Atkore International Group Inc. (ATKR) has 108 open-market insider trades by 20 insiders since 2016. Over the last six months insiders net sold $449K. The most active filer is John Patrick Williamson, CEO & President.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| CD&R Associates VIII, Ltd. | 10% Owner | — | 2 | $902.0M | 2018-02-02 |
| CD&R Investment Associates VIII, Ltd. | 10% Owner | — | 3 | $558.7M | 2018-05-21 |
| CD&R Allied Holdings, L.P. | 10% Owner | — | 1 | $246.4M | 2018-02-20 |
| Cd&r Associates Viii, L.P. | 10% Owner | — | 1 | $192.0M | 2018-05-16 |
| William E. Waltz Jr. | CEOPres | — | 10 | $72.1M | 2026-08-28 |
| John Patrick Williamson | CEOPres | — | 17 | $22.0M | 2018-09-28 |
| Daniel S. Kelly | CLOVPSecretary | — | 12 | $14.3M | 2026-08-28 |
| Kevin P. Fitzpatrick | VP | — | 5 | $13.1M | 2018-11-30 |
| Peter J. Lariviere | Pres | — | 13 | $12.3M | 2020-11-30 |
| James A. Mallak | PresCFOVP | — | 9 | $10.7M | 2018-11-30 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Mark F. Lamps | President | Sell | $28K | 2026-08-10 |
| Wilbert W. James Jr. | Director | Sell | $243K | 2026-05-08 |
| Justin A. Kershaw | Director | Sell | $206K | 2026-05-08 |
| Mark F. Lamps | Pres. Safety & Infrastructure | Sell | $66K | 2026-02-17 |
| Mark F. Lamps | President | Sell | $65K | 2025-11-17 |
| Mark F. Lamps | President | Sell | $59K |
Companies that share insiders with ATKR, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2025-08-15 |
| Mark F. Lamps | President | Sell | $69K | 2025-05-09 |
| Mark F. Lamps | Pres. Safety & Infrastructure | Sell | $33K | 2025-02-10 |
| Jeri L. Isbell | Director | Sell | $631K | 2024-12-03 |
| William E. Waltz Jr. | CEO & President | Sell | $22.6M | 2024-11-26 |
| Daniel S. Kelly | CLO & VP +1 | Sell | $2.5M | 2024-11-26 |
| Mark F. Lamps | Pres. Safety & Infrastructure | Sell | $48K | 2024-11-11 |
| Mark F. Lamps | Pres. Safety & Infrastructure | Sell | $48K | 2024-08-12 |
| Wilbert W. James Jr. | Director | Sell | $184K | 2024-06-03 |
| A. Mark Zeffiro | Director | Sell | $308K | 2024-05-22 |