Teradyne (TER) logo

Teradyne (TER) stock

$259.36
-5.47%

Testing equipment, market cap $46BRobotics

As of 3:33 PM ET, delayed 15+ min · Live for Pro members

Why is TER down?

Down 5.5% today with semiconductor equipment stocks: 21 of 22 are down, 4.0% on average; the S&P 500 is down 0.3%.

Down from its high

Down 43% from its Jun 30, 2026 high.

  • South Korea sales fell from $695.7M to $446.3M in fiscal 2025, 14% of the total, its 10-K says.

Sources: Price history, Oct 30, 2026; 10-K, sales by line, Feb 19, 2026

Tell me next time TER moves

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1 more reason, free with an account →2 more reasons why TER is down from its high, from its filings, with the other side, how the business stands, the timeline, and its peers, for Pro members.
Quality Score
9
Average
In its industry
#3of 8

TER's Quality Score fell 1 point on Mon, Nov 2, to 9.

See TER's 14 chart checksSee it live, free for 24 hours. No account. No card. Then keep going with a free account.

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Key facts on TER

Key facts on TER
The companySales up 58% on the year
Its scoreDown:Lowest Quality Score since Sep 2025 Scores before Sep 10, 2026 were rebuilt.
Latest filing8-K, Oct 28 Reported its quarterly results
1 more reason behind TER's 9, free with an account →4 more reasons behind TER's 9, for Pro members.

TER in the news

TodayWith its group.

TER catalysts

Coming up

After its last 4 reports it closed -2.4% on average, higher 1 of 4 times.

35 past catalysts since 2018, with sizes and sources, for Pro members.Get in free →

Why TER scores 9

Averagefor quality, not price, 1 of 14 chart checks firingWhat the Quality Score means

  • +2Profit A profit of $1.2B over the last four quarters, up 145% from $469M the four before, from the SEC filingsRead on the last four quarters against the four before, or the last full year where no quarters are filed.
  • +2Growth sales up 58% on the year, gross margin up 0.1 pointsSales and margins against a year earlier: up to +3 for fast growth and widening margins, down to -2 when both shrink.
  • Chart checks adds
  • Long-term trend adds
  • Size adds
  • Persistence adds
  • News adds

No effect today: Run-up, Dilution, Volatility, and Cash flow.

What every line is worth, and the reason behind it, on TER and every other stock.Get in free →

Price, score, chart checks, and the industry rank are from a snapshot taken at 3:33 PM ET, at least 15 minutes behind. How we rank stocks.

Tested. Our top-⁠scored stocks returned 2.2x the average stock over the next month. How we tested it

Here is what Pro members see.

  • The same page for Pro members, on AMD

    Its Quality Score and rank, the line that drives it, and the live price.

  • The full chart

    A year of candles to start, out to the whole history, with insider trades marked and the Quality Score under the price.

  • Every line of the score

    Price action, the company, and signals, each with its points, on TER and every other stock.

  • CEOs buying their own stock

    Every CEO buy, biggest names first. Sort, filter, save the list, and set optional alerts.

  • Congress trades

    A member's trades, newest first, each with its amount. Sort and filter the whole list.

  • 14 chart checks, read for you

    The ones firing on the stock, each in plain words, its rule a tap away.

  • Earnings, week by week

    Who reports each day, and how each stock took its last four reports.

  • FDA dates, counted down

    Each date in the company's words, its cash against the date, and an optional alert before it.

  • The market map

    Every stock a box, colored by its Quality Score.

  • Themes, ranked live

    Each theme's stocks ranked by Quality Score, live. Here, AI chips.

  • The top 10, every day

    The ten highest Quality Scores at each close, kept day by day, week by week.

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TER has 1 of 14 chart checks firing

Volume1 of 3 shown
Tight range1 of 3 shown
Buying1 of 3 shown
The other 10 checks on TER, and all 14 on every stock.Get in free →

TER RSI today: 26.5, below its 50-day and 200-day averages

Not scored

Not in the Quality Score: over 20 years of tests, 2006 to 2026, they added no edge.

The deep dive on TER

11 more findings on TER, each with its source, for Pro membersGet in free →

How TER ranks in Electrical Testing

TER is #3 of 8 by Quality Score among Instruments for Measuring & Testing of Electricity & Electric Signals.

How TER ranks in Electrical Testing
3Teradyne (TER) logoTERTeradyne9

Share count against a year before: TER -2.2%, FORM +1.2%, KLAC -1.4%.

More in Electrical Testing

When does TER report earnings, and what happens after?

Expected to report Wed Jan 27, after the close (in 86 days). Expected.

What an earnings report is: every 3 months, a company tells everyone how much it sold and earned. We read the figures, the outlook, and how the stock moved after.

What TER reported on Oct 28, 2026

The quarter

Sales of $1.3B, 70% more than a year ago; a profit of $2.17 a share, from $0.75.

The quarter that ended Sep 27, from the company's press release

The press releaseThe filing on EDGAR

Where the sales came from

TER's results filing gives no sales by line in a table we read.

The outlook

The outlook the company gave, by period
MeasureFigure
Q4 2026
Revenue$1.25B to $1.35B

Figures as filed (SEC filing, Oct 28)

2 more outlook lines, for Pro members.

The numbers

Market value
$46B
today
Sales
$4.5B
up 57.9% on the year
Free cash flow
$800M
last 12 months

Sales grew 0.4% a year over 5 years, fiscal 2020 to 2025.

Pays $0.52 a share a year.

5 more figures, for Pro members.

No analyst estimates on Breakaway: every figure here is filed.

The whole report on TER: every line of its sales, every outlook beside the one it replaced, and the company's words, for Pro members.Get in free →
ReportedGapReaction5
sessions
Oct 28, 2026Before open-6.5%-3.2%open
Jul 29, 2026Before open+14.7%-0.4%+25.9%
Apr 29, 2026Before open-17.3%-19.4%-6.1%

TER closed higher after 1 of its last 4 reports.

All 4 reports, and TER's Quality Score going into each

TER sales and profit by year

Sales and profit by year

Sales grew in five of the last seven years, to $3.2B in 2025. It made a profit in each of the eight years.

Insiders trading TER

TER trades by Congress and the executive branch

7 trades disclosed in the last six months. The newest:

SellDonald Trump$1K to $15KPresident (R)traded Jul 17, disclosed Sep 22(67 days later)
All 7 trades on TER disclosed by Congress and the executive branch, for Pro members.Get in free →

See what Congress is buying across the market

TER's officers and directors

Officers and directors with a Form 4 in the last 12 months.

6 more officers and directors file at TER. Each page above names the rest.

See insider trades by person

Which ETFs hold TER?

In ETFs: TER is 2.5% of SOXX, 1.1% of SMH, and 0.4% of JEPQ, the most of the 24 funds Breakaway covers, by their holdings as filed for Jun 30, 2026.

About Teradyne

Teradyne provides testing equipment, including automated test equipment for semiconductors, system testing for hard disk drives, circuit boards, and electronics systems, and wireless testing for devices. The firm entered the industrial automation market in 2015 and sells collaborative and autonomous robots for factory applications. Teradyne serves numerous end markets and geographies, directly and indirectly, through its products, but its most significant exposure is to semiconductor testing. Teradyne serves vertically integrated, fabless, and foundry chipmakers with its equipment.

6,600 employeesNorth Reading, MAteradyne.com

What Teradyne says it competes with

“We face significant competition throughout the world in each of our reportable segments.”

From its annual report, SEC filing · Feb 19, 2026

2 more sentences and what it says it does, for Pro membersGet in free →

TER's score card

Teradyne (TER): Quality Score 9, Average, #3 of 8 in Electrical Testing, with its price, on Breakaway
The picture a link to this page shows when it is shared.

Pro members see every line of every stock's score.

  • What would move TER's score: 5 things
  • 2 more filings explained, a plain line each
  • Real-⁠time prices, no delay
BreakawayJul 21Alan Armstrong bought TER$1K to $15K, disclosed Jul 21

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See TER's 14 chart checks

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Straight Answers

As of Nov 2, 2026: TER's Quality Score is 9 (Average), #3 of 8 in Instruments for Measuring & Testing of Electricity & Electric Signals.

Is TER a good stock to buy? What its Quality Score says

TER scores 9 today, which Breakaway calls Average. It is #3 of 8 in Instruments for Measuring & Testing of Electricity & Electric Signals by Quality Score, with 1 of 14 chart checks firing. Down 43% from its Jun 30, 2026 high. Breakaway does not say whether to buy any stock: the score does not know your situation, and it is not a recommendation to buy or sell anything. Please do your own research.

What is TER's Quality Score?

TER scores 9 today, which Breakaway calls Average (6 to 10). That is #3 of 8 in Instruments for Measuring & Testing of Electricity & Electric Signals by Quality Score. The score adds up the chart checks, the trend, the company's filed sales, its profits, the news, insider trades, and Congress trades. The section above lists the lines behind TER's 9.

When does TER report earnings?

Expected to report Wed Jan 27, after the close, a date Breakaway expects from the company's usual timing; the company has not confirmed it. TER closed higher after 1 of its last 4 reports. Past behavior, not a forecast.

Are the prices delayed?

Only on the public pages, which run at least 15 minutes behind. Pro members, and anyone on a guest pass, see real-time prices: the scanner refreshes every 15 seconds, and your watchlist every few seconds, pre-market and after hours included.

The moves after past earnings reports are past behavior, not a forecast.

The price, the score, the chart checks and readings, and the industry rank on this page are delayed at least 15 minutes.

Our top-scored stocks' record: Oct 2021 to Sep 2026, before costs. Recorded live since Sep 9 2026.

Breakaway publishes impersonal securities research and analytical tools: one formula, the same score for everyone. It is not personalized investment advice, and nothing here is a recommendation to buy or sell any security.

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