Insiders / Mitchell Steven R
Mitchell Steven R
CIK 1610279personinsider
Companies
3
First seen
Jan 7, 2026
Last activity
May 14, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Aspen Aerogels Inc · ASPN | 156,898 | — |
| Alkami Technology, Inc. · ALKT | 85,612 | — |
| StepStone Group Inc. · STEP | 12,793 | — |
All securities held
4 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Alkami Technology, Inc. | Common Stock | 85,612 |
| Aspen Aerogels Inc | Common Stock | 156,898 |
| Aspen Aerogels Inc | Stock Options (Right to Buy)Derivative | 8,706 |
| StepStone Group Inc. | Class A Common Stock | 12,793 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 23, 2026 | Buy | STEP StepStone Group Inc. Class A Common Stock | $508.4K | +12K +894.79% | 12,793 0.01% of shares | high |
| Feb 23, 2026 | Buy | STEP StepStone Group Inc. Class A Common Stock | $53.6K | +1K | 1,200 <0.01% of shares | low |
| Feb 23, 2026 | Buy | STEP StepStone Group Inc. Class A Common Stock | $3.8K | +86 +7.17% | 1,286 <0.01% of shares | low |
| May 13, 2026 | Grant | ASPN Aspen Aerogels Inc Common Stock | $0 | +10K +7.08% | 156,898 0.19% of shares | low |
| Jan 5, 2026 | Grant | ALKT Alkami Technology, Inc. Common Stock | $0 | +396 +0.46% | 85,612 0.08% of shares | low |
| May 13, 2026 | Grant | ASPN Aspen Aerogels Inc Stock Options (Right to Buy) | — | +9K | 8,706 0.01% of shares | low |