USA - NYSE:ATKR - US0476491081 - Common Stock
| Shares Outstanding | 33.66M |
| Float | 33.24M |
| Float Short Interest Percentage | 4.74% |
| Owners (insider) | 0.99% |
| Owners (institutional) | 101.53% |
| Owners (insider) change | -0.11% |
| Owners (institutional) change | -1.56% |
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Aug 29, 2025 | Johnson Betty R. | Grant | 56 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Alvey James William | Grant | 12 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Isbell Jeri L | Grant | 152 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Kershaw Justin A | Grant | 101 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Edwards Barbara Joanne | Grant | 16 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Zeffiro A Mark | Grant | 74 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Deitzer John Michael | Grant | 36 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Lowe LeAngela W. | Grant | 38 | 0.00 | $ 0.00 |
| Aug 29, 2025 | James Wilbert W Jr | Grant | 93 | 0.00 | $ 0.00 |
| Aug 29, 2025 | MUSE SCOTT H | Grant | 142 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Kelly Daniel S | Grant | 40 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Pregenzer John W | Grant | 98 | 0.00 | $ 0.00 |
| Aug 29, 2025 | SCHROCK MICHAEL V | Grant | 10 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Lamps Mark F. | Grant | 51 | 0.00 | $ 0.00 |
| Aug 29, 2025 | Waltz William E Jr. | Grant | 267 | 0.00 | $ 0.00 |
| Aug 15, 2025 | Lamps Mark F. | Open Market Sale | 1000 | 59.37 | $ 59,370.00 |
| Aug 12, 2025 | Alvey James William | Option Excercise | 746 | 56.93 | $ 42,469.78 |
| May 28, 2025 | Alvey James William | Grant | 21 | 0.00 | $ 0.00 |
| May 28, 2025 | Kelly Daniel S | Grant | 35 | 0.00 | $ 0.00 |
| May 28, 2025 | Lamps Mark F. | Grant | 45 | 0.00 | $ 0.00 |
| May 28, 2025 | Pregenzer John W | Grant | 85 | 0.00 | $ 0.00 |
| May 28, 2025 | Deitzer John Michael | Grant | 31 | 0.00 | $ 0.00 |
| May 28, 2025 | Waltz William E Jr. | Grant | 232 | 0.00 | $ 0.00 |
| May 28, 2025 | Lowe LeAngela W. | Grant | 33 | 0.00 | $ 0.00 |
| May 9, 2025 | Lamps Mark F. | Open Market Sale | 1000 | 69.16 | $ 69,160.00 |
| Feb 28, 2025 | Zeffiro A Mark | Grant | 67 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Alvey James William | Grant | 22 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Johnson Betty R. | Grant | 51 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Deitzer John Michael | Grant | 32 | 0.00 | $ 0.00 |
| Feb 28, 2025 | James Wilbert W Jr | Grant | 84 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Lowe LeAngela W. | Grant | 34 | 0.00 | $ 0.00 |
| Feb 28, 2025 | SCHROCK MICHAEL V | Grant | 9 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Isbell Jeri L | Grant | 138 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Kershaw Justin A | Grant | 92 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Lamps Mark F. | Grant | 47 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Edwards Barbara Joanne | Grant | 14 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Waltz William E Jr. | Grant | 243 | 0.00 | $ 0.00 |
| Feb 28, 2025 | MUSE SCOTT H | Grant | 129 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Kelly Daniel S | Grant | 36 | 0.00 | $ 0.00 |
| Feb 28, 2025 | Pregenzer John W | Grant | 89 | 0.00 | $ 0.00 |
| Feb 20, 2025 | Waltz William E Jr. | Other Disposition | 22500 | 0.00 | $ 0.00 |
| Feb 10, 2025 | Lamps Mark F. | Open Market Sale | 500 | 65.00 | $ 32,500.00 |
| Feb 1, 2025 | Pregenzer John W | Grant | 7367 | 0.00 | $ 0.00 |
| Jan 30, 2025 | Kershaw Justin A | Grant | 1795 | 0.00 | $ 0.00 |
| Jan 30, 2025 | Zeffiro A Mark | Grant | 1795 | 0.00 | $ 0.00 |
| Jan 30, 2025 | SCHROCK MICHAEL V | Grant | 1795 | 0.00 | $ 0.00 |
| Jan 30, 2025 | Edwards Barbara Joanne | Grant | 1795 | 0.00 | $ 0.00 |
| Jan 30, 2025 | Isbell Jeri L | Grant | 1795 | 0.00 | $ 0.00 |
| Jan 30, 2025 | MUSE SCOTT H | Grant | 1795 | 0.00 | $ 0.00 |
| Jan 30, 2025 | James Wilbert W Jr | Grant | 1795 | 0.00 | $ 0.00 |
| Jan 30, 2025 | Johnson Betty R. | Grant | 1795 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Isbell Jeri L | Grant | 92 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Edwards Barbara Joanne | Grant | 3 | 0.00 | $ 0.00 |
| Dec 16, 2024 | SCHROCK MICHAEL V | Grant | 3 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Kershaw Justin A | Grant | 60 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Lamps Mark F. | Grant | 11 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Alvey James William | Grant | 10 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Deitzer John Michael | Grant | 3 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Kelly Daniel S | Grant | 9 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Waltz William E Jr. | Grant | 59 | 0.00 | $ 0.00 |
| Dec 16, 2024 | MUSE SCOTT H | Grant | 83 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Pregenzer John W | Grant | 12 | 0.00 | $ 0.00 |
| Dec 16, 2024 | James Wilbert W Jr | Grant | 55 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Lowe LeAngela W. | Grant | 7 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Johnson Betty R. | Grant | 58 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Zeffiro A Mark | Grant | 43 | 0.00 | $ 0.00 |
| Dec 3, 2024 | Isbell Jeri L | Open Market Sale | 3353 | 94.03 | $ 315,269.85 |
| Nov 26, 2024 | Kelly Daniel S | Open Market Sale | 13071 | 95.74 | $ 1,251,428.00 |
| Nov 26, 2024 | Waltz William E Jr. | Open Market Sale | 120098 | 93.95 | $ 11,282,785.93 |
| Nov 18, 2024 | Lamps Mark F. | Grant | 5914 | 0.00 | $ 0.00 |
| Nov 18, 2024 | Alvey James William | Grant | 1422 | 0.00 | $ 0.00 |
| Nov 18, 2024 | Kelly Daniel S | Grant | 4549 | 0.00 | $ 0.00 |
| Nov 18, 2024 | Deitzer John Michael | Grant | 5459 | 0.00 | $ 0.00 |
| Nov 18, 2024 | Waltz William E Jr. | Grant | 30024 | 0.00 | $ 0.00 |
| Nov 18, 2024 | Pregenzer John W | Grant | 6369 | 0.00 | $ 0.00 |
| Nov 18, 2024 | Lowe LeAngela W. | Grant | 4549 | 0.00 | $ 0.00 |
| Nov 16, 2024 | Deitzer John Michael | Option Excercise | 541 | 88.97 | $ 48,132.77 |
| Nov 16, 2024 | Deitzer John Michael | Grant | 953 | 0.00 | $ 0.00 |
| Nov 16, 2024 | Lamps Mark F. | Option Excercise | 2472 | 88.97 | $ 219,933.84 |
| Nov 16, 2024 | Lamps Mark F. | Grant | 4165 | 0.00 | $ 0.00 |
| Nov 16, 2024 | Lowe LeAngela W. | Option Excercise | 1184 | 88.97 | $ 105,340.48 |
| Nov 16, 2024 | Lowe LeAngela W. | Grant | 2380 | 0.00 | $ 0.00 |
| Nov 16, 2024 | Kelly Daniel S | Option Excercise | 1789 | 88.97 | $ 159,167.33 |
| Nov 16, 2024 | Kelly Daniel S | Grant | 3570 | 0.00 | $ 0.00 |
| Nov 16, 2024 | Pregenzer John W | Option Excercise | 2800 | 88.97 | $ 249,116.00 |
| Nov 16, 2024 | Pregenzer John W | Grant | 4462 | 0.00 | $ 0.00 |
| Nov 16, 2024 | Alvey James William | Option Excercise | 54 | 88.97 | $ 4,804.38 |
| Nov 16, 2024 | Waltz William E Jr. | Option Excercise | 12131 | 88.97 | $ 1,079,295.07 |
| Nov 16, 2024 | Waltz William E Jr. | Grant | 22607 | 0.00 | $ 0.00 |
| Nov 13, 2024 | Alvey James William | Option Excercise | 65 | 92.48 | $ 6,011.20 |
| Nov 13, 2024 | Waltz William E Jr. | Option Excercise | 2923 | 92.48 | $ 270,319.04 |
| Nov 13, 2024 | Lamps Mark F. | Option Excercise | 593 | 92.48 | $ 54,840.64 |
| Nov 13, 2024 | Kelly Daniel S | Option Excercise | 387 | 92.48 | $ 35,789.76 |
| Nov 13, 2024 | Pregenzer John W | Option Excercise | 684 | 92.48 | $ 63,256.32 |
| Nov 13, 2024 | Deitzer John Michael | Option Excercise | 104 | 92.48 | $ 9,617.92 |
| Nov 13, 2024 | Lowe LeAngela W. | Option Excercise | 339 | 92.48 | $ 31,350.72 |
| Nov 11, 2024 | Kelly Daniel S | Option Excercise | 283 | 95.73 | $ 27,091.59 |
| Nov 11, 2024 | Pregenzer John W | Option Excercise | 458 | 95.73 | $ 43,844.34 |
| Nov 11, 2024 | Deitzer John Michael | Option Excercise | 130 | 95.73 | $ 12,444.90 |
| Nov 11, 2024 | Lamps Mark F. | Open Market Sale | 500 | 96.55 | $ 48,275.00 |
| Nov 11, 2024 | Lamps Mark F. | Option Excercise | 390 | 95.73 | $ 37,334.70 |
| Nov 11, 2024 | Waltz William E Jr. | Option Excercise | 1956 | 95.73 | $ 187,247.88 |
| Nov 11, 2024 | Alvey James William | Option Excercise | 83 | 95.73 | $ 7,945.59 |
| Nov 11, 2024 | Lowe LeAngela W. | Option Excercise | 218 | 95.73 | $ 20,869.14 |