| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-02-24 | Weinstock Craig L. Sr. VP. & Gen. Counsel | Sale | -70,000 | -21.45%256,319 | $20.08 | $1,405,422 | View SEC filing | |
| 2026-02-24 | Rovig Joseph W President - Energy Equipment | Sale | -151,086 | -35.91%269,694 | $20.17 | $3,046,695 | View SEC filing | |
| 2025-11-24 | Kendall Christian S Director | Purchase | +70,000 | +438.90%85,949 | $14.46 | $1,012,200 | View SEC filing | |
| 2024-11-21 | HARRISON DAVID D Director | Sale | -1,784 | -1.58%110,951 | $16.10 | $28,722 | View SEC filing | |
| 2024-11-08 | Livingston Scott B. See Remarks | Sale | -29,410 | -32.26%61,752 | $16.49 | $485,085 | View SEC filing | |
| 2024-11-08 | Rovig Joseph W President - Energy Equipment | Sale | -73,256 | -27.66%191,567 | $16.40 | $1,201,076 | View SEC filing | |
| 2024-11-08 | Novak Christy Lynn VP, Corp. Controller, CAO | Sale | -40,953 | -36.87%70,131 | $16.44 | $673,250 | View SEC filing | |
| 2024-11-08 | Weinstock Craig L. Sr. VP. & Gen. Counsel | Sale | -30,481 | -12.38%215,757 | $16.46 | $501,597 | View SEC filing | |
| 2024-02-23 | Novak Christy Lynn VP, Corp. Controller, CAO | Sale | -3,500 | -2.97%114,212 | $17.43 | $60,988 | View SEC filing | |
| 2023-03-01 | MATTSON ERIC L Director | Sale | -20,681 | -30.74%46,600 | $21.90 | $452,919 | View SEC filing | |
| 2023-02-28 | Novak Christy Lynn VP, Corp. Controller, CAO | Sale | -9,607 | -10.20%84,600 | $21.86 | $210,019 | View SEC filing | |
| 2022-11-07 | Novak Christy Lynn VP, Corp. Controller, CAO | Sale | -4,575 | -6.66%64,086 | $23.17 | $106,011 | View SEC filing | |
| 2022-11-02 | Joseph Isaac H. See Remarks | Sale | -2,500 | -1.29%190,611 | $22.77 | $56,925 | View SEC filing | |
| 2022-09-01 | HARRISON DAVID D Director | Sale | -3,112 | -3.30%91,185 | $17.01 | $52,941 | View SEC filing | |
| 2022-08-30 | ARMSTRONG GREG L Director | Sale | -10,381 | -11.15%82,724 | $18.99 | $197,142 | View SEC filing | |
| 2022-05-26 | MATTSON ERIC L Director | Sale | -9,819 | -12.74%67,281 | $19.15 | $188,034 | View SEC filing | |
| 2021-10-29 | MATTSON ERIC L Director | Sale | -8,157 | -10.62%68,627 | $14.53 | $118,528 | View SEC filing | |
| 2021-02-24 | Duff Scott K. VP Cntrlr Chf Acctg Offcr | Sale | -10,000 | -8.91%102,172 | $14.81 | $148,100 | View SEC filing | |
| 2020-03-18 | Bayardo Jose A Senior VP and CFO | Purchase | +20,000 | +8.54%254,248 | $8.59 | $171,780 | View SEC filing | |
| 2020-02-24 | Duff Scott K. VP Cntrlr Chf Acctg Offcr | Sale | -7,134 | -16.70%35,587 | $23.30 | $166,222 | View SEC filing | |
| 2020-02-13 | MATTSON ERIC L Director | Sale | -10,000 | -15.50%54,503 | $23.96 | $239,650 | View SEC filing | |
| 2019-11-07 | Duff Scott K. VP Cntrlr Chf Acctg Offcr | Sale | -6,000 | -12.32%42,721 | $23.51 | $141,068 | View SEC filing | |
| 2019-08-19 | Rovig Joseph W President - Rig Technologies | Sale | -22,640 | -23.46%73,867 | $18.37 | $415,897 | View SEC filing | |
| 2019-08-07 | MATTSON ERIC L Director | Sale | -4,750 | -6.86%64,503 | $21.02 | $99,867 | View SEC filing | |
| 2019-03-01 | Duff Scott K. VP Cntrlr Chf Acctg Offcr | Sale | -15,125 | -22.89%50,942 | $28.02 | $423,784 | View SEC filing |
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