Why Is Teradyne (TER) Stock Down -14% Today?
Key Takeaways
- Shares of Teradyne (TER) are down approximately 14% in Wednesday's session, sliding from a prior close of $380.13 to trade near $327, in a classic "beat and guide lower" earnings reaction
- Primary catalyst: While Q1 2026 results were a blowout — revenue up 87% year-over-year to a record $1.282 billion and non-GAAP EPS of $2.56 beating consensus by 21% — management's Q2 2026 guidance signaled a meaningful sequential decline
- Q2 2026 revenue is guided at $1.15B–$1.25B (midpoint $1.2B), a step down from the record Q1; adjusted EPS guided at $1.86–$2.15, compared to $2.56 earned in Q1
- A richly elevated valuation — with a trailing P/E near 109, well above the average analyst price target — amplified profit-taking pressure on any sign of deceleration
- Despite the selloff, Teradyne's CEO emphasized that roughly 70% of revenues remain tied to AI-driven demand, a structural tailwind that supports longer-term positioning
- Traders are watching whether the Q2 sequential dip proves transient or reflects a broader softening in AI capital spending cycles
Opening Summary
Teradyne, Inc. (TER) is a North Reading, Massachusetts–based semiconductor test equipment company that designs and sells automated test systems used in the production of semiconductors, wireless products, data storage devices, and circuit boards. Shares plunged approximately 14% on Wednesday, falling from a prior close of $380.13 to trade near $327, as investors reacted negatively to the company's second-quarter outlook despite a record-breaking Q1 2026 earnings report. The market's sharply negative reaction underscores how elevated valuations leave little room for guidance that falls short of peak expectations, even when underlying results are objectively strong.
Q1 2026 Earnings: Record Beat
Teradyne's Q1 2026 results were, by any conventional measure, exceptional. Revenue surged 87% year-over-year to a record $1.282 billion, driven by $1.111 billion in Semiconductor Test revenues — the largest single-quarter result in the company's history. Non-GAAP EPS of $2.56 exceeded the Wall Street consensus of $2.11 by 21.4%, continuing a four-quarter streak of consensus beats. CEO Greg Smith noted that "roughly 70% of our revenue is linked to AI-driven demand," highlighting strength in compute and memory test as the core engine behind the record performance.
Q2 2026 Guidance: Sequential Pullback Disappoints
The selloff in TER is not a story of a miss — it is a story of a bar that was set too high by the market's own extrapolation. Teradyne guided Q2 2026 revenue at $1.15 billion to $1.25 billion (midpoint $1.2 billion), representing a sequential step down from Q1's record $1.282 billion. Adjusted EPS guidance of $1.86–$2.15 per diluted share implies a midpoint of $2.01, well below the $2.56 earned in Q1. While the Q2 revenue midpoint narrowly exceeded the analyst consensus of approximately $1.17 billion, investors had been pricing in sustained momentum at or near Q1 levels — and the sequential deceleration was sufficient to trigger aggressive profit-taking.
Valuation Overhang and Profit-Taking Risk
Entering Tuesday's earnings report, TER was trading at a trailing P/E of approximately 109, a level that demands consistent sequential growth to be sustained. The average analyst price target stood at $328.87 — meaning the stock had already traded well past what most sell-side models could justify on a near-term basis. At that valuation, any sequential guidance miss, however modest, carries outsized downside risk: when forward earnings estimates are revised lower even slightly, the multiple compression effect is magnified. The combination of a stretched valuation, a stock trading significantly above consensus price targets, and a Q2 outlook that signals a sequential profit decline created ideal conditions for the kind of double-digit selloff seen Wednesday.
Market Context and Trading Activity
Wednesday's TER decline was dramatically out of proportion with broader market or sector movements, making it unambiguously earnings-driven rather than macro-driven. Volume was substantially elevated relative to average daily trading, with heavy after-hours selling on Tuesday night continuing into the regular Wednesday session. Semiconductor peers and ETFs such as SMH did not exhibit comparable declines, isolating the move as idiosyncratic to Teradyne's guidance reset rather than a sector-wide rotation. The $380.13 prior close represented a technically extended level well above both the 50-day and 200-day moving averages, leaving significant air below when the selling commenced.
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What Comes Next for TER
Teradyne's next major milestone is its Q2 2026 earnings report, which will serve as the definitive test of whether the sequential pullback in guidance is a temporary air pocket or a more sustained deceleration in AI-related semiconductor test demand. Analysts at Stifel, who raised their price target to $390 following the Q1 print, will be watching closely to see whether Q2 revenue comes in at the high end of the guided $1.15B–$1.25B range as a sign of execution. Robotics — a smaller but strategically important segment that generated $91 million in Q1 — remains a source of uncertainty, with softness in industrial automation end markets partially offsetting semiconductor test strength. Broader macro risks, including tariff policy and capital expenditure cycles among large hyperscaler customers, add an additional layer of uncertainty to the second-half demand picture. Analysts will also monitor whether the recent valuation reset brings TER back into alignment with consensus price targets, potentially providing a more durable support level for long-term investors.
Disclaimer
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Aroon Indicator for TER shows an upward move is likely
TER's Aroon Indicator triggered a bullish signal on June 26, 2026. Tickeron's A.I.dvisor detected that the AroonUp green line is above 70 while the AroonDown red line is below 30. When the up indicator moves above 70 and the down indicator remains below 30, it is a sign that the stock could be setting up for a bullish move. Traders may want to buy the stock or look to buy calls options. A.I.dvisor looked at 311 similar instances where the Aroon Indicator showed a similar pattern. In of the 311 cases, the stock moved higher in the days that followed. This puts the odds of a move higher at .
Technical Analysis (Indicators)
Bullish Trend Analysis
The Stochastic Oscillator shows that the ticker has stayed in the oversold zone for 4 days. The price of this ticker is presumed to bounce back soon, since the longer the ticker stays in the oversold zone, the more promptly an upward trend is expected.
Following a 3-day Advance, the price is estimated to grow further. Considering data from situations where TER advanced for three days, in of 313 cases, the price rose further within the following month. The odds of a continued upward trend are .
TER may jump back above the lower band and head toward the middle band. Traders may consider buying the stock or exploring call options.
Bearish Trend Analysis
The Momentum Indicator moved below the 0 level on July 02, 2026. You may want to consider selling the stock, shorting the stock, or exploring put options on TER as a result. In of 89 cases where the Momentum Indicator fell below 0, the stock fell further within the subsequent month. The odds of a continued downward trend are .
The Moving Average Convergence Divergence Histogram (MACD) for TER turned negative on July 02, 2026. This could be a sign that the stock is set to turn lower in the coming weeks. Traders may want to sell the stock or buy put options. Tickeron's A.I.dvisor looked at 47 similar instances when the indicator turned negative. In of the 47 cases the stock turned lower in the days that followed. This puts the odds of success at .
TER moved below its 50-day moving average on July 02, 2026 date and that indicates a change from an upward trend to a downward trend.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where TER declined for three days, the price rose further in of 62 cases within the following month. The odds of a continued downward trend are .
Fundamental Analysis (Ratings)
The Tickeron PE Growth Rating for this company is (best 1 - 100 worst), pointing to outstanding earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron Profit vs. Risk Rating rating for this company is (best 1 - 100 worst), indicating low risk on high returns. The average Profit vs. Risk Rating rating for the industry is 54, placing this stock better than average.
The Tickeron SMR rating for this company is (best 1 - 100 worst), indicating strong sales and a profitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron Price Growth Rating for this company is (best 1 - 100 worst), indicating steady price growth. TER’s price grows at a higher rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron Valuation Rating of (best 1 - 100 worst) indicates that the company is slightly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: P/B Ratio (17.921) is normal, around the industry mean (10.341). P/E Ratio (66.716) is within average values for comparable stocks, (96.468). Projected Growth (PEG Ratio) (1.423) is also within normal values, averaging (1.859). Dividend Yield (0.001) settles around the average of (0.006) among similar stocks. P/S Ratio (15.060) is also within normal values, averaging (125.306).
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General Information
an electronic test systems manufacturer
Industry ElectronicProductionEquipment
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