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? 100% planned / 0% discretionary
Largest single sale: $1.7M.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| MATZ MARILYN | Director | Sell 10b5-1 | 400 | $351.11 | $140.4K | 13,841 −2.8% of holding | |
| Smith Gregory Stephen | President and CEO | Sell 10b5-1 | 4,000 | $337.83 | $1.4M | 108,495 −3.6% of holding | |
| MATZ MARILYN | Director | Sell 10b5-1 | 800 | $337.83 | $270.3K | 14,241 −5.3% of holding | |
| 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 |
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.