Company profile
Atkore Inc. Insider Trading
ATKREvery SEC Form 4 insider trading filing for Atkore Inc. (ATKR) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- NYSE
- Sector
- Miscellaneous Electrical Machinery, Equipment & Supplies
- CIK
- 0001666138
- Filings
- 271
- Insiders
- 17
- Last filing
- 2026-08-28
Activity summary
Recent insider activity is bullish. Over the last 30 days, 16 insiders purchased shares. Buying was led by A Mark Zeffiro.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Atkore Inc. insiders were net sellers in every quarter shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $26.2M.
90 day insight
Over the last 90 days, Atkore Inc. insiders bought $0 across 16 transactions with no open-market sales.
- Most active insider: Mark F. Lamps with 2 transactions totaling $28K.
- Largest single sale: $28K by Mark F. Lamps on Aug 10, 2026.
- 100% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 28, 2026 | A Mark Zeffiro | ATKR | Award | 48.35 | — | — |
| Aug 28, 2026 | Jeri L Isbell | ATKR | Award | 97.867 | — | — |
| Aug 28, 2026 | Betty R. Wynn | ATKR | Award | 27.879 | — | — |
| Aug 28, 2026 | Barbara Joanne Edwards | ATKR | Award | 18.127 | — | — |
| Aug 28, 2026 | Justin A Kershaw | ATKR | Award | 65.871 | — | — |
45 more transactions hidden
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Query this yourself
The same rows, over the API.
curl "https://api.form4api.com/v1/transactions?ticker=ATKR" \
-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Atkore Inc. as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →