Updated Jul 16, 2026
Thoele Grant Douglas is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days.

Grant Douglas Thoele is the Chief Financial Officer and Treasurer of Aspen Aerogels Inc, a company specializing in aerogel technology and high-performance insulation. He has held these roles since at least 2021, contributing to the financial management of the company.
| Role | Insider |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-10 | ASPN | ASPEN AEROGELS INC | F — Tax withholding / forfeiture | 590 | $3.22 | $2K |
| 2026-03-06 | ASPN | ASPEN AEROGELS INC | F — Tax withholding / forfeiture | 2.4K | $3.27 | $8K |
| 2026-03-06 | ASPN | ASPEN AEROGELS INC | A — Grant or award | 55.3K | $0.00 | |
| 2025-12-19 | ASPN | ASPEN AEROGELS INC | A — Grant or award | 10.3K | $0.00 | |
| 2025-10-01 | ASPN | ASPEN AEROGELS INC | A — Grant or award | 10.3K | $0.00 |
Grant Douglas Thoele is the Chief Financial Officer and Treasurer of Aspen Aerogels Inc, a company specializing in aerogel technology and high-performance insulation. He has held these roles since at least 2021, contributing to the financial management of the company.…
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