| 2013-05-20 | Sale | Simpson Manufacturing Co., Inc. SSD | 13,000 0.0268% | $28.92 | $375,896 | +15.38% | ||
| 2013-05-17 | Sale | Simpson Manufacturing Co., Inc. SSD | 73,896 0.1525% | $28.94 | $2.14M | +15.29% | ||
| 2013-05-16 | Sale | Simpson Manufacturing Co., Inc. SSD | 7,000 0.0145% | $29.09 | $203,608 | +14.89% | ||
| 2013-05-15 | Sale | Simpson Manufacturing Co., Inc. SSD | 40,000 0.0824% | $29.22 | $1.17M | +13.91% | ||
| 2013-05-14 | Sale | Simpson Manufacturing Co., Inc. SSD | 50,000 0.1022% | $29.15 | $1.46M | +13.28% | ||
| 2013-05-13 | Sale | Simpson Manufacturing Co., Inc. SSD | 17,000 0.035% | $28.73 | $488,458 | +15.79% | ||
| 2013-05-10 | Sale | Simpson Manufacturing Co., Inc. SSD | 13,000 0.0268% | $28.79 | $374,270 | +15.55% | ||
| 2013-05-09 | Sale | Simpson Manufacturing Co., Inc. SSD | 8,978 0.0186% | $28.81 | $258,641 | +15.66% | ||
| 2013-05-08 | Sale | Simpson Manufacturing Co., Inc. SSD | 19,000 0.0391% | $28.79 | $547,080 | +15.08% | ||
| 2012-02-13 | Sale | Simpson Manufacturing Co., Inc. SSD | 13,126 0.027% | $32.53 | $427,018 | -7.41% | ||
| 2012-02-10 | Sale | Simpson Manufacturing Co., Inc. SSD | 31,874 0.0661% | $31.77 | $1.01M | -4.57% | ||
| 2012-02-09 | Sale | Simpson Manufacturing Co., Inc. SSD | 47,000 0.0973% | $32.23 | $1.51M | -6.07% | ||
| 2011-06-01 | Sale | Simpson Manufacturing Co., Inc. SSD | Chairman of the Board | 125,000 0.253% | $27.60 | $3.45M | +9.52% | |
| 2003-11-07 | Sale | Simpson Manufacturing Co., Inc. SSD | Chairman | 500,000 2.0008% | $47.05 | $23.52M | +9.26% |