| 2016-08-03 | PACHOLEC FRANK | Vice President R&D | Sale+OE | 300 | $64.87 | $19,460.00 | -0.3% | → |
| 2016-07-26 | MASON SCOTT C | Vice President, Supply Chain | Sale+OE | 9,368 | $64.10 | $600,488.80 | -37.1% | → |
| 2016-07-21 | STEPAN F QUINN JR | President & CEO | Sale+OE | 32,000 | $63.46 | $2,030,720.00 | -20.4% | → |
| 2016-07-21 | PACHOLEC FRANK | Vice President R&D | Sell | 2,000 | $65.00 | $130,000.00 | -1.8% | → |
| 2016-07-20 | Servatius Gregory | VP of Human Resources | Sale+OE | 1,400 | $62.86 | $88,000.00 | -2.9% | → |
| 2016-07-15 | Servatius Gregory | VP of Human Resources | Sale+OE | 3,534 | $62.34 | $220,308.00 | -3.6% | → |
| 2016-07-13 | Servatius Gregory | VP of Human Resources | Sale+OE | 1,466 | $61.86 | $90,692.00 | -3.0% | → |
| 2016-06-23 | Servatius Gregory | VP of Human Resources | Sale+OE | 1,000 | $61.60 | $61,600.00 | -4.0% | → |
| 2016-06-10 | Servatius Gregory | VP of Human Resources | Sale+OE | 1,000 | $61.40 | $61,400.00 | -4.1% | → |
| 2016-06-08 | Servatius Gregory | VP of Human Resources | Sale+OE | 1,000 | $61.20 | $61,200.00 | -4.1% | → |
| 2016-04-29 | Mergner Arthur W | VP & General Manager | Sale+OE | 4,500 | $61.18 | $275,314.50 | -47.4% | → |
| 2016-04-28 | STEPAN F QUINN | Chairman | Sell | 13,400 | $62.32 | $835,088.00 | -2.5% | → |
| 2016-04-18 | STEPAN F QUINN JR | President & CEO | Sale+OE | 462 | $58.46 | $27,008.52 | -0.3% | → |
| 2016-04-15 | STEPAN F QUINN JR | President & CEO | Sale+OE | 31,538 | $58.46 | $1,843,760.95 | -2.8% | → |
| 2016-03-04 | Stefaniak Debra | VP, Business Transformation | Buy | 500 | $54.05 | $27,025.00 | +10.0% | → |
| 2016-03-02 | Beamer Scott D | VP & Chief Financial Officer | Buy | 2,000 | $51.16 | $102,324.00 | +36.8% | → |
| 2015-11-17 | PACHOLEC FRANK | Vice President R&D | Sale+OE | 750 | $51.60 | $38,699.97 | -0.1% | → |
| 2015-11-12 | Stefaniak Debra | VP, Business Transformation | Buy | 1,000 | $51.00 | $51,000.00 | +25.0% | → |
| 2015-11-06 | Mergner Arthur W | VP & General Manager | Sell | 3,216 | $53.06 | $170,640.96 | -68.2% | → |
| 2015-11-02 | Servatius Gregory | VP of Human Resources | Sale+OE | 500 | $54.30 | $27,150.00 | -2.1% | → |
| 2015-10-29 | Servatius Gregory | VP of Human Resources | Sale+OE | 3,000 | $53.30 | $159,900.00 | -4.1% | → |
| 2015-10-27 | REED JAN STERN | Director | Buy | 1,000 | $51.21 | $51,210.00 | New | → |
| 2015-10-23 | Servatius Gregory | VP of Human Resources | Sale+OE | 1,820 | $52.03 | $94,693.20 | -2.4% | → |