Teradyne, Inc. insider trading
In the last twelve months insiders at Teradyne, Inc. filed 26 open-market sales worth $13.5 million and 0 open-market purchases, on Form 4 with the SEC. The latest: Matz Marilyn, Director, sold 400 shares at $351.11 on 17 September 2026, filed 18 September 2026.
| Traded | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 17 September 2026 | Matz Marilyn | Director | Sale | 400 | $351.11 | $140,444 | Form 4 |
| 15 September 2026 | Smith Gregory Stephen | President and CEO | Sale | 4,000 | $337.83 | $1.4 million | Form 4 |
| 15 September 2026 | Matz Marilyn | Director | Sale | 800 | $337.83 | $270,264 | Form 4 |
| 1 September 2026 | Johnson Mercedes | Director | Sale | 167 | $341.30 | $56,997 | Form 4 |
| 17 August 2026 | Smith Gregory Stephen | President and CEO | Sale | 4,000 | $425.00 | $1.7 million | Form 4 |
| 17 August 2026 | Matz Marilyn | Director | Sale | 1,200 | $425.00 | $510,000 | Form 4 |
| 3 August 2026 | Johnson Mercedes | Director | Sale | 166 | $358.15 | $59,453 | Form 4 |
| 15 July 2026 | Smith Gregory Stephen | President and CEO | Sale | 4,000 | $356.31 | $1.4 million | Form 4 |
| 15 July 2026 | Matz Marilyn | Director | Sale | 1,200 | $356.31 | $427,572 | Form 4 |
| 1 July 2026 | Johnson Mercedes | Director | Sale | 167 | $460.00 | $76,820 | Form 4 |
| 15 June 2026 | Matz Marilyn | Director | Sale | 1,200 | $423.03 | $507,636 | Form 4 |
| 15 June 2026 | Smith Gregory Stephen | President and CEO | Sale | 4,000 | $423.03 | $1.7 million | Form 4 |
| 2 June 2026 | Johnson Mercedes | Director | Sale | 167 | $369.74 | $61,747 | Form 4 |
| 22 May 2026 | Poulin Shannon John | President, Semiconductor Test | Sale | 656 | $355.00 | $232,880 | Form 4 |
| 21 May 2026 | Poulin Shannon John | President, Semiconductor Test | Sale | 1,008 | $345.37 | $348,133 | Form 4 |
| 21 May 2026 | Matz Marilyn | Director | Sale | 400 | $350.00 | $140,000 | Form 4 |
| 15 May 2026 | Smith Gregory Stephen | President and CEO | Sale | 8,597 | $338.98 | $2.9 million | Form 4 |
| 15 May 2026 | Matz Marilyn | Director | Sale | 800 | $338.98 | $271,184 | Form 4 |
| 7 May 2026 | Driscoll Ryan | VP, General Counsel, Secretary | Sale | 680 | $377.60 | $256,768 | Form 4 |
| 8 April 2026 | Mills Regan | President, Product Test | Sale | 16 | $342.17 | $5,475 | Form 4 |
| 6 April 2026 | Johnson Mercedes | Director | Sale | 625 | $312.20 | $195,125 | Form 4 |
| 2 April 2026 | Mills Regan | President, Product Test | Sale | 252 | $290.88 | $73,302 | Form 4 |
| 5 March 2026 | Johnson Mercedes | Director | Sale | 625 | $299.20 | $187,000 | Form 4 |
| 25 February 2026 | Mills Regan | President, Product Test | Sale | 788 | $332.87 | $262,302 | Form 4 |
| 5 February 2026 | Johnson Mercedes | Director | Sale | 625 | $266.98 | $166,862 | Form 4 |
| 5 January 2026 | Johnson Mercedes | Director | Sale | 625 | $211.85 | $132,406 | Form 4 |
Open-market purchases (code P) and sales (code S) only. Option exercises, grants, tax withholding and gifts are not shown. A filing with several lines appears once per line.
Source
Form 4 filings on EDGAR for Teradyne, Inc.: the company's filing index.
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