Welcome to our dedicated page for SanDisk SEC filings (Ticker: SNDK), 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 Sandisk Corporation (SNDK) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Sandisk’s filings offer detailed information on its business as a developer, manufacturer and provider of data storage devices and solutions based on NAND flash technology, as well as its governance, financial condition and material events.
Through this page, readers can review annual reports on Form 10-K and quarterly reports on Form 10-Q, which, as referenced in Sandisk’s proxy materials, include consolidated financial statements prepared in accordance with U.S. GAAP. These reports describe revenue across markets such as datacenter or cloud, client or edge devices, and consumer, along with information on research and development, selling, general and administrative expenses, and other operating items.
Stock Titan also surfaces current reports on Form 8-K, which Sandisk uses to announce events such as quarterly earnings releases, annual meeting results and other material developments. For example, Form 8-K filings referenced in the input describe results of operations for specific quarters and the outcomes of stockholder votes on director elections, advisory compensation proposals and the ratification of the independent registered public accounting firm.
In addition, investors can consult proxy statements on Schedule 14A, such as Sandisk’s definitive proxy statement describing its first annual meeting as a newly independent, publicly traded company. These documents provide detail on corporate governance, director nominees, executive compensation programs and the company’s stated strategy following its separation from Western Digital.
Stock Titan enhances these filings with AI-powered summaries that explain key points from lengthy documents, helping readers quickly understand topics such as segment performance, capital allocation, risk factors and governance decisions. Real-time updates from EDGAR ensure that new Sandisk filings, including Forms 4 reporting insider transactions when available, appear promptly, while AI-generated highlights make it easier to identify important disclosures without reading every page.
Kimberly Alexy has filed a Form 144 notice to sell up to 1,367 shares of SNDK common stock, with an aggregate market value of $690,335.00. The planned sale is to be executed through Morgan Stanley Smith Barney LLC Executive Financial Services on the NASDAQ exchange. The filing notes that 146,553,179 common shares were outstanding at the time of the notice, providing context for the size of this planned sale.
The shares to be sold were acquired as restricted stock from the issuer on 11/15/2022, with 1,367 shares acquired and paid for on that date. In the past three months, the same seller has reported additional open-market sales of SNDK common stock, including 2,401 shares for $485,830.35, 3,000 shares for $652,663.50, 1,737 shares for $739,962.00, and 3,000 shares for $1,011,939.60.
Sandisk Corp's Chief Legal Officer and Secretary, Bernard Shek, reported a small insider transaction involving company common stock. On January 20, 2026, 34 shares of Sandisk common stock were withheld at a reported price of $453.12 per share. According to the footnote, this withholding was used to pay tax obligations that arose when previously granted stock vested, in line with Rule 16b-3(e), rather than being an open-market sale.
After this tax-related withholding, Bernard Shek beneficially owned 33,852 shares of Sandisk common stock held directly. The filing reflects routine equity compensation and associated tax settlement activity for a senior officer, not a discretionary trade in the open market.
Massengill Living Trust has filed a notice to sell 2,000 shares of the issuer’s common stock, with an aggregate market value of $984,571.00, through Morgan Stanley Smith Barney LLC Executive Financial Services on or about 01/21/2026 on the NASDAQ. The issuer has 146,553,179 common shares outstanding.
The 2,000 shares to be sold were acquired as restricted stock that vested under a registered plan on 11/03/2016 (664 shares), 11/07/2019 (714 shares), and 11/15/2021 (622 shares), all as compensation for services rendered.
During the past three months, Massengill Living Trust has already sold additional common shares of the issuer, including 2,340 shares on 11/26/2025 for $508,394.95, 1,500 shares on 11/25/2025 for $335,625.00, 1,000 shares on 11/24/2025 for $225,089.00, 1,000 shares on 01/15/2026 for $421,459.40, 2,000 shares on 01/07/2026 for $693,838.60, and 2,816 shares on 01/06/2026 for $953,009.02.
BlackRock, Inc. has filed an amended Schedule 13G reporting its beneficial ownership of Sandisk Corp common stock. BlackRock reports beneficial ownership of 8,825,007 shares of Sandisk common stock, representing 6.0% of the outstanding class as of the stated event date. The firm has sole power to vote 8,460,901 of these shares and sole power to dispose of 8,825,007 shares, with no shared voting or dispositive power.
The filing explains that these holdings are attributed to certain BlackRock business units, and that various underlying persons have rights to dividends or sale proceeds, but no single underlying holder has more than five percent of Sandisk’s total outstanding common shares. BlackRock certifies that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Sandisk.
Kimberly Alexy filed a Form 144 indicating an intention to sell 1,737 shares of common stock through Morgan Stanley Smith Barney LLC, with an aggregate market value of $739,962.00. These shares relate to restricted stock acquired from the issuer on 11/15/2024, in the amount of 1,737 shares, with payment noted as not applicable.
The notice lists 146,553,179 shares of the issuer’s common stock outstanding and targets an approximate sale date of 01/16/2026 on the NASDAQ market. Over the past three months, the same seller has reported additional common stock sales: 2,401 shares on 11/21/2025 for gross proceeds of $485,830.35, 3,000 shares on 11/20/2025 for $652,663.50, and 3,000 shares on 01/06/2026 for $1,011,939.60. The signer represents that they are not aware of undisclosed material adverse information about the issuer.
A shareholder associated with SNDK has filed a notice to sell 1,000 shares of common stock through Morgan Stanley Smith Barney, with an indicated aggregate market value of $421,459.40 on NASDAQ. These shares were acquired on 11/15/2021 through restricted stock vesting under a registered plan in exchange for services rendered.
The filing also lists recent sales over the past three months by the Massengill Living Trust, including 2,340 common shares sold on 11/26/2025 for $508,394.95 and 2,816 common shares sold on 01/06/2026 for $953,009.02, among other transactions. By signing, the seller represents they are not aware of undisclosed material adverse information about the issuer’s current or prospective operations.
An affiliate of ticker SNDK filed a Form 144 notice to sell 2,000 shares of common stock through Morgan Stanley Smith Barney, with an aggregate market value of 693,838.60, when 146,553,179 shares were outstanding and the sale is targeted for 01/07/2026 on NASDAQ. The shares to be sold were acquired as restricted stock vesting under a registered plan in 2013, 2015 and 2021 as compensation for services rendered. Over the past three months, the Massengill Living Trust has reported additional sales of the issuer’s common stock, including 2,340 shares for 508,394.95 on 11/26/2025 and 2,816 shares for 953,009.02 on 01/06/2026.
Kimberly Alexy has filed a Form 144 indicating an intent to sell 3,000 shares of common stock of the issuer. The planned sale is to be executed through Morgan Stanley Smith Barney LLC, with an aggregate market value of 1011939.60, and is expected around 01/06/2026 on the NASDAQ exchange.
The notice also lists prior sales in the last three months. On 11/21/2025, 2,401 common shares were sold for gross proceeds of 485830.35, and on 11/20/2025, 3,000 common shares were sold for gross proceeds of 652663.50. The securities to be sold were originally acquired as restricted stock from the issuer in 2019 and 2020.
Sandisk Corp director reports no beneficial ownership of stock
Sandisk Corp director Alexander Bradley filed an initial insider ownership report as of 12/30/2025. This filing, made on a Form 3, states that no Sandisk Corp securities are beneficially owned, including both regular shares and derivative securities such as options or warrants. The document is signed by an attorney-in-fact under a power of attorney, confirming the reporting position and the absence of any reportable holdings.
SanDisk Corp’s Chief Legal Officer and Secretary, Bernard Shek, reported an insider stock transaction. On 12/20/2025, he had 117 shares of common stock withheld at a price of $237.61 per share, coded as an "F" transaction, meaning shares were withheld to cover tax obligations related to vesting. After this tax withholding, Shek directly owned 33,886 shares of SanDisk common stock.