TERADYNE, INC (TER) Stock
TER has an Alpha Score of 42 out of 100 (weak), computed on Oct 29, 2026 from 3 of 4 sub-scores. 7 members of Congress disclosed 15 trades in TER since 2018: 9 purchases and 6 sales, most recently Alan Armstrong (purchase, Mar 27, 2026). 8 of the hedge funds AlphaScala tracks reported TER in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Lone Pine Capital's at $722.41M. Company insiders reported 0 open-market buys and 10 sales on SEC Form 4 in the 90 days to Nov 2, 2026. Its trailing P/E ratio is 35.3 and its net margin 25.8% (key statistics as of Nov 3, 2026).
What is TER's Alpha Score?
How it works →Alpha Score of 42 reflects weak overall profile with weak momentum, poor value, strong quality. Based on 3 of 4 signals – score is capped at 90 until remaining data ingests.
Computed from 3 of 4 sub-scores; a sub-score is left out when its inputs are missing, and the composite is capped accordingly.
Computed Oct 29, 2026
A rules-based research rating, not a recommendation to buy or sell.
Which members of Congress traded TERADYNE, INC (TER)?
Most recent: Alan Armstrong (purchase, Mar 27, 2026); records start Jun 7, 2018.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Alan Armstrong R-OK · Senate | 2026-03-27 | purchase | $1k – $15k |
| Lisa McClain R-MI · House | 2025-10-31 | sale | $1k – $15k |
| Lisa McClain R-MI · House | 2025-10-30 | sale | $1k – $15k |
| Lisa McClain R-MI · House | 2025-10-30 | purchase | $1k – $15k |
| Lisa McClain R-MI · House | 2025-06-17 | purchase | $1k – $15k |
| Julie Johnson D-TX · House | 2025-04-01 | sale | $1k – $15k |
| Julie Johnson D-TX · House | 2025-03-03 | sale | $1k – $15k |
| Julie Johnson D-TX · House | 2025-02-12 | purchase | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 1, 2026. Senate records here end Oct 21, 2026; later Senate trades are not included.
See all TER political trades →Which hedge funds own TER?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Lone Pine Capital Steve Mandel | 1.49M | $722.41M | -20% |
| ARK Invest Cathie Wood | 645K | $311.97M | -48% |
| Point72 Steve Cohen | 459K | $221.94M | -80% |
| Renaissance Technologies Jim Simons (founder) | 218K | $105.53M | +32% |
| D.E. Shaw David Shaw | 199K | $96.18M | -77% |
| Bridgewater Associates Ray Dalio | 99K | $47.72M | -71% |
| Citadel Ken Griffin | 68K | $32.67M | -81% |
| Millennium Management Israel Englander | 41K | $19.98M | -94% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are TERADYNE, INC insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 21, 26 | Matz Marilyn | Director | SELL | 400 | $140K |
| Oct 15, 26 | Matz Marilyn | Director | SELL | 800 | $273K |
| Oct 15, 26 | Smith Gregory Stephen | President and CEO | SELL | 4.0K | $1.4M |
| Oct 1, 26 | Johnson Mercedes | Director | SELL | 167 | $67K |
| Sep 17, 26 | Matz Marilyn | Director | SELL | 400 | $140K |
| Sep 15, 26 | Matz Marilyn | Director | SELL | 800 | $270K |
| Sep 15, 26 | Smith Gregory Stephen | President and CEO | SELL | 4.0K | $1.4M |
| Sep 1, 26 | Johnson Mercedes | Director | SELL | 167 | $57K |
| Aug 17, 26 | Matz Marilyn | Director | SELL | 1.2K | $510K |
| Aug 17, 26 | Smith Gregory Stephen | President and CEO | SELL | 4.0K | $1.7M |
SEC Form 4 filings as of Nov 2, 2026
See cluster-buy signals across all tickers →What are TER's key statistics?
Key statistics as of Nov 3, 2026
How does TER's valuation compare with the Technology sector?
| Metric | TER | Technology median | Companies in median |
|---|---|---|---|
| P/E ratio | 35.3 | 33.2 | 167 |
| Net margin | 25.77% | 11.43% | 191 |
| Return on equity | 38.04% | 15.27% | 194 |
| Dividend yield (payers) | 0.48% | 1.42% | 70 |
Medians over the Technology stocks whose key statistics were refreshed in the last 35 days (newest Nov 3, 2026). P/E excludes loss-making companies.
TER price chart
Powered by TradingViewWhat does TERADYNE, INC do?
Teradyne, Inc. is a semiconductor equipment manufacturer specializing in automatic test systems for the semiconductor industry. Founded in 1960 and headquartered in North Reading, Massachusetts, the company develops and sells testing solutions that verify the functionality and quality of semiconductor devices. Teradyne operates through several business segments, including Semiconductor Test, which represents its core business, along with Robotics and other complementary operations. The company's automatic test systems are critical infrastructure in semiconductor manufacturing, enabling producers to validate chips before they reach consumers. Teradyne serves a global customer base within the semiconductor industry, providing essential equipment that helps manufacturers ensure product reliability and performance. The company's solutions address the growing complexity of semiconductor testing as chip designs become more advanced and production volumes scale.