Welcome to our dedicated page for Ouster SEC filings (Ticker: OUST), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Ouster, Inc. filings document the public-company record for a Nasdaq-listed sensing and perception company with common stock traded under OUST. The disclosures cover operating results, product revenue commentary, lidar and camera shipment data, and material events tied to its digital lidar, camera vision, AI compute, sensor fusion and perception software portfolio.
Recent filings include Form 8-K reports for financial results, the closed Stereolabs acquisition and an at-the-market common stock sales agreement under a shelf registration statement. Proxy materials describe annual meeting matters, board governance and stockholder voting procedures. Form 25 notices document Nasdaq removal and registration withdrawal for warrant securities, while the company’s cover disclosures identify common stock on the Nasdaq Global Select Market.
Ouster, Inc.’s Chief Financial Officer Kenneth P. Gianella reported an open-market sale of 54,337 shares of Common Stock. The shares were sold on June 12, 2026 at a weighted average price of $38.823 per share.
According to the filing, the sale was made to cover withholding taxes incurred upon the vesting and settlement of restricted stock units, pursuant to a Rule 10b5-1 sale-to-cover instruction letter dated August 20, 2025. After this transaction, Gianella directly holds 301,014 Ouster shares.
Ouster, Inc. President and CEO Charles Angus Pacala reported an open-market sale of 29,797 shares of common stock at a weighted average price of $38.823 per share. According to the footnotes, these shares were sold to cover withholding taxes due on recently vested restricted stock units under a Rule 10b5-1 “sale to cover” instruction.
After the transaction, Pacala directly holds 1,072,201 shares of Ouster common stock, which includes 2,962 shares acquired on May 15, 2026 through the company’s Amended and Restated 2022 Employee Stock Purchase Plan.
Ouster, Inc. Chief Revenue Officer Cyrille Jacquemet reported an open-market sale of 8,723 shares of common stock. The shares were sold primarily to cover withholding taxes triggered by the vesting and settlement of restricted stock units, according to the filing footnotes.
Shares were sold at a weighted average price of about $38.82 per share, across multiple trades within a narrow price range. After these transactions, Jacquemet directly holds 114,434.5 Ouster common shares, indicating this was a relatively small, tax-related sale compared with his remaining stake.
Ouster, Inc. Chief Operating Officer Darien Spencer reported a sale of 12,559 shares of common stock. The shares were sold at a weighted average price of about $38.82 to $39.54 per share.
According to the disclosure, the sale was made solely to cover withholding taxes incurred when restricted stock units vested and settled, and it was executed pursuant to a Rule 10b5-1 sale-to-cover instruction letter. After this tax-related transaction, Spencer directly holds 329,806.5 shares of Ouster common stock.
Ouster, Inc. General Counsel and Secretary Megan Chung reported an open-market sale of 11,261 shares of common stock at a weighted average price of $38.823 per share on June 12, 2026. The shares were sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale-to-cover instruction letter.
After this transaction, Chung directly holds 202,859 shares of Ouster common stock, which include 284 shares acquired on May 15, 2026 through the company’s Amended and Restated 2022 Employee Stock Purchase Plan.
Ouster, Inc. Chief Technology Officer Mark Frichtl reported an open-market sale of 18,414 shares of common stock on June 12, 2026 at a weighted average price of $38.823 per share.
According to the footnotes, these shares were sold specifically to cover withholding taxes triggered by the vesting and settlement of restricted stock units, under a pre-arranged Rule 10b5-1 sale-to-cover instruction letter dated June 9, 2025.
After this tax-related sale, Frichtl directly holds 276,510 shares of Ouster common stock.
Ouster, Inc. Chief Revenue Officer Cyrille Jacquemet reported an open-market sale of 9,433 shares of Common Stock at $40.00 per share. The transaction was executed pursuant to a pre-arranged Rule 10b5-1 plan dated June 13, 2025, indicating it was scheduled in advance. Following this sale, Jacquemet continues to hold 123,157.5 shares directly, so the trade reflects only a portion of his overall stake.
Ouster, Inc. Chief Technology Officer Mark Frichtl reported a combination of option exercise and open-market share sales in the company’s common stock. On May 22, 2026, he exercised 50,063 non-qualified stock options at an exercise price of $14.22 per share, converting them into common stock.
Across May 22 and May 26, 2026, he then sold an aggregate of 384,426 shares of common stock in a series of open-market transactions at weighted-average prices generally ranging from about $36.00 to $45.00 per share. The filing states these sales were made pursuant to a pre-arranged Rule 10b5-1 trading plan dated December 15, 2025.
After these transactions, Frichtl directly held 583,997 shares of Ouster common stock, including 649 shares acquired on May 15, 2026 under the company’s Amended and Restated 2022 Employee Stock Purchase Plan. The options exercised in this transaction are described as fully vested and exercisable.
Ouster, Inc. Chief Operating Officer Darien Spencer reported an open-market sale of 30,000.5 shares of common stock on May 26, 2026 at a weighted average price of $45.00 per share. The sale was made pursuant to a pre-established Rule 10b5-1 trading plan dated November 18, 2025, indicating it was pre-scheduled rather than discretionary.
After this transaction, Spencer directly holds 342,365.5 shares of Ouster common stock. This balance includes 991 shares acquired on May 15, 2026 through the company’s Amended and Restated 2022 Employee Stock Purchase Plan, so he retains a substantial equity stake following the sale.
Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 notice relating to proposed sales of Common stock by an issuer-affiliated holder under 10b5-1 plans. The excerpt lists multiple dated sale entries, including specific transactions on 05/13/2026 and 05/22/2026, showing share quantities and gross proceeds.