TER Teradyne, Inc.
Teradyne, Inc. (TER) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 98% planned / 2% discretionary
Largest single sale: $2.9M.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 4,000 | $425.00 | $1.7M | 112,495 −3.4% of holding | |
| MATZ MARILYN | Director | Sell 10b5-1 | 1,200 | $425.00 | $510.0K | 15,041 −7.4% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 166 | $358.15 | $59.5K | 6,531 −2.5% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 4,000 | $356.31 | $1.4M | 116,495 −3.3% of holding | |
| MATZ MARILYN | Director | Sell 10b5-1 | 1,200 | $356.31 | $427.6K | 16,241 −6.9% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 167 | $460.00 | $76.8K | 6,697 −2.4% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 4,000 | $423.03 | $1.7M | 120,470 −3.2% of holding | |
| MATZ MARILYN | Director | Sell 10b5-1 | 1,200 | $423.03 | $507.6K | 17,441 −6.4% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 167 | $369.74 | $61.7K | 6,864 −2.4% of holding | |
| Poulin Shannon John | President, Semiconductor Test | Sell 10b5-1 | 656 | $355.00 | $232.9K | 15,722 −4% of holding | |
| Poulin Shannon John | President, Semiconductor Test | Sell 10b5-1 | 1,008 | $345.37 | $348.1K | 15,066 −6.3% of holding | |
| MATZ MARILYN | Director | Sell 10b5-1 | 400 | $350.00 | $140.0K | 18,641 −2.1% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 8,597 | $338.98 | $2.9M | 124,470 −6.5% of holding | |
| MATZ MARILYN | Director | Sell 10b5-1 | 800 | $338.98 | $271.2K | 19,041 −4% of holding | |
| Driscoll Ryan | VP, General Counsel, Secretary | Sell 10b5-1 | 680 | $377.60 | $256.8K | 7,665 −8.1% of holding | |
| Mills Regan | President, Product Test | Sell 10b5-1 | 16 | $342.17 | $5.5K | 11,399 −0.1% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 625 | $312.20 | $195.1K | 6,363 −8.9% of holding | |
| Mills Regan | President, Product Test | Sell 10b5-1 | 252 | $290.88 | $73.3K | 11,415 −2.2% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 625 | $299.20 | $187.0K | 6,988 −8.2% of holding | |
| Mills Regan | President, Product Test | Sell | 788 | $332.87 | $262.3K | 11,889 −6.2% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 625 | $266.98 | $166.9K | 7,613 −7.6% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 625 | $211.85 | $132.4K | 8,238 −7.1% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 1,108 | $201.31 | $223.1K | 93,409 −1.2% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 625 | $200.00 | $125.0K | 8,863 −6.6% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 1,108 | $180.20 | $199.7K | 94,517 −1.2% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 625 | $177.05 | $110.7K | 9,488 −6.2% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 1,108 | $145.24 | $160.9K | 94,777 −1.2% of holding | |
| JOHNSON MERCEDES | Director | Sell 10b5-1 | 625 | $147.90 | $92.4K | 10,113 −5.8% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 554 | $126.39 | $70.0K | 95,885 −0.6% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.