| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| STEP | Mitchell Steven R | Director | Feb 23 '26 | Buy | 44.23 | 12,793 | 565,771 | 12,793 | Feb 25 12:00 AM |
| STEP | Mitchell Steven R | director, 10 percent owner: | Jun 11 '24 | Sale | 44.34 | 27,500 | 1,219,350 | 0 | Jun 12 12:00 AM |
| ASPN | Mitchell Steven R | Director | Sep 07 '23 | Buy | 6.50 | 7,541 | 49,009 | 134,260 | Sep 07 12:00 AM |
| ASPN | Mitchell Steven R | Director | Sep 05 '23 | Buy | 6.17 | 50,000 | 308,455 | 126,719 | Sep 06 12:00 AM |
| STEP | Mitchell Steven R | director, 10 percent owner: | Sep 29 '21 | Sale | 43.55 | 7,865 | 342,521 | 27,500 | Sep 29 12:00 AM |
| STEP | Mitchell Steven R | director, 10 percent owner: | Sep 28 '21 | Sale | 43.11 | 17,845 | 769,298 | 35,365 | Sep 29 12:00 AM |
| STEP | Mitchell Steven R | director, 10 percent owner: | Sep 27 '21 | Sale | 44.70 | 9,290 | 415,263 | 53,210 | Sep 29 12:00 AM |