Smith Gregory Stephen sold $1.7M of TER
Smith Gregory Stephen (President and CEO) sold 4,000 shares of TERADYNE, INC (TER) at $423.03 ($1.69M total) on 2026-06-15 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The disclosure adds a fresh, timestamped data point on insider activity, but it does not include any new company fundamentals (earnings, guidance, contracts, or regulatory actions).
Market read
Insider selling can influence short-term sentiment, but 10b5-1 context usually limits trading impact absent other catalysts.
What to watch
Traders may ignore that the CEO’s holdings remain substantial (120,470 shares after sale), and that the article provides no accompanying guidance, performance, or legal/product developments.
Background
The article reports an SEC Form 4 insider transaction for Teradyne, Inc. (TER) by its President and CEO.
Ticker impact
Teradyne CEO Smith Gregory Stephen sold 4,000 shares on a pre-arranged 10b5-1 plan for about $1.69M, per Form 4 filed June 16.
Low likelihood of a sustained price move; any reaction is likely muted and short-lived.
The filing is primary-source and time-stamped, but the sale is explicitly under a pre-arranged 10b5-1 plan, which reduces interpretive weight versus discretionary selling.
Market effects
Minimal; this is company-specific insider transaction with no stated operational or sector catalyst.
None indicated.
None indicated.
Counterpoint
Because the sale is on a pre-arranged 10b5-1 plan, it may reflect scheduled liquidity needs rather than bearish fundamentals—so any negative read-through could be overdone.
Key entities
- issuerTERADYNE, INC
US-listed company whose CEO filed an SEC Form 4 insider sale.
- insiderSmith Gregory Stephen
President and CEO who sold 4,000 shares under a pre-arranged 10b5-1 plan.


