What is Teradyne, Inc.'s shares (basic)?

Teradyne, Inc. (TER) reported shares (basic) of 156.4M in Q1 2026.

How has Teradyne, Inc.'s shares (basic) changed year-over-year?

Teradyne, Inc.'s shares (basic) decreased by 3.2% year-over-year, from 161.5M to 156.4M.

What does shares (basic) mean?

The average number of actual shares owned by investors throughout the year, accounting for any shares the company bought back or issued.

Earnings Per Share

Shares (Basic)

Teradyne, Inc. Shares (Basic) decreased by 1.4% to 156.4M in Q1 2026 compared to the prior quarter. Year-over-year, this metric declined by 3.2%, from 161.5M to 156.4M.

Analysis

StatementIncome Statement

SectionEarnings Per Share

CategoryCapital Allocation

SignalContext dependent

VolatilityStable

First reportedQ1 2013

Last reportedQ1 2026

How to read this metric

A decreasing trend typically signals an aggressive share buyback program, which can increase the value of remaining shares.

Detailed definition

Weighted-average shares outstanding (basic) is the calculation of the total number of common shares held by the public d...

Peer comparison

Used to evaluate the scale of a company's equity base relative to its market capitalization and peer group.

Metric ID: is_weighted_shares_basic

Historical Data

15 periods

	Q2 '21	Q3 '21	Q1 '22	Q2 '22	Q3 '22	Q1 '23	Q2 '23	Q3 '23	Q1 '24	Q2 '24	Q3 '24	Q1 '25	Q2 '25	Q3 '25	Q1 '26
Value	166M	164.6M	162M	159.6M	156.4M	155.9M	154.8M	153.8K	153M	157.8M	163M	161.5M	160M	158.6M	156.4M
QoQ Change	—	-0.9%	-1.5%	-1.5%	-2.0%	-0.3%	-0.7%	-99.9%	>999%	+3.1%	+3.3%	-0.9%	-0.9%	-0.9%	-1.4%
YoY Change	—	—	—	-3.9%	-5.0%	-3.8%	-3.0%	-99.9%	-1.8%	+2.0%	>999%	+5.5%	+1.4%	-2.7%	-3.2%

Range153.8K – 166M

CAGR-1.7%

Avg YoY Growth>999%

Median YoY Growth-2.9%

Current Streak4 quarters decline

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Frequently Asked Questions

What is Teradyne, Inc.'s shares (basic)?: Teradyne, Inc. (TER) reported shares (basic) of 156.4M in Q1 2026.
How has Teradyne, Inc.'s shares (basic) changed year-over-year?: Teradyne, Inc.'s shares (basic) decreased by 3.2% year-over-year, from 161.5M to 156.4M.
What does shares (basic) mean?: The average number of actual shares owned by investors throughout the year, accounting for any shares the company bought back or issued.