Welcome to our dedicated page for Sentinelone SEC filings (Ticker: S), 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 SentinelOne, Inc. (NYSE: S) SEC filings page on Stock Titan provides direct access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. These documents offer detailed insight into SentinelOne’s operations as an AI-native cybersecurity company, its capital structure, governance, acquisitions, and key tax and compliance matters.
Investors can use this page to review current and historical Forms 8-K, which SentinelOne files to report material events. Recent 8-K filings describe quarterly financial results, including the announcement of earnings for fiscal year 2026 quarters, and provide information about board appointments, executive transitions, and stockholder meeting outcomes. Other 8-K filings disclose acquisition activity, such as the completed purchase of Prompt Security, Inc. and the agreement to acquire Observo, Inc., including the mix of cash and Class A common stock used as consideration and the reliance on securities law exemptions for unregistered share issuance.
Filings also document tax and transfer pricing developments. For example, SentinelOne has reported entering into an Assessment Agreement with the Israeli Tax Authority covering transfer pricing and intellectual property valuation for its Israeli subsidiary and for Prompt Security’s intellectual property, along with the associated tax expenses and installment payment schedule. These disclosures help readers understand how international tax matters affect the company’s financial reporting.
Through this page, users can quickly locate SentinelOne’s annual and quarterly reports (Forms 10-K and 10-Q) and current reports (Forms 8-K), along with exhibits such as earnings presentations. Stock Titan enhances access to these filings with AI-powered summaries that explain the key points of lengthy documents, helping users interpret topics like non-GAAP metrics, acquisition terms, tax agreements, and governance changes. The page also surfaces insider and equity-related disclosures where available, giving a structured view of SentinelOne’s regulatory history and ongoing obligations as a NYSE-listed cybersecurity company.
SentinelOne interim CFO Barry L. Padgett has filed an initial ownership report showing beneficial ownership of 583,209 shares of Class A common stock as of January 16, 2026. The filing states that these shares are held directly in his name, and that certain of the shares may be forfeited to SentinelOne if their vesting conditions are not met. This Form 3 establishes Padgett’s starting equity position in the company in his role as Interim Chief Financial Officer.
SentinelOne, Inc. has reached an Assessment Agreement with the Israeli Tax Authority, resolving transfer pricing and intellectual property valuation disputes for fiscal years ended January 31, 2021 through January 31, 2025. This Agreement, which incorporates principles from a bilateral Advanced Pricing Agreement process with the IRS and the Israeli Tax Authority, fully settles related tax matters for the company and its affiliates.
SentinelOne had previously recorded a $136.0 million long-term tax contingency. It now expects to record an additional $14.0 million tax expense in the fiscal year ending January 31, 2026 tied to the final resolution of its Israeli subsidiary’s intellectual property valuation. In connection with the September 2025 acquisition of Prompt Security, Inc. and its Israeli subsidiary, the company also expects a further $30.0 million tax expense for the same fiscal year.
The Agreement provides for installment payments through 2030 at 7.0% annual interest, with an option to extend up to two years. Initial payments, denominated in local currency, are approximately $30 million in the first quarter of fiscal 2027, $10 million in the fourth quarter of fiscal 2027, and $15 million in the fourth quarter of fiscal 2028, with all remaining amounts accelerating upon a change in control.
SentinelOne, Inc.’s Chief Financial Officer, Barbara A. Larson, reported a mandated sale of company stock to cover taxes tied to equity compensation. On January 6, 2026, she sold 11,173 shares of Class A Common Stock at $14.82 per share in a transaction required to fund tax withholding for vesting Restricted Stock Units, and the filing notes this was not a discretionary trade. After this sale, she beneficially owned 539,372 shares, which include 1,047 shares acquired through the company’s Employee Stock Purchase Plan on January 5, 2026. The filing also explains that certain shares remain subject to forfeiture if their vesting conditions are not met.
SentinelOne, Inc. reported an insider sale by executive Ana G. Pinczuk, President of Product & Technology and a director. On 01/06/2026, she sold 11,900 shares of Class A Common Stock at $14.82 per share. After this transaction, she beneficially owned 560,589 shares.
The company explains that this was an issuer-mandated “sell to cover” transaction to satisfy tax withholding obligations tied to the vesting and settlement of restricted stock units, and it was not a discretionary trade by the executive. Certain remaining shares are still subject to forfeiture if their vesting conditions are not met.
SentinelOne, Inc. reported insider transactions by its President, CEO and director on Form 4. On 01/02/2026, 6,346 shares of Class B common stock converted into Class A shares and the same number of Class A shares were sold in open-market transactions under a Rule 10b5-1 trading plan. On 01/06/2026, 51,595 Class B shares converted into Class A, followed by the sale of 51,595 Class A shares, also under the plan.
The weighted average sale prices were $15.0398 on January 2 and $15.1201 on January 6. After these transactions, the reporting person directly owned 1,145,608 shares of Class A common stock and held additional derivative and trust-related interests as described in the filing footnotes.
SentinelOne, Inc.'s president and CEO, who is also a director, reported a share conversion and charitable gift involving the company’s stock. On December 24, 2025, the insider converted 150,000 shares of Class B common stock into 150,000 shares of Class A common stock at a stated price of $0, increasing direct Class A holdings to 1,295,608 shares. That same day, the insider made a bona fide charitable gift of 150,000 Class A shares at a stated price of $0, reducing direct Class A ownership to 1,145,608 shares.
The filing notes that some directly held shares remain subject to forfeiture if vesting conditions are not met. Following these transactions, the insider also reports 3,942,622 derivative securities tied to Class B common stock directly owned and an additional 423,629 Class A shares indirectly through a trust, whose trustee the insider can remove and replace, while disclaiming beneficial ownership except to the extent of any pecuniary interest.
SentinelOne, Inc. director Mark S. Peek reported buying additional shares of the company’s Class A common stock. On 12/16/2025, a trust associated with him purchased 40,000 Class A shares in an open‑market transaction coded “P” at a weighted average price of $14.89 per share, with individual trades ranging from $14.715 to $14.90.
After this transaction, 120,000 shares are held indirectly through the Omega Living Trust, for which he is the sole beneficiary. In addition, 43,501 shares are held directly, and four separate children’s trusts each hold 5,527 shares of Class A common stock.
SentinelOne, Inc. disclosed that a company director received an award of 1,779 deferred restricted stock units (DSUs) of Class A common stock on December 15, 2025, at a price of $0 per unit. Each DSU represents a right to receive one share once time-based vesting conditions are met, with quarterly vesting and final vesting no later than December 15, 2026, under the company’s deferred compensation program. Following this grant, the director beneficially owns 26,599 shares of Class A common stock directly.
SentinelOne, Inc.'s President and CEO, who also serves as a director, filed an amended insider ownership report to correct a prior share conversion entry.
The amendment reflects that 57,941 shares of Class B common stock were converted into 57,941 shares of Class A common stock at a price of $0, increasing the reporting person's directly held Class A stake to 1,271,037 shares, some of which are subject to forfeiture if vesting conditions are not met. After the transaction, the insider continues to hold 4,092,622 derivative securities linked to Class B common stock, each convertible into one share of Class A common stock under specified conditions.
The change is described as correcting an inadvertent error in the original report filed on December 12, 2025, with no other terms modified.
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