Welcome to our dedicated page for Skywater Technology SEC filings (Ticker: SKYT), 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.
SkyWater Technology, Inc. filings document the regulatory record for a Nasdaq-listed Delaware semiconductor foundry with common stock trading under the symbol SKYT. The disclosures cover the company’s U.S. foundry operations, Technology as a Service model, advanced packaging, wafer services, capital structure and operating results.
SkyWater’s SEC filings include 8-K material-event reports, proxy and governance disclosures, shareholder voting records, material agreements, risk factors and financial-reporting notices. The filing record also documents capital-structure matters tied to its common stock and formal reporting items related to periodic results, corporate governance and securityholder approvals.
SkyWater Technology, Inc. filed a Form 8-K to report that it released its financial results for the third quarter ended September 28, 2025. On November 5, 2025, the company issued a press release detailing these results, which is included as Exhibit 99.1.
The Form 8-K explains that the earnings press release and related information are being furnished under the results of operations and financial condition disclosure item and are not deemed filed for liability purposes under the securities laws unless later specifically incorporated by reference. The filing also lists the press release and the cover page interactive data file as exhibits.
SkyWater Technology (SKYT) reported an insider tax-withholding transaction on a Form 4. On 10/16/2025, the issuer withheld 11,028 shares of common stock at $16.59 per share to satisfy withholding taxes related to the vesting of previously reported RSUs under Rule 16b-3.
Following this administrative transaction, the reporting person, who serves as President and COO, beneficially owned 128,713 shares, held directly. The filing was made by a single reporting person.
SkyWater Technology, Inc. (SKYT) filed a Form S-3 shelf registration that includes referenced registration rights and a schedule of exhibits and agreements. The filing lists a Registration Rights Agreement dated April 23, 2021 that grants S-3 demand registration rights and piggyback registration rights for CMI Oxbow Partners, LLC and other holders, and cites incorporation by reference to prior registration statements and periodic reports. The exhibit index lists corporate governance documents (certificate of incorporation and bylaws), forms of indentures and securities agreements (senior and subordinated debt securities, warrants, depositary receipt and subscription agreements), underwriting and trustee eligibility forms, and legal and auditor consents. The filing is signed on behalf of SkyWater by Thomas Sonderman as Chief Executive Officer.
SkyWater Technology (SKYT) CFO Steve Manko executed and disclosed option exercise and share sales under a Rule 10b5-1 plan on 09/26/2025. He exercised 19,544 options with a $14 exercise price, resulting in acquisition of 19,544 common shares. On the same date he sold 60,829 shares at a weighted-average price of $17.40 (individual sale prices ranged from $17.25 to $18.07). The filing reports beneficial ownership of 387,951 shares after the option exercise and 327,122 shares after the sales. Both transactions were effected pursuant to a Rule 10b5-1 trading plan entered March 14, 2025. The Form 4 is signed by an attorney-in-fact on behalf of the reporting person.
SkyWater Technology, Inc. Form 144 notifies of a proposed sale of 120,370 common shares to be executed through Needham and Company LLC on 09/26/2025, with an aggregate market value of $2,166,660.00. The filing shows these shares trace to an initial public offering on 04/21/2021, when 7,051,256 shares were acquired from CMI Acquisition and held in direct ownership. The document also discloses a series of recent dispositions: 19 transactions by CMI Oxbow Partners, LLC between 08/12/2025 and 09/19/2025, each listing amounts sold and gross proceeds. The filing affirms the seller's representation that no undisclosed material adverse information is known.
SkyWater Technology insider transactions: Steve Manko, identified as the company’s Chief Financial Officer and reporting person, entered into multiple transactions on 09/22/2025 under a Rule 10b5-1 trading plan. The Form 4 shows acquisitions of common stock via option exercises and a sale: options exercisable at prices of $11.24, $11.77 and $14 were exercised (4,856; 21,386; 17,141 shares respectively) and 43,383 shares were sold at a weighted-average price of $15.128 (sale prices ranged $14.89–$15.44). After these transactions, the filing reports 368,407 shares beneficially owned. The options vest ratably over four years from grant and have varying expiration dates through 2033.
Amended Form 4 shows Loren A. Unterseher and related entities executed preplanned sales of SkyWater Technology, Inc. (SKYT) common stock under a Rule 10b5-1 plan adopted June 13, 2025. Transactions occurred on September 18-19, 2025, selling a total of 240,000 shares at weighted-average prices of $12.8054, $13.5892 and $14.0523 respectively. After the reported sales, the beneficial ownership reported for the group is 6,931,626 shares. The filing clarifies Mr. Untersehers roles as President of CMI Oxbow Partners, LLC and Managing Partner of Oxbow Industries, LLC and disclaims direct beneficial ownership except for any pecuniary interest.
Amended Form 4 shows Loren A. Unterseher and related entities executed preplanned sales of SkyWater Technology, Inc. (SKYT) common stock under a Rule 10b5-1 plan adopted June 13, 2025. Transactions occurred on September 18-19, 2025, selling a total of 240,000 shares at weighted-average prices of $12.8054, $13.5892 and $14.0523 respectively. After the reported sales, the beneficial ownership reported for the group is 6,931,626 shares. The filing clarifies Mr. Untersehers roles as President of CMI Oxbow Partners, LLC and Managing Partner of Oxbow Industries, LLC and disclaims direct beneficial ownership except for any pecuniary interest.
SkyWater Technology (SKYT) filed a Form 144/A disclosing a proposed sale of 240,000 common shares to be sold through Needham and Company on 09/18/2025 on NASDAQ, representing about 0.50% of the 48,175,815 shares outstanding. The filing shows acquisition of 7,171,626 shares in SkyWater's 04/21/2012 IPO held in direct ownership with a listed payment date of 04/21/2021. The notice also lists multiple recent disposals by CMI Oxbow Partners, LLC during Aug–Sep 2025 totaling 3,274,182 shares sold for gross proceeds across entries, equal to roughly 6.8% of outstanding shares. The filer certifies no undisclosed material adverse information.
SkyWater Technology (SKYT) filed a Form 144/A disclosing a proposed sale of 240,000 common shares to be sold through Needham and Company on 09/18/2025 on NASDAQ, representing about 0.50% of the 48,175,815 shares outstanding. The filing shows acquisition of 7,171,626 shares in SkyWater's 04/21/2012 IPO held in direct ownership with a listed payment date of 04/21/2021. The notice also lists multiple recent disposals by CMI Oxbow Partners, LLC during Aug–Sep 2025 totaling 3,274,182 shares sold for gross proceeds across entries, equal to roughly 6.8% of outstanding shares. The filer certifies no undisclosed material adverse information.
SkyWater Technology (SKYT) filed a Form 144/A disclosing a proposed sale of 240,000 common shares to be sold through Needham and Company on 09/18/2025 on NASDAQ, representing about 0.50% of the 48,175,815 shares outstanding. The filing shows acquisition of 7,171,626 shares in SkyWater's 04/21/2012 IPO held in direct ownership with a listed payment date of 04/21/2021. The notice also lists multiple recent disposals by CMI Oxbow Partners, LLC during Aug–Sep 2025 totaling 3,274,182 shares sold for gross proceeds across entries, equal to roughly 6.8% of outstanding shares. The filer certifies no undisclosed material adverse information.
SkyWater Technology (SKYT) filed a Form 144/A disclosing a proposed sale of 240,000 common shares to be sold through Needham and Company on 09/18/2025 on NASDAQ, representing about 0.50% of the 48,175,815 shares outstanding. The filing shows acquisition of 7,171,626 shares in SkyWater's 04/21/2012 IPO held in direct ownership with a listed payment date of 04/21/2021. The notice also lists multiple recent disposals by CMI Oxbow Partners, LLC during Aug–Sep 2025 totaling 3,274,182 shares sold for gross proceeds across entries, equal to roughly 6.8% of outstanding shares. The filer certifies no undisclosed material adverse information.
SkyWater Technology (SKYT) filed a Form 144/A disclosing a proposed sale of 240,000 common shares to be sold through Needham and Company on 09/18/2025 on NASDAQ, representing about 0.50% of the 48,175,815 shares outstanding. The filing shows acquisition of 7,171,626 shares in SkyWater's 04/21/2012 IPO held in direct ownership with a listed payment date of 04/21/2021. The notice also lists multiple recent disposals by CMI Oxbow Partners, LLC during Aug–Sep 2025 totaling 3,274,182 shares sold for gross proceeds across entries, equal to roughly 6.8% of outstanding shares. The filer certifies no undisclosed material adverse information.
SkyWater Technology insider Loren A. Unterseher reported multiple sales of common stock on September 18-19, 2025. The filings show dispositions of 74,900 shares at a weighted average price of $12.8054, 45,100 shares at $13.5892, and 120,000 shares at $14.0523, reducing the reporting person’s direct holdings to 6,931,626 shares following the transactions. The Form 4 identifies Mr. Unterseher as a director and a 10% owner, and discloses substantial indirect holdings via entities and trusts. The filing includes explanations of weighted average prices and ownership relationships, and is signed and dated September 22, 2025.
SkyWater Technology insider Loren A. Unterseher reported multiple sales of common stock on September 18-19, 2025. The filings show dispositions of 74,900 shares at a weighted average price of $12.8054, 45,100 shares at $13.5892, and 120,000 shares at $14.0523, reducing the reporting person’s direct holdings to 6,931,626 shares following the transactions. The Form 4 identifies Mr. Unterseher as a director and a 10% owner, and discloses substantial indirect holdings via entities and trusts. The filing includes explanations of weighted average prices and ownership relationships, and is signed and dated September 22, 2025.
Form 144 notice for SkyWater Technology, Inc. (SKYT) shows a proposed sale of 43,383 common shares through Jefferies LLC with an aggregate market value of $656,302.22 and an approximate sale date of 09/22/2025. The filer reports prior acquisitions by stock option exercise on 04/21/2021 (17,141 shares), 02/15/2022 (4,856 shares), and 03/15/2023 (21,386 shares). The filing discloses a sale in the past three months: 37,845 shares sold on 08/08/2025 for $515,535.94. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information and references Rule 10b5-1 if applicable. Relationship to issuer and some filer contact fields are not provided in the form text.
Form 144 notice for SkyWater Technology, Inc. (SKYT) shows a proposed sale of 43,383 common shares through Jefferies LLC with an aggregate market value of $656,302.22 and an approximate sale date of 09/22/2025. The filer reports prior acquisitions by stock option exercise on 04/21/2021 (17,141 shares), 02/15/2022 (4,856 shares), and 03/15/2023 (21,386 shares). The filing discloses a sale in the past three months: 37,845 shares sold on 08/08/2025 for $515,535.94. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information and references Rule 10b5-1 if applicable. Relationship to issuer and some filer contact fields are not provided in the form text.