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TER Teradyne, Inc. Common Stock

Insider figures are trailing 90 days, open-market Form 4 only. Institutional figures are the latest reported quarter. These windows are not simultaneous.

-$6.0M net selling - trailing 90 days

0 buyers - 5 unique sellers

Historical context: most recent complete month (2026-08) is the 7th percentile of this ticker's monthly net P/S flow over 23 complete months (limited history). Lower percentiles are more selling; higher are more buying.

Institutional activity: not available - insufficient comparable institutions for the latest complete quarter.

open-market Form 4 only - grants, exercises, tax withholding excluded. ~ derived from SEC-reported shares x price.

Insider net $ (monthly)open-market Form 4 only - grants, exercises, tax withholding excluded$5.0M$2.5M$0-$2.5M-$5.0M2024-10 -$622K2024-11 -$70K2024-12 -$469K2025-01 -$1.7M2025-02 -$298K2025-03 -$69K2025-04 $02025-05 $02025-06 $02025-07 -$257K2025-08 -$125K2025-09 -$209K2025-10 -$253K2025-11 -$310K2025-12 -$348K2026-01 -$132K2026-02 -$429K2026-03 -$187K2026-04 -$274K2026-05 -$4.2M2026-06 -$2.3M2026-07 -$1.9M2026-08 -$2.3M2026-09 -$1.8MOct 24Dec 24Feb 25Apr 25Jun 25Aug 25Oct 25Dec 25Feb 26Apr 26Jun 26Aug 26~ derived from SEC-reported shares x price. Hatched: excluded (implausible price) or unpriced.

Institutional activity: not available - insufficient comparable institutions for the latest complete quarter.

Who is responsible

Insider Role Net activity Rows
Smith Gregory Stephen President and CEO -~$3.1M 2
Smith Gregory Stephen President and CEO -~$1.4M 1
MATZ MARILYN -~$0.9M 2
MATZ MARILYN -~$0.4M 2
JOHNSON MERCEDES -~$0.2M 3

Transactions

Date Insider Role Type Shares Price Value
9/17/2026 MATZ MARILYN S -400 351.11 ~$0.1M
9/15/2026 Smith Gregory Stephen President and CEO S -4000 337.83 ~$1.4M
9/15/2026 MATZ MARILYN S -800 337.83 ~$0.3M
9/1/2026 JOHNSON MERCEDES S -167 341.3 ~$57K
8/17/2026 Smith Gregory Stephen President and CEO S -4000 425 ~$1.7M
8/17/2026 MATZ MARILYN S -1200 425 ~$0.5M
8/3/2026 JOHNSON MERCEDES S -166 358.15 ~$59K
7/15/2026 Smith Gregory Stephen President and CEO S -4000 356.31 ~$1.4M
7/15/2026 MATZ MARILYN S -1200 356.31 ~$0.4M
7/1/2026 JOHNSON MERCEDES S -167 460 ~$77K
6/15/2026 MATZ MARILYN S -1200 423.03 ~$0.5M
6/15/2026 Smith Gregory Stephen President and CEO S -4000 423.03 ~$1.7M
6/2/2026 JOHNSON MERCEDES S -167 369.74 ~$62K
5/22/2026 Poulin Shannon John President, Semiconductor Test S -656 355 ~$0.2M
5/21/2026 MATZ MARILYN S -400 350 ~$0.1M
5/21/2026 Poulin Shannon John President, Semiconductor Test S -1008 345.37 ~$0.3M
5/15/2026 Smith Gregory Stephen President and CEO S -8597 338.98 ~$2.9M
5/15/2026 MATZ MARILYN S -800 338.98 ~$0.3M
5/7/2026 Driscoll Ryan VP, General Counsel, Secretary S -680 377.6 ~$0.3M
4/8/2026 Mills Regan President, Product Test S -16 342.17 ~$5K
4/6/2026 JOHNSON MERCEDES S -625 312.2 ~$0.2M
4/2/2026 Mills Regan President, Product Test S -252 290.88 ~$73K
3/5/2026 JOHNSON MERCEDES S -625 299.2 ~$0.2M
2/25/2026 Mills Regan President, Product Test S -788 332.87 ~$0.3M
2/5/2026 JOHNSON MERCEDES S -625 266.98 ~$0.2M
1/5/2026 JOHNSON MERCEDES S -625 211.85 ~$0.1M
12/12/2025 Smith Gregory Stephen President and CEO S -1108 201.31 ~$0.2M
12/5/2025 JOHNSON MERCEDES S -625 200 ~$0.1M
11/12/2025 Smith Gregory Stephen President and CEO S -1108 180.2 ~$0.2M
11/5/2025 JOHNSON MERCEDES S -625 177.05 ~$0.1M
10/10/2025 Smith Gregory Stephen President and CEO S -1108 145.24 ~$0.2M
10/6/2025 JOHNSON MERCEDES S -625 147.9 ~$92K
9/22/2025 Smith Gregory Stephen President and CEO S -554 126.39 ~$70K
9/12/2025 Smith Gregory Stephen President and CEO S -554 115 ~$64K
9/5/2025 JOHNSON MERCEDES S -625 120.06 ~$75K
8/12/2025 Smith Gregory Stephen President and CEO S -554 106 ~$59K
8/5/2025 JOHNSON MERCEDES S -625 106 ~$66K
7/30/2025 Smith Gregory Stephen President and CEO S -554 105.73 ~$59K
7/30/2025 JOHNSON MERCEDES S -1875 105.73 ~$0.2M
3/3/2025 JOHNSON MERCEDES S -625 110.96 ~$69K
2/4/2025 Driscoll Ryan VP, General Counsel, Secretary S -216 111.49 ~$24K
2/4/2025 Burns Richard John President, Semiconductor Test S -445 111.49 ~$50K
2/4/2025 Mehta Sanjay VP and Chief Financial Officer S -1384 111.49 ~$0.2M
2/3/2025 JOHNSON MERCEDES S -625 112.58 ~$70K
1/30/2025 Mehta Sanjay VP and Chief Financial Officer S -614 102 ~$63K
1/30/2025 Driscoll Ryan VP, General Counsel, Secretary S -437 102 ~$45K
1/29/2025 Driscoll Ryan VP, General Counsel, Secretary S -76 122.9 ~$9K
1/29/2025 Mehta Sanjay VP and Chief Financial Officer S -5338 122.9 ~$0.7M
1/29/2025 Burns Richard John President, Semiconductor Test S -1477 122.9 ~$0.2M
1/28/2025 Mehta Sanjay VP and Chief Financial Officer S -1789 120.51 ~$0.2M
1/28/2025 Driscoll Ryan VP, General Counsel, Secretary S -107 120.51 ~$13K
1/28/2025 Burns Richard John President, Semiconductor Test 2 reported sale rows 814 ~$98K
1/3/2025 Smith Gregory Stephen President and CEO S -3080 130 ~$0.4M
1/2/2025 JOHNSON MERCEDES S -625 126.76 ~$79K
12/16/2024 Smith Gregory Stephen President and CEO S -3080 130 ~$0.4M
12/2/2024 JOHNSON MERCEDES S -625 110.04 ~$69K
11/7/2024 JOHNSON MERCEDES S -625 111.42 ~$70K
10/2/2024 Burns Richard John President, Semiconductor Test S -191 129.68 ~$25K
10/1/2024 Burns Richard John President, Semiconductor Test S -789 132.8 ~$0.1M
10/1/2024 Smith Gregory Stephen President and CEO S -3080 132.8 ~$0.4M
10/1/2024 JOHNSON MERCEDES S -625 132.8 ~$83K
9/11/2024 Smith Gregory Stephen President and CEO S -3080 130 ~$0.4M