TER · Technology
Teradyne Inc
39/100
Smart-money confidence1 of 3 sources positive
Below average interest
company insiders are selling
What this band has actually done: stocks scoring 0–25 beat the S&P 500 over the next three months 39.9% of the time, across 100,496 cases since 2015. That is below a coin flip — and so is every other band, because the median stock loses to a cap-weighted index. How we measured this
Hedge funds
68
Congress
No data
Insiders
0
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s. ·
how the score works
Market cap
$62.5B
Industry
Semiconductor Equipment & Materials
Sector
Technology
Exchange
NasdaqGS
About TERADYNE INC
Teradyne, Inc. engages in the design, development, manufacture, and sale of automated test systems and robotics products in the United States, Asia Pacific, Europe, the Middle East, and Africa. The company operates through Semiconductor Test, Robotics, and Other segments. The Semiconductor Test segment offers products and services for wafer level and device package testing, and system level testing of semiconductor devices in automotive, industrial, communications, consumer, smartphones, cloud, computer and electronic game, and other applications. This segment also provides FLEX test platform…
Who's behind the signal
Every informed buyer we can see on TER, across all three feeds.
Hedge funds · 13
Maverick Capital (Ainslie)
New position
AQR Capital Management
Increased +11%
Renaissance Technologies
Increased +32%
Baillie Gifford & Co
Increased +31%
Lone Pine Capital (Mandel)
Decreased −20%
Alkeon Capital Management
Decreased −22%
+7 more in the full breakdown below ↓
Congress · 6
Alan Armstrong
bought
Lisa C. McClain
sold
Julie Johnson
sold
Tommy Tuberville
sold
Susie Lee
sold
Donna E. Shalala
sold
Insiders
Company insiders
Selling
Recent sells10
Congressional trades · 14 on record
Disclosures from 2019-03-06 to 2026-03-27
| Trade date | Member | Chamber | Action | Amount |
|---|---|---|---|---|
| 2026-03-27 | Alan Armstrong · R-OK | Senate | Bought | $1,001 - $15,000 |
| 2025-10-31 | Lisa C. McClain · R-MI | House | Sold | $1,001 - $15,000 |
| 2025-10-30 | Lisa C. McClain · R-MI | House | Sold | $1,001 - $15,000 |
| 2025-10-30 | Lisa C. McClain · R-MI | House | Bought | $1,001 - $15,000 |
| 2025-06-17 | Lisa C. McClain · R-MI | House | Bought | $1,001 - $15,000 |
| 2025-04-01 | Julie Johnson · D-TX | House | Sold | $1,001 - $15,000 |
| 2025-03-03 | Julie Johnson · D-TX | House | Sold | $1,001 - $15,000 |
| 2025-02-12 | Julie Johnson · D-TX | House | Bought | $1,001 - $15,000 |
| 2024-05-03 | Tommy Tuberville · R-AL | Senate | Sold | $1,001 - $15,000 |
| 2021-06-09 | Susie Lee · D-NV | House | Sold | $1,001 - $15,000 |
Show the other 4
| Trade date | Member | Chamber | Action | Amount |
|---|---|---|---|---|
| 2021-04-01 | Susie Lee · D-NV | House | Bought | $1,001 - $15,000 |
| 2021-02-23 | Susie Lee · D-NV | House | Bought | $1,001 - $15,000 |
| 2019-06-24 | Donna E. Shalala · D-FL | House | Sold | $1,001 - $15,000 |
| 2019-03-06 | Donna E. Shalala · D-FL | House | Bought | $1,001 - $15,000 |
Not a model pick — but on our radar.
TERADYNE INC isn't in the top-10 model right now, but 13 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
13
Investors
1
New positions
3
Increasing
9
Decreasing
0
Unchanged
Price History
Loading price data...
A member of Congress bought
A member sold
Return:
High:
Low:
Markers sit on the transaction date the member disclosed, snapped to the nearest close on the chart. They are not the date the public found out — that came later, and the gap is its own page. Every marker is listed by name in the table above.
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.2×
% of portfolio
0.0%
Position change
NEW
0.0% of Maverick Capital's portfolio
Trust weight: 1.0×
% of portfolio
0.4%
Position change
+11%
0.4% of AQR Capital Management's portfolio
Trust weight: 1.0×
% of portfolio
0.1%
Position change
+32%
0.1% of Renaissance Technologies's portfolio
Trust weight: 1.4×
% of portfolio
0.0%
Position change
+31%
0.0% of Baillie Gifford & Co's portfolio
Trust weight: 1.4×
% of portfolio
4.4%
Position change
−20%
4.4% of Lone Pine Capital's portfolio
Trust weight: 1.2×
% of portfolio
4.0%
Position change
−22%
4.0% of Alkeon Capital Management's portfolio
Trust weight: 1.3×
% of portfolio
2.0%
Position change
−48%
2.0% of ARK Invest's portfolio
Trust weight: 1.1×
% of portfolio
0.3%
Position change
−80%
0.3% of Point72's portfolio
Trust weight: 1.3×
% of portfolio
0.2%
Position change
−71%
0.2% of Bridgewater Associates's portfolio
Trust weight: 1.1×
% of portfolio
0.1%
Position change
−16%
0.1% of Gotham Asset Mgmt's portfolio
Trust weight: 1.0×
% of portfolio
0.1%
Position change
−77%
0.1% of D.E. Shaw & Co's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
−81%
0.0% of Citadel Advisors's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
−94%
0.0% of Millennium Management's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to TERADYNE INC
Insider Trading (Form 4)
Recent trades by company officers and directors — filed within 2 days of each trade
Bearish
Sentiment
0
Buys
10
Sells
| Date | Insider | Title | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-09-17 | MATZ MARILYN | Insider | SELL | 400 | $351.11 | $140,444 |
| 2026-09-15 | Smith Gregory Stephen | Insider | SELL | 4,000 | $337.83 | $1,351,320 |
| 2026-09-15 | MATZ MARILYN | Insider | SELL | 800 | $337.83 | $270,264 |
| 2026-09-01 | JOHNSON MERCEDES | Insider | SELL | 167 | $341.30 | $56,997 |
| 2026-08-17 | Smith Gregory Stephen | Insider | SELL | 4,000 | $425.00 | $1,700,000 |
| 2026-08-17 | MATZ MARILYN | Insider | SELL | 1,200 | $425.00 | $510,000 |
| 2026-08-03 | JOHNSON MERCEDES | Insider | SELL | 166 | $358.15 | $59,453 |
| 2026-07-15 | Smith Gregory Stephen | Insider | SELL | 4,000 | $356.31 | $1,425,240 |
| 2026-07-15 | MATZ MARILYN | Insider | SELL | 1,200 | $356.31 | $427,572 |
| 2026-07-01 | JOHNSON MERCEDES | Insider | SELL | 167 | $460.00 | $76,820 |
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell TERADYNE INC or any security.
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