OUST's three largest insider shareholders as of June 02, 2026 are Krishna Kantheti (TenPercentOwner, 2.44Mn shares), Anna Brunelle (Chief Financial Officer, 2.32Mn shares), Remy W Trafelet (Director, 1.66Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Emmanuel T Hernandez | - | 153,546 | 0 | 09 Jan, 2023 |
| Virginia Boulet | - | 228,342 | 0 | 09 Mar, 2026 |
| Stephen A Skaggs | - | 71,690 | 0 | 20 Jun, 2025 |
| Darien Spencer | Chief Operating Officer | 371,375 | 0 | 14 Apr, 2026 |
| Ernest E Maddock | - | 84,177 | 0 | 20 Jun, 2025 |
| Calvo Jorge A Del | - | 133,946 | 0 | 07 Oct, 2022 |
| Mark Weinswig | Chief Financial Officer | 173,960 | 0 | 16 Dec, 2024 |
| Remy W Trafelet | - | 1,661,450 | 0 | 09 Jan, 2023 |
| Susan Heystee | Interim Chief Revenue Officer | 44,410 | 0 | 07 Apr, 2026 |
| Ted L Iii Tewksbury | - | 121,969 | 0 | 23 Mar, 2026 |
| Anna Brunelle | Chief Financial Officer | 2,320,623 | 0 | 20 Dec, 2022 |
| Adam Dolinko | - | 714,848 | 0 | 14 Dec, 2022 |
| Sundari Mitra | - | 139,313 | 0 | 09 Jan, 2023 |
| Phillip Eyler | - | 15,658 | 0 | 10 Dec, 2025 |
| Kenneth P. Gianella | Chief Financial Officer | 355,351 | 0 | 14 Apr, 2026 |
| Shauna Mcintyre | Pres. Of Ouster Automotive | 1,572,249 | 0 | 26 Oct, 2021 |
| Kristin Slanina | - | 46,421 | 0 | 09 Jul, 2024 |
| Mark Frichtl | Chief Technology Officer | 712,297 | 0 | 21 Apr, 2026 |
| Krishna Kantheti | - | 0 | 2,443,226 | 17 Aug, 2023 |
| Charles Angus Pacala | President And Ceo | 1,099,036 | 0 | 14 Apr, 2026 |
| Nathan Dickerman | President Of Field Operations | 104,069 | 0 | 17 Aug, 2023 |
| Karin Radstrom | - | 60,148 | 0 | 09 Oct, 2024 |
| Riaz Valani | - | 186,254 | 0 | 14 Feb, 2023 |
| Megan Chung | General Counsel And Secretary | 219,673 | 0 | 14 Apr, 2026 |
| Christina Correia | - | 71,690 | 0 | 20 Jun, 2025 |
| Chen Geng | Interim Cfo | 68,090 | 0 | 25 Mar, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 22 Apr, 2026 | Mark Frichtl | Common Stock | A | 400 | $2.13 | 712,697 | D | M |
| 22 Apr, 2026 | Mark Frichtl | Common Stock | D | 400 | $30.00 | 712,297 | D | S |
| 22 Apr, 2026 | Mark Frichtl | Non-Qualified Stock Option | D | 400 | $0.00 | 66,034 | D | M |
| 21 Apr, 2026 | Stephen A Skaggs | Common Stock | D | 5,000 | $28.00 | 66,690 | D | S |
| 20 Apr, 2026 | Mark Frichtl | Common Stock | A | 60,000 | $2.13 | 772,297 | D | M |
| 20 Apr, 2026 | Mark Frichtl | Common Stock | D | 30,000 | $26.08 | 742,297 | D | S |
| 20 Apr, 2026 | Mark Frichtl | Common Stock | D | 30,000 | $27.08 | 712,297 | D | S |
| 21 Apr, 2026 | Mark Frichtl | Common Stock | A | 60,000 | $2.13 | 772,297 | D | M |
| 21 Apr, 2026 | Mark Frichtl | Common Stock | D | 30,000 | $28.11 | 742,297 | D | S |
| 21 Apr, 2026 | Mark Frichtl | Common Stock | D | 30,000 | $29.02 | 712,297 | D | S |
| 20 Apr, 2026 | Mark Frichtl | Non-Qualified Stock Option | D | 60,000 | $0.00 | 126,434 | D | M |
| 21 Apr, 2026 | Mark Frichtl | Non-Qualified Stock Option | D | 60,000 | $0.00 | 66,434 | D | M |
| 16 Apr, 2026 | Megan Chung | Common Stock | D | 5,837 | $24.70 | 213,836 | D | S |
| 17 Apr, 2026 | Mark Frichtl | Common Stock | A | 30,000 | $2.13 | 742,297 | D | M |
| 17 Apr, 2026 | Mark Frichtl | Common Stock | D | 30,000 | $25.15 | 712,297 | D | S |
| 17 Apr, 2026 | Mark Frichtl | Non-Qualified Stock Option | D | 30,000 | $0.00 | 186,434 | D | M |
| 14 Apr, 2026 | Mark Frichtl | Common Stock | A | 40,000 | $2.13 | 752,297 | D | M |
| 14 Apr, 2026 | Mark Frichtl | Common Stock | D | 40,000 | $22.76 | 712,297 | D | S |
| 15 Apr, 2026 | Mark Frichtl | Common Stock | A | 20,000 | $2.13 | 732,297 | D | M |
| 15 Apr, 2026 | Mark Frichtl | Common Stock | D | 20,000 | $24.00 | 712,297 | D | S |