ATKR insider buying and SEC filings, explained
Atkore Inc. · CIK 1666138
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$449K
Planned sales (10b5-1)
$159K
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 10, 2026 | Planned (10b5-1) | Mark F. Lamps (Pres. Safety & Infrastructure) sold 300 shares at $93.75 ($28K), marked as a 10b5-1 plan trade. Holdings down 1% to 35,803 shares. | SEC filing Filed Aug 10, 2026 |
| May 8, 2026 | Sale | Justin A Kershaw (Director) sold 2,799 shares at about $73.67 ($206K). Holdings down 13% to 18,610 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 8, 2026 |
| May 8, 2026 | Sale | Wilbert W James Jr (Director) sold 3,299 shares at about $73.61 ($243K). Holdings down 16% to 17,063 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 8, 2026 |
| Feb 17, 2026 | Planned (10b5-1) | Mark F. Lamps (Pres. Safety & Infrastructure) sold 1,000 shares at $65.78 ($66K), marked as a 10b5-1 plan trade. Holdings down 3% to 35,982 shares. | SEC filing Filed Feb 17, 2026 |
| Nov 17, 2025 | Planned (10b5-1) | Mark F. Lamps (Pres. Safety & Infrastructure) sold 1,000 shares at $64.75 ($65K), marked as a 10b5-1 plan trade. Holdings down 3% to 29,923 shares. | SEC filing Filed Nov 17, 2025 |
112 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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