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.
The Ouster, Inc. (OUST) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Ouster is a public company whose common stock is registered under Section 12(b) of the Exchange Act and listed on the Nasdaq Global Select Market under the symbol OUST, with certain warrants also listed on Nasdaq under other symbols. Its filings offer detailed information on financial performance, governance, and securities.
Ouster submits current reports on Form 8-K to announce material events such as quarterly and year-to-date financial results and the outcomes of its Annual Meeting of Stockholders. These 8-K filings typically reference press releases that include revenue, gross profit, gross margin, operating expenses, net loss, and non-GAAP measures like Non-GAAP Gross Margin and Adjusted EBITDA, as well as voting results on director elections, auditor ratification, advisory votes on executive compensation, and proposed charter amendments.
Investors can also review annual and quarterly reports on Forms 10-K and 10-Q, which Ouster references in its forward-looking statement disclosures. These documents provide broader context on the company’s business, risk factors, and financial statements, complementing the summarized information in earnings press releases.
The filings page may include exchange-related forms such as Form 25, which in Ouster’s case has been used to document the removal of a class of warrants from listing on the Nasdaq Stock Market. This type of filing helps clarify the status of specific securities separate from the common stock.
On Stock Titan, Ouster’s SEC filings are paired with AI-powered summaries that explain key points in plain language, helping users quickly understand complex sections of 10-Ks, 10-Qs, 8-Ks, and other forms. Real-time updates from EDGAR, along with structured access to items like voting results, non-GAAP reconciliations, and listing status information, allow investors to follow OUST’s regulatory history and disclosures efficiently.
Ouster, Inc. officer Megan Chung, who serves as General Counsel and Secretary, reported selling 5,837 shares of Ouster common stock on January 16, 2026 at a price of $27.24 per share. After this transaction, she beneficially owned 183,141 shares of Ouster common stock in direct form. The filing notes that the sale transactions were made primarily for tax planning purposes and that all sales were executed under a pre-arranged Rule 10b5-1 trading plan dated June 4, 2025.
BlackRock, Inc. filed an amended Schedule 13G reporting beneficial ownership of 4,430,910 shares of Ouster, Inc. common stock, representing 7.4% of the class as of 12/31/2025. BlackRock has sole voting power over 4,346,344 shares and sole dispositive power over 4,430,910 shares, with no shared voting or dispositive power. The stake is held by certain BlackRock business units in the ordinary course of business and is not intended to change or influence control of Ouster. Various underlying clients have rights to dividends or sale proceeds, but no single client holds more than five percent of Ouster’s outstanding common shares.
Ouster insider sale filing: A holder of Ouster (symbol OUST) common stock filed a notice to sell 5,837 shares through Morgan Stanley Smith Barney on or around 01/16/2026 on the NASDAQ market. The filing lists an aggregate market value of $158,999.88 for this planned sale, with 60,005,219 Ouster common shares shown as outstanding. The shares to be sold were acquired as restricted stock from the issuer on 03/28/2024 and 12/11/2023.
The same seller reported prior sales during the past three months, including 10,696 common shares sold on 12/12/2025 for gross proceeds of $267,165.05 and 5,838 common shares sold on 10/17/2025 for gross proceeds of $181,094.18.
Ouster, Inc. director Susan Heystee reported selling 11,650 shares of Ouster common stock on December 12, 2025. The shares were sold at a weighted average price of $25.0292 per share in multiple transactions within a price range of $25.01 to $25.14, described as sales made for tax planning purposes.
Following these transactions, Heystee beneficially owns 41,624.7 shares of Ouster common stock, held directly.
Ouster Chief Technology Officer Mark Frichtl reported an insider stock sale tied to equity compensation. On 12/12/2025, he sold 15,661 shares of Ouster common stock in a sale transaction at a weighted average price of $24.9797 per share.
Footnotes state 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 dated June 9, 2025. After this transaction, he beneficially owns 652,571 shares directly, including 2,829 shares acquired on November 15, 2025 under the Company's Amended and Restated 2022 Employee Stock Purchase Plan.
Ouster, Inc.'s Chief Operating Officer reported selling 10,919 shares of common stock on 12/12/2025 at a weighted average price of $24.978, with sales executed at prices between $24.7757 and $24.98663.
The filing states the shares were sold to cover withholding taxes upon the vesting and settlement of restricted stock units pursuant to a Rule 10b5-1 sale to cover instruction letter dated August 19, 2025.
After this transaction, the reporting person beneficially owns 336,188 shares of Ouster common stock, including 975 shares acquired on November 15, 2025 through the company's Amended and Restated 2022 Employee Stock Purchase Plan.
Ouster, Inc. President and CEO Angus Pacala reported a sale of 24,610 shares of Ouster common stock on 12/12/2025, coded as a sale transaction. The weighted average sale price was $24.9772.
According to the footnotes, the shares were sold to cover withholding taxes upon the vesting and settlement of restricted stock units, pursuant to a Rule 10b5-1 sale to cover instruction letter dated June 9, 2025. After this transaction, Pacala beneficially owns 985,317 Ouster shares. The shares were sold in multiple trades at prices ranging from $24.7601 to $24.98663.
Ouster, Inc. disclosed that its General Counsel and Secretary, Megan Chung, sold 10,696 shares of common stock on December 12, 2025 at a weighted average price of $24.9781 per share. The sale was executed under a Rule 10b5-1 instruction and was used to cover withholding taxes arising from the vesting and settlement of restricted stock units. After these transactions, she beneficially owns 188,978 Ouster shares, including 2,475 shares acquired on November 15, 2025 through the company’s Amended and Restated 2022 Employee Stock Purchase Plan.
Ouster, Inc. (OUST) director Ted L. Tewksbury III reported an open-market sale of 1,695 shares of common stock at $25.38 per share on 11/11/2025.
The filing notes all sales were made pursuant to a Rule 10b5-1 trading plan dated August 12, 2025. After this transaction, he beneficially owns 125,359 shares directly.
Ouster, Inc. filed Amendment No. 1 to its quarterly report to revise Item 5 and add an omitted disclosure of a Rule 10b5-1 trading arrangement adopted by Board Chair Theodore L. Tewksbury on August 12, 2025. The plan provides for periodic sales of up to 6,780 common shares between November 11, 2025 and August 12, 2026.
The amendment also lists additional Rule 10b5-1 arrangements: tax-withholding instruction letters by General Counsel Megan Chung (effective November 19, 2025), COO Darien Spencer (effective November 18, 2025), and CFO Kenneth Gianella (effective November 19, 2025), and a plan by director Stephen Skaggs providing for periodic sales of up to 20,000 shares between February 5, 2026 and December 31, 2026. The company states there are no changes to financial statements, and it filed updated CEO/CFO certifications. Shares outstanding were 60,005,219 as of October 29, 2025.
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