Shares Outstanding for Teradyne (TER)
According to Teradyne's latest reported financial statements, the company's latest reported diluted shares outstanding is 157.65M. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

TER
Currently viewingShares OutstandingSwitch metric
Latest period
157.65M
YoY change
-3.5%
5Y CAGR
-2.9%
Peak year (1997)
345.38M
Latest annual
157.65M
Shares Outstanding history chart for Teradyne (TER) from 1985 to 2025
Shares Outstanding history table for Teradyne (TER) from 1985 to 2025
| Fiscal year | Period ended | Reported | Shares Outstanding | YoY |
|---|---|---|---|---|
| 2025 | 157.65M | -3.5% | ||
| 2024 | 163.31M | -0.6% | ||
| 2023 | 164.30M | -3.2% | ||
| 2022 | 169.73M | -7.6% | ||
| 2021 | 183.63M | +0.3% | ||
| 2020 | 183.04M | +2.0% | ||
| 2019 | 179.46M | -6.8% | ||
| 2018 | 192.60M | -4.5% | ||
| 2017 | 201.64M | -0.5% | ||
| 2016 | 202.58M | -5.0% | ||
| 2015 | 213.32M | -4.1% | ||
| 2014 | 222.55M | -5.5% | ||
| 2013 | 235.60M | +2.3% | ||
| 2012 | 230.25M | +1.5% | ||
| 2011 | 226.82M | +0.0% | ||
| 2010 | 226.81M | +30.6% | ||
| 2009 | 173.60M | +1.8% | ||
| 2008 | 170.59M | -8.0% | ||
| 2007 | 185.37M | -9.3% | ||
| 2006 | 204.41M | +4.1% | ||
| 2005 | 196.28M | -0.2% | ||
| 2004 | 196.71M | +4.4% | ||
| 2003 | 188.34M | +3.0% | ||
| 2002 | 182.82M | +4.0% | ||
| 2001 | 175.83M | -2.9% | ||
| 2000 | 181.01M | +1.4% | ||
| 1999 | 178.55M | -48.1% | ||
| 1998 | 343.86M | -0.4% | ||
| 1997 | 345.38M | +1.6% | ||
| 1996 | 339.89M | +10.0% | ||
| 1995 | 309.01M | +35.3% | ||
| 1994 | 228.41M | +60.0% | ||
| 1993 | 142.75M | +8.0% | ||
| 1992 | 132.18M | +5.5% | ||
| 1991 | 125.30M | +5.6% | ||
| 1990 | 118.66M | +1.4% | ||
| 1989 | 117.01M | +1.7% | ||
| 1988 | 115.10M | +19.1% | ||
| 1987 | 96.65M | +20.8% | ||
| 1986 | 80.00M | -12.1% | ||
| 1985 | 91.01M | — |
Shares Outstanding values are taken from Teradyne's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
Teradyne (TER) most recent annual diluted shares outstanding stands at 157.65M (2025) – edged down 3.5% year-over-year.
Over 2020–2025 (5 years), Teradyne diluted shares outstanding expanded at a -2.9% compound annual rate, with a net decline across the window.
Teradyne diluted shares outstanding plunged from 345.38M in 1997 to 157.65M in 2025, a 54.4% drawdown.
345.38M stands as the all-time-high annual diluted shares outstanding, posted in 1997, against a low of 80.00M during 1986.
Among 8 Technology peers, Teradyne (TER) ranks 9th; the peer median for diluted shares outstanding is 5.02B.
Teradyne Shares Outstanding by Year
Teradyne Shares Outstanding 2025: 157.65M
Teradyne diluted shares outstanding in 2025 was 157.65M, edged down 3.5% below 2024.
Teradyne Shares Outstanding 2024: 163.31M
Teradyne diluted shares outstanding in 2024 was 163.31M, edged down 0.6% below 2023.
Teradyne Shares Outstanding 2023: 164.30M
Teradyne diluted shares outstanding in 2023 was 164.30M, edged down 3.2% below 2022.
Teradyne Shares Outstanding 2022: 169.73M
Teradyne diluted shares outstanding in 2022 was 169.73M, declined 7.6% below 2021.
Teradyne Shares Outstanding 2021: 183.63M
Teradyne diluted shares outstanding in 2021 was 183.63M.
See more financial history for Teradyne (TER).
Sector peers — Shares Outstanding
Companies in the same sector as Teradyne, ranked by their latest diluted shares outstanding.
| Company | Shares Outstanding | Sector |
|---|---|---|
| NVIDIA Corporation (NVDA) | 24.43B | Technology |
| Apple Inc. (AAPL) | 15.00B | Technology |
| Microsoft Corporation (MSFT) | 7.46B | Technology |
| Taiwan Semiconductor Manufacturing Company Limited (TSM) | 5.19B | Technology |
| Broadcom Inc. (AVGO) | 4.85B | Technology |
| Advanced Micro Devices, Inc. (AMD) | 1.64B | Technology |
| Micron Technology, Inc. (MU) | 1.13B | Technology |
| ASML Holding N.V. (ASML) | 388.90M | Technology |
Frequently asked questions
What is Teradyne's diluted shares outstanding?
- Latest reported diluted shares outstanding for Teradyne (TER) is 157.65M (period ending December 31, 2025).
How has Teradyne diluted shares outstanding changed year-over-year?
- Teradyne (TER) diluted shares outstanding changed -3.5% year-over-year on the latest annual filing.
What is the long-term growth rate of Teradyne diluted shares outstanding?
- Teradyne (TER) diluted shares outstanding compound annual growth rate is -2.9% over the most recent 5 years available.
When did Teradyne diluted shares outstanding hit its highest annual value?
- Teradyne diluted shares outstanding reached its highest annual value of 345.38M in 1997.
What was Teradyne diluted shares outstanding in 2024?
- Teradyne (TER) diluted shares outstanding in 2024 was 163.31M.
What was Teradyne diluted shares outstanding in 2025?
- Teradyne (TER) diluted shares outstanding in 2025 was 157.65M.
Metrics overview
Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.
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