Aspen Aerogels's top three insider shareholders as of May 23, 2026 are River Capital, Llc Wood (TenPercentOwner, 12.28Mn shares), Donald R Young (President And Ceo, 637.83K shares), Robert M. Gervis (Director, 355.18K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| John F Fairbanks | Vp, Cfo And Treasurer | 141,277 | 0 | 01 Mar, 2022 |
| Mark L Noetzel | - | 121,220 | 0 | 31 May, 2024 |
| Robert M. Gervis | - | 355,182 | 0 | 06 Jun, 2022 |
| Donald R Young | President And Ceo | 637,834 | 0 | 10 Mar, 2026 |
| George L Gould | Chief Technology Officer | 95,381 | 0 | 25 Feb, 2022 |
| Corby C Whitaker | Chief Commercial Officer | 205,315 | 0 | 10 Mar, 2026 |
| Richard F Reilly | - | 79,231 | 0 | 06 Jun, 2022 |
| Steven R Mitchell | - | 146,528 | 0 | 01 May, 2025 |
| Keith L Schilling | Svp, Technology | 49,797 | 0 | 11 Mar, 2025 |
| Kelley Conte | Senior Vice President, Hr | 128,183 | 0 | 02 Jun, 2023 |
| Gregg Landes | Chief Operating Officer | 102,931 | 0 | 10 Mar, 2026 |
| River Capital, Llc Wood | - | 12,280,426 | 0 | 15 May, 2024 |
| Ricardo C. Rodriguez | Cfo Treasurer | 57,311 | 0 | 11 Mar, 2025 |
| Virginia Johnson | Clo, Gc, And Secretary | 44,450 | 0 | 27 May, 2025 |
| Kathleen Kool | - | 23,953 | 0 | 01 May, 2025 |
| Stephanie Pittman | Chief Human Resources Officer | 42,257 | 0 | 08 Sep, 2025 |
| Cari Robinson | - | 12,246 | 0 | 01 May, 2025 |
| Grant Douglas Thoele | Cfo Treasurer | 77,732 | 0 | 10 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 08 Mar, 2026 | Grant Douglas Thoele | Common Stock | D | 590 | $3.22 | 77,732 | D | F |
| 08 Mar, 2026 | Gregg Landes | Common Stock | D | 1,924 | $3.22 | 102,931 | D | F |
| 08 Mar, 2026 | Donald R Young | Common Stock | D | 4,275 | $3.22 | 637,834 | D | F |
| 08 Mar, 2026 | Grant Douglas Thoele | Common Stock | D | 590 | $3.22 | 77,732 | D | F |
| 08 Mar, 2026 | Gregg Landes | Common Stock | D | 1,924 | $3.22 | 102,931 | D | F |
| 08 Mar, 2026 | Corby C Whitaker | Common Stock | D | 1,924 | $3.22 | 205,315 | D | F |
| 08 Mar, 2026 | Corby C Whitaker | Common Stock | D | 1,924 | $3.22 | 205,315 | D | F |
| 08 Mar, 2026 | Donald R Young | Common Stock | D | 4,275 | $3.22 | 637,834 | D | F |
| 04 Mar, 2026 | Corby C Whitaker | Common Stock | A | 57,462 | $0.00 | 211,146 | D | A |
| 04 Mar, 2026 | Gregg Landes | Common Stock | A | 57,462 | $0.00 | 108,669 | D | A |
| 04 Mar, 2026 | Donald R Young | Common Stock | A | 156,716 | $0.00 | 650,727 | D | A |
| 04 Mar, 2026 | Grant Douglas Thoele | Common Stock | A | 55,298 | $0.00 | 80,690 | D | A |
| 04 Mar, 2026 | Gregg Landes | Common Stock | A | 57,462 | $0.00 | 108,669 | D | A |
| 04 Mar, 2026 | Donald R Young | Common Stock | A | 156,716 | $0.00 | 650,727 | D | A |
| 04 Mar, 2026 | Corby C Whitaker | Common Stock | A | 57,462 | $0.00 | 211,146 | D | A |
| 04 Mar, 2026 | Grant Douglas Thoele | Common Stock | A | 55,298 | $0.00 | 80,690 | D | A |
| 05 Mar, 2026 | Donald R Young | Common Stock | D | 8,618 | $3.27 | 642,109 | D | F |
| 05 Mar, 2026 | Corby C Whitaker | Common Stock | D | 3,907 | $3.27 | 207,239 | D | F |
| 05 Mar, 2026 | Grant Douglas Thoele | Common Stock | D | 2,368 | $3.27 | 78,322 | D | F |
| 05 Mar, 2026 | Gregg Landes | Common Stock | D | 3,814 | $3.27 | 104,855 | D | F |