NASDAQ: TERTeradyne Inc Stock Ownership - Who owns Teradyne?
Insider buying vs selling
Have Teradyne Inc insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Marilyn Matz | Director | 2026-09-17 | 400 | $351.11 | $140.44kSell |
| Gregory Stephen Smith | CEO;Pres | 2026-09-15 | 4,000 | $337.83 | $1.35MSell |
| Marilyn Matz | Director | 2026-09-15 | 800 | $337.83 | $270.26kSell |
| Mercedes Johnson | Director | 2026-09-01 | 167 | $341.30 | $57.00kSell |
| Gregory Stephen Smith | CEO;Pres | 2026-08-17 | 4,000 | $425.00 | $1.70MSell |
| Marilyn Matz | Director | 2026-08-17 | 1,200 | $425.00 | $510.00kSell |
| Mercedes Johnson | Director | 2026-08-03 | 166 | $358.15 | $59.45kSell |
| Gregory Stephen Smith | CEO;Pres | 2026-07-15 | 4,000 | $356.31 | $1.43MSell |
| Marilyn Matz | Director | 2026-07-15 | 1,200 | $356.31 | $427.57kSell |
| Mercedes Johnson | Director | 2026-07-01 | 167 | $460.00 | $76.82kSell |
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Net Insider Buy/Sell (L12M) Ownership
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TER Shareholders
What type of owners hold Teradyne Inc stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| George W. Chamillard | 0.16% | 256,226 | $90.48M | Insider |
| Mark E. Jagiela | 0.13% | 208,600 | $73.66M | Insider |
| James W. Bagley | 0.09% | 136,127 | $48.07M | Insider |
| Gregory Stephen Smith | 0.07% | 108,495 | $38.31M | Insider |
| Edward Rogas Jr. | 0.06% | 92,196 | $32.56M | Insider |
| Albert Carnesale | 0.04% | 68,747 | $24.28M | Insider |
| Patricia S. Wolpert | 0.04% | 67,741 | $23.92M | Insider |
| Paul J. Tufano | 0.04% | 65,848 | $23.25M | Insider |
| Timothy E. Guertin | 0.04% | 62,729 | $22.15M | Insider |
| John M. 1. Casey | 0.04% | 54,779 | $19.34M | Insider |
TER vs Semiconductor Equipment Stocks
Teradyne Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.