| 2017-02-15 | Sale | Advanced Drainage Systems, Inc. WMS | 10 percent owner | 7.5M 12.872% | $22.15 | $166.13M | -8.04% | |
| 2014-12-15 | Sale | Advanced Drainage Systems, Inc. WMS | 10 percent owner | 3M 5.3858% | $20.35 | $61.04M | +34.47% | |
| 2014-12-09 | Sale | Advanced Drainage Systems, Inc. WMS | 10 percent owner | 20M 35.5231% | $20.35 | $406.94M | +33.04% | |
| 2014-08-22 | Sale | Advanced Drainage Systems, Inc. WMS | 10 percent owner | 1.03M 1.7406% | $14.96 | $15.39M | +56.1% |