TEGAL CORP /DE/ (DE) has 227 open-market insider trades by 25 insiders since 2006. The most active filer is James R. Jenkins, President & VP.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Samuel R. Allen | Chairman | — | 9 | $170.2M | 2019-12-14 |
| John C. May II | CEOChairman | — | 18 | $106.6M | 2026-01-08 |
| Markwart von Pentz | Pres | — | 17 | $70.6M | 2023-06-07 |
| Mary K.w. Jones | CLOVP | — | 9 | $65.9M | 2023-12-14 |
| James M. Field | Pres | — | 13 | $51.3M | 2020-06-08 |
| Rajesh Kalathur | PresCIO | — | 10 | $50.6M | 2025-12-15 |
| Marc A. Howze | Chairman | — | 10 | $35.4M | 2022-12-14 |
| H. J. Markley | PresVP | — | 13 | $32.0M | 2008-12-10 |
| Jean H. Gilles | PresVP | — | 11 | $31.1M | 2018-12-14 |
| Ryan D. Campbell | Pres | — | 4 | $28.7M | 2026-08-31 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Ryan D. Campbell | President | Sell | $3.2M | 2026-08-31 |
| Ryan D. Campbell | President | Sell | $5.1M | 2026-08-24 |
| Ryan D. Campbell | President | Sell | $15.1M | 2026-08-21 |
| Cory J. Reed | President & Life Sol Cust Sup & S.M. | Sell | $6.1M | 2026-01-14 |
| John C. May II | CEO & Chairman | Sell | $20.8M | 2026-01-08 |
| John C. May II | CEO & Chairman | Sell | $11.1M |
Companies that share insiders with DE, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2025-11-25 |
| Rajesh Kalathur | President & CIO | Sell | $24.6M | 2025-02-18 |
| Cory J. Reed | President | Sell | $10.1M | 2024-06-24 |
| Ryan D. Campbell | President | Sell | $4.6M | 2023-10-02 |
| Cory J. Reed | President | Sell | $2.1M | 2023-07-25 |
| John C. May II | CEO & Chairman | Sell | $33.7M | 2023-06-22 |
| Markwart von Pentz | President | Sell | $18.7M | 2023-06-07 |
| Tami A. Erwin | Director | Buy | $501K | 2023-06-06 |
| Markwart von Pentz | President | Sell | $5.1M | 2023-05-26 |
| Ryan D. Campbell | President | Sell | $10.1M | 2022-12-01 |