| 2012-03-16 | Douglas Dynamics, Inc. PLOW | director | 6,000 0.0277% | $13.24 | $79,411 | +7.66% | ||
| 2011-03-15 | Sale | Douglas Dynamics, Inc. PLOW | director | 53,802 0.2517% | $14.38 | $773,920 | +6.61% | |
| 2010-05-14 | Sale | Douglas Dynamics, Inc. PLOW | director | 6,088 0.0303% | $10.49 | $63,863 | +27.06% | |
| 2010-05-10 | Sale | Douglas Dynamics, Inc. PLOW | director | 14,210 0.0708% | $10.49 | $149,063 | +26.83% | |
| 2010-05-10 | Douglas Dynamics, Inc. PLOW | director | 4,000 0.0214% | $11.25 | $45,000 | +26.83% |