77.73%	-14.23%
Volatility (1Y) Calculated over the trailing 1-year period	73.88%	100.79%	-26.91%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	52.71%	95.32%	-42.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	46.68%	95.32%	-48.64%

Dividends

TER vs. ALAB - Dividend Comparison

TER's dividend yield for the trailing twelve months is around 0.14%, while ALAB has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ALAB Astera Labs, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
TER Teradyne, Inc.	0.14%	0.25%	0.38%	0.41%	0.50%	0.24%	0.33%	0.53%	1.15%	0.67%	0.94%	1.16%

Financials

TER vs. ALAB - Profitability Comparison

The chart below illustrates the profitability comparison between Teradyne, Inc. and Astera Labs, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

TER - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Teradyne, Inc. reported a gross profit of 794.62M and revenue of 1.33B. Therefore, the gross margin over that period was 59.8%.

ALAB - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Astera Labs, Inc. reported a gross profit of 235.14M and revenue of 308.36M. Therefore, the gross margin over that period was 76.3%.

TER - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Teradyne, Inc. reported an operating income of 437.81M and revenue of 1.33B, resulting in an operating margin of 32.9%.

ALAB - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Astera Labs, Inc. reported an operating income of 61.83M and revenue of 308.36M, resulting in an operating margin of 20.1%.

TER - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Teradyne, Inc. reported a net income of 374.53M and revenue of 1.33B, resulting in a net margin of 28.2%.

ALAB - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Astera Labs, Inc. reported a net income of 80.31M and revenue of 308.36M, resulting in a net margin of 26.0%.

Frequently Asked Questions

Can I hold both TER and ALAB in my portfolio?

TER and ALAB have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TER or ALAB?

ALAB has higher volatility (34.17%) compared to TER (29.42%). In terms of maximum drawdown, TER dropped -97.30% vs ALAB's -63.69%.

Which has better risk-adjusted returns?

TER currently has the higher Sharpe Ratio (3.31 vs 1.28), 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.