Lee John Tseng-Chung 内部人交易：近期 SEC Form 4 交易
过去 18 个月，Lee John Tseng-Chung（CIK 1414656）在 2 家公司共报告 19 笔 SEC Form 4 内部人交易（最近一笔 2026-08-17）。
| 日期 | 公司 | 身份 | 类型 | 股数 | 市值 |
|---|---|---|---|---|---|
| 2026-08-17 | MKS INC (MKSI) | President & CEO | 卖出 | 10,000 | $3.0M |
| 2026-05-26 | MKS INC (MKSI) | President & CEO | 卖出 | 10,000 | $3.2M |
| 2026-02-24 | COGNEX CORP (CGNX) | 董事 | 买入 | 2,913 | $0 |
| 2026-02-23 | MKS INC (MKSI) | President & CEO | 卖出 | 12,812 | $3.3M |
| 2026-02-23 | MKS INC (MKSI) | President & CEO | 卖出 | 13,310 | $3.4M |
| 2026-02-23 | MKS INC (MKSI) | President & CEO | 卖出 | 1,988 | $512,526 |
| 2026-02-23 | MKS INC (MKSI) | President & CEO | 卖出 | 1,890 | $490,833 |
| 2026-02-19 | COGNEX CORP (CGNX) | 董事 | 买入 | 8,324 | $0 |
| 2026-02-18 | MKS INC (MKSI) | President & CEO | 买入 | 22,088 | $0 |
| 2026-02-18 | MKS INC (MKSI) | President & CEO | 买入 | 7,654 | $0 |
| 2026-02-18 | MKS INC (MKSI) | President & CEO | 买入 | 3,859 | $0 |
| 2026-02-18 | MKS INC (MKSI) | President & CEO | 买入 | 7,208 | $0 |
| 2026-02-18 | MKS INC (MKSI) | President & CEO | 买入 | 16,989 | $0 |
| 2026-02-18 | MKS INC (MKSI) | President & CEO | 买入 | 12,091 | $0 |
| 2026-02-18 | MKS INC (MKSI) | President & CEO | 卖出 | 32,548 | $8.5M |
| 2025-11-04 | MKS INC (MKSI) | President & CEO | 买入 | 352 | $0 |
| 2025-11-04 | MKS INC (MKSI) | President & CEO | 买入 | 1,651 | $0 |
| 2025-11-04 | MKS INC (MKSI) | President & CEO | 卖出 | 2,003 | $287,851 |
| 2025-05-12 | COGNEX CORP (CGNX) | 董事 | 买入 | 1,848 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-08-17