| 2022-06-06 | Sale | Northwest Pipe Company NWPX | President & CEO | 552 0.0055% | $34.00 | $18,766 | -6.64% | |
| 2022-05-31 | Sale | Northwest Pipe Company NWPX | President & CEO | 1,000 0.0101% | $33.31 | $33,314 | -3.65% | |
| 2022-05-23 | Sale | Northwest Pipe Company NWPX | President & CEO | 1,500 0.0146% | $32.02 | $48,026 | -1.57% | |
| 2022-05-18 | Sale | Northwest Pipe Company NWPX | President & CEO | 1,500 0.0159% | $32.00 | $48,000 | +7.29% | |
| 2022-05-16 | Sale | Northwest Pipe Company NWPX | President & CEO | 1,000 0.01% | $30.00 | $30,000 | +7.92% | |
| 2022-05-10 | Sale | Northwest Pipe Company NWPX | President & CEO | 474 0.0048% | $30.00 | $14,220 | +9.62% | |
| 2022-02-09 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $30.10 | $6,019 | +4.9% | |
| 2022-01-18 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.0021% | $30.12 | $6,024 | +2.8% | |
| 2022-01-14 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $30.16 | $6,032 | -0.77% | |
| 2022-01-13 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $30.63 | $6,126 | +0.16% | |
| 2022-01-12 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $30.38 | $6,076 | -0.36% | |
| 2022-01-11 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $30.23 | $6,047 | -0.43% | |
| 2022-01-10 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $30.29 | $6,058 | -1.11% | |
| 2022-01-07 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $30.30 | $6,060 | +0.03% | |
| 2022-01-06 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $31.27 | $6,255 | -2.32% | |
| 2022-01-05 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $31.77 | $6,355 | -4.04% | |
| 2022-01-04 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.0021% | $31.75 | $6,349 | -2.94% | |
| 2022-01-03 | Sale | Northwest Pipe Company NWPX | President & CEO | 300 0.0031% | $32.00 | $9,600 | -3.31% | |
| 2021-12-31 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $31.19 | $6,238 | -4.47% | |
| 2021-12-30 | Sale | Northwest Pipe Company NWPX | President & CEO | 200 0.002% | $31.08 | $6,217 | -3.55% |