Insider Cluster (2 insiders) ·Filed Aug 18, 2026

TER

TERADYNE, INC
NEUTRAL
Impact 3/10
Horizonimmediate Processed1mo ago
Insider cluster: 2 insiders, $2.2M total
Actionable Insight • Neutral

The dollar amount is too small to signal a negative view. CEO selling $1.7M against a $69B market cap is routine portfolio diversification. Monitor for any subsequent 10b5-1 plan disclosures or larger insider sales that would change this assessment. No trading action warranted on this cluster alone.

DirectionNeutral
Confidencemedium
Horizonimmediate
Latest settled — T+20d
TER ▼ -14.34% at T+20d
NEUTRAL call ✗ call lost -14.34% · α vs SPY -13.35% · entry $404.29 → $346.30
Next anchor: T+60d in 6w
Latest observation: T+30 +12.93% FF3 residual α
Entry anchored
Aug 18, 11:09 AM ET
via 1-min bar
T+1d
-6.09%
call -6.09% · α -6.30%
$379.65
settled 6w ago
T+5d
-9.36%
call -9.36% · α -9.16%
$366.43
settled 5w ago
T+20d
-14.34%
call -14.34% · α -13.35%
$346.30
settled 16d ago
T+60d
—
call — · α —
—
in 6w

Price Chart

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Executive Summary

CEO Gregory Smith and Director Marilyn Matz sold a combined $2.21M in open-market sales on the same day ($425/share). This cluster follows the company's entry into a new $1.0B credit facility 8 days prior and represents 0.003% of market cap — trivial in proportion. CEO open-market selling is notable for seniority, but the dollar amount is immaterial for a $69.3B company. Per academic literature, cluster sales are not reliably informative, and the credit facility is a routine refinancing. Neutral with low impact.

Key Financial Metrics

Direction
selling
Total Value
$2.2M
Insiders
2

Key Facts

  • President and CEO Gregory Smith sold 4,000 shares at $425 on 2026-08-17, total $1.70M
  • Director Marilyn Matz sold 1,200 shares at $425 on 2026-08-17, total $510K
  • Total cluster value of $2.21M equals ~0.003% of $69.3B market cap
  • Cluster follows an 8-K filed 2026-08-10 for a $1.0B revolving credit facility (no funds drawn)
  • All trades were open-market (code S) and executed on the same day

Financial Impact

Insider sales of $2.21M represent ~0.003% of market cap. Immaterial from a supply/demand perspective.

insider_ownership

Risk Factors

  • CEO open-market selling could be perceived negatively by momentum traders, but volume is negligible
  • Credit facility may hint at planned M&A; if an acquisition disappoints, the selling could be viewed retroactively as informed

Market Snapshot

Exchange
Nasdaq
Sector
Instruments For Meas & Testing of Electricity & Elec Signals
Analyst Consensus
77% bullish (22 analysts)

Investment Themes

Robotics & AutomationSemiconductors

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-TER-1787120931650
13 reports for TER
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for TER — sortable, filterable
TypeNow
Sep 16, 2026
16d ago
Insider Cluster
NEUTRAL ★ 3/10
$341.15 $389.14▲ +14.07%▲ +11.50%$446.70 (+30.94%)
Aug 21, 2026
6w ago
ANALYST-DOWNGRADE
NEUTRAL ★ 2/10
$375.74 $354.97▼ −5.53%▼ −6.00%$446.70 (+18.88%)
Aug 18, 2026
6w ago
Insider Cluster
NEUTRAL ★ 3/10
$404.29 $366.43▼ −9.36%▼ −9.16%$446.70 (+10.49%)
Aug 10, 2026
7w ago
8-K
NEUTRAL ★ 4/10
$379.56 $404.29▲ +6.52%▲ +6.92%$446.70 (+17.69%)
Jul 16, 2026
11w ago
Insider Cluster
NEUTRAL ★ 2/10
$322.30 $373.75▲ +15.96%▲ +17.63%$446.70 (+38.60%)
Jun 16, 2026
15w ago
Insider Cluster
NEUTRAL ★ 2/10
$408.56 $427.20▲ +4.56%▲ +5.60%$446.70 (+9.33%)
May 26, 2026
18w ago
Insider Cluster
NEUTRAL ★ 3/10
$375.83 $392.62▲ +4.47%▲ +3.26%$446.70 (+18.86%)
May 26, 2026
18w ago
Insider Cluster
NEUTRAL ★ 3/10
$375.83 $392.62▲ +4.47%▲ +3.26%$446.70 (+18.86%)
May 19, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$321.40 $372.75▲ +15.98%▲ +13.73%$446.70 (+38.98%)
Apr 30, 2026
22w ago
ANALYST-UPGRADE
MIXED ★ 3/10
$345.42 $354.11▲ +2.52%▲ +0.17%$446.70 (+29.32%)
Showing 10 of 13

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Report published Aug 19, 2026