Atkore Inc.
Total Trades
49
Buys
0
Sells
39
Largest Trade
N/A
Insiders
11
Institutional Funds
254
Inst. Value
$1M+
Activist Filings
16
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $50K–$100K | 1K | $65.78 | Feb 17, 2026 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $50K–$100K | 1K | $64.75 | Nov 17, 2025 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $50K–$100K | 1K | $69.16 | May 9, 2025 |
| Isbell Jeri L | Director | SELL | $100K–$500K | 3K | $94.03 | Dec 3, 2024 |
| Kelly Daniel S | VP | SELL | $1M+ | 13K | $95.74 | Nov 27, 2024 |
| Waltz William E Jr. | President and CEO | SELL | $1M+ | 120K | $93.95 | Nov 27, 2024 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $15K–$50K | 500 | $96.55 | Nov 13, 2024 |
| Lamps Mark F. | Pres. Safety & Inf… | GRANT | N/A | 40 | — | Nov 13, 2024 |
| James Wilbert W Jr | Director | SELL | $50K–$100K | 599 | $153.23 | Jun 10, 2024 |
| Kelly Daniel S | VP | EXERCISE | $100K–$500K | 16K | $9.12 | Mar 4, 2024 |
| Kelly Daniel S | VP | SELL | $1M+ | 16K | $173.59 | Mar 4, 2024 |
| Waltz William E Jr. | President and CEO | SELL | $1M+ | 50K | $173.85 | Mar 4, 2024 |
| Waltz William E Jr. | President and CEO | EXERCISE | $1M+ | 50K | $22.49 | Mar 4, 2024 |
| Pregenzer John W | President | SELL | $500K+ | 4K | $174.42 | Mar 4, 2024 |
| Pregenzer John W | President | EXERCISE | $100K–$500K | 4K | $104.31 | Mar 4, 2024 |
| Johnson David Paul | Vice President and… | SELL | $1M+ | 13K | $172.84 | Mar 4, 2024 |
| Kelly Daniel S | VP | EXERCISE | $50K–$100K | 9K | $9.12 | Mar 1, 2024 |
| Kelly Daniel S | VP | SELL | $1M+ | 9K | $173.07 | Mar 1, 2024 |
| Waltz William E Jr. | President and CEO | SELL | $1M+ | 43K | $160.48 | Feb 26, 2024 |
| Pregenzer John W | President | SELL | $1M+ | 7K | $158.49 | Feb 26, 2024 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $500K+ | 5K | $130.66 | Nov 22, 2023 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $15K–$50K | 138 | $131.51 | Nov 20, 2023 |
| Lowe LeAngela W. | VP | SELL | $100K–$500K | 3K | $160.09 | Jul 19, 2023 |
| MUSE SCOTT H | Director | SELL | $100K–$500K | 1K | $150.00 | Jun 29, 2023 |
| Zeffiro A Mark | Director | SELL | $50K–$100K | 750 | $118.82 | May 24, 2023 |
| Johnson David Paul | Vice President and… | SELL | $1M+ | 10K | $149.79 | Mar 10, 2023 |
| Pregenzer John W | President | SELL | $500K+ | 5K | $150.00 | Mar 3, 2023 |
| James Wilbert W Jr | Director | SELL | $100K–$500K | 1K | $139.08 | Feb 7, 2023 |
| Kelly Daniel S | VP | SELL | $1K–$15K | 88 | $142.35 | Feb 7, 2023 |
| Kelly Daniel S | VP | EXERCISE | <$1K | 88 | $7.30 | Feb 7, 2023 |
| Kershaw Justin A | Director | SELL | $500K+ | 4K | $138.78 | Feb 7, 2023 |
| Lamps Mark F. | Pres. Safety & Inf… | EXERCISE | $15K–$50K | 2K | $17.90 | Feb 7, 2023 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $100K–$500K | 2K | $144.75 | Feb 7, 2023 |
| Waltz William E Jr. | President and CEO | SELL | $1M+ | 30K | $140.26 | Feb 1, 2023 |
| Waltz William E Jr. | President and CEO | EXERCISE | $100K–$500K | 30K | $9.12 | Feb 1, 2023 |
| Kelly Daniel S | VP | SELL | $1M+ | 14K | $123.00 | Dec 1, 2022 |
| Kelly Daniel S | VP | SELL | $1K–$15K | 100 | $122.50 | Nov 28, 2022 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $100K–$500K | 3K | $118.91 | Nov 23, 2022 |
| Lamps Mark F. | Pres. Safety & Inf… | GRANT | N/A | 11K | — | Nov 23, 2022 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $50K–$100K | 845 | $113.64 | May 6, 2022 |
| Pregenzer John W | President | SELL | $100K–$500K | 3K | $115.00 | May 6, 2022 |
| Lowe LeAngela W. | VP | SELL | $1M+ | 9K | $114.10 | May 6, 2022 |
| Lowe LeAngela W. | VP | EXERCISE | $100K–$500K | 14K | $19.22 | May 6, 2022 |
| Kelly Daniel S | VP | SELL | $1M+ | 15K | $115.22 | May 6, 2022 |
| Kelly Daniel S | VP | SELL | $1M+ | 10K | $113.25 | May 5, 2022 |
| Lamps Mark F. | Pres. Safety & Inf… | SELL | $50K–$100K | 638 | $102.95 | Mar 7, 2022 |
| Kelly Daniel S | VP | SELL | $100K–$500K | 4K | $103.02 | Feb 28, 2022 |
| Waltz William E Jr. | President and CEO | SELL | $1M+ | 33K | $118.33 | Feb 11, 2022 |
| Johnson David Paul | Vice President and… | SELL | $1M+ | 16K | $118.35 | Feb 11, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 254 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| VANGUARD GROUP INC | 3.4M | $1M+ | SH |
| Gates Capital Management, Inc. | 2.7M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 1.4M | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 1.3M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 1.0M | $1M+ | SH |
| LSV ASSET MANAGEMENT | 960K | $1M+ | SH |
| STATE STREET CORP | 828K | $1M+ | SH |
| Coliseum Capital Management, LLC | 809K | $1M+ | SH |
| EARNEST PARTNERS LLC | 784K | $1M+ | SH |
| Hill City Capital, LP | 728K | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 705K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 691K | $1M+ | SH |
| VICTORY CAPITAL MANAGEMENT INC | 492K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 411K | $1M+ | SH |
| NEW YORK STATE COMMON RETIREMENT FUND | 346K | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 324K | $1M+ | SH |
| GENDELL JEFFREY L | 311K | $1M+ | SH |
| Swedbank AB | 296K | $1M+ | SH |
| Swedbank AB | 296K | $1M+ | SH |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 193K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Oct 31, 2025
3.9%
1.3M shares
SC 13G/A · Oct 17, 2025
7.3%
2.5M shares
Gates Capital Management, L.P.
SC 13G/A · Aug 14, 2025
7.8%
2.6M shares
SC 13G/A · Aug 7, 2025
10.3%
3.5M shares
SC 13G/A · Jul 29, 2025
10.0%
3.4M shares
Gates Capital Management, L.P.
SC 13G/A · May 15, 2025
9.5%
3.3M shares
SC 13G · Apr 23, 2025
5.0%
1.7M shares
Gates Capital Management, L.P.
SC 13G/A · Feb 14, 2025
7.5%
2.6M shares
Gates Capital Management, L.P.
SC 13G · Nov 14, 2024
5.6%
2.0M shares
SC 13G/A · Nov 8, 2024
8.5%
3.1M shares
SC 13G/A · Oct 22, 2024
8.5%
3.1M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
11.1%
4.1M shares
SC 13G/A · Jan 23, 2024
12.0%
4.5M shares
SC 13G/A · Sep 7, 2023
10.5%
4.0M shares
SC 13G/A · Feb 3, 2023
8.4%
3.4M shares
Wells Fargo & Company (b) Tax ID 41-0449260
SC 13G/A · Jan 26, 2022
0.3%
116K shares