Insider trade

Officer sold ~$348K of TER shares in the open market

Traded May 21, 2026 · Filed May 27, 2026

~$348K
Reported value · 1,008 sh @ $345.37: 15K
Holds after · shares reported: +25.8%
stock since the trade · S&P 500 +4.3%, $353.44 → $444.53 on Oct 5

Why it stands out

Teradyne's President, Semiconductor Test sold $348K of Teradyne shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: May 21, 2026
Reporting period: Not applicable
Filed with the SEC: May 27, 2026

Officer$100K–$500KPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$348,133

Shares × reported transaction price

Timing vs results

22 days after results of Apr 29, 2026, 69 days before results of Jul 29, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $353.44 on May 21, 2026, 359% above its 52-week low and 15% below its high, after a 3% drop over the previous 30 trading days

52-week range $76.98 (May 23, 2025) to $418.08 (Apr 24, 2026), 81% of the way up, from 251 adjusted closes. 30 trading days earlier: $364.21 on Apr 9, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+9.0%	+0.5%	+8.5%
30 days	+16.2%	-2.9%	+19.1%
90 days	-2.5%	+2.1%	-4.6%

Past results only. Not a forecast.

Source receipt

Record ID: 0000904454-26-000321
Filed / recorded: May 27, 2026, 1:23 AM UTC
Added to OQRO: Oct 2, 2026, 12:28 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: TERADYNE, INC
Issuer CIK: 97210
Ticker: TER
Reporting person: Shannon John Poulin
Relationship: Officer
Officer title: President, Semiconductor Test
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: May 21, 2026
Transaction code: S
Shares / units: 1,008
Price per share: $345.37
Acquired / disposed: Disposed (D)
Shares owned after: 15,065.5779
Ownership form: Direct
Amendment: No

Footnotes from the filing

The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 19, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

Around the same time

Director sold ~$508K of Teradyne

Scheduled in advance4mo ago

CEO sold ~$1.69M of Teradyne

Scheduled in advance4mo ago

4mo ago

2Shares

Not classified as an open-market trade.

Why it stands out Official record