Skywater Technology Inc SEC Filings

SkyWater Technology, Inc. (SKYT) reported an insider stock sale by its Chief Financial Officer. On 11/14/2025, the CFO sold 50,000 shares of common stock in an open market transaction coded as a sale. The weighted average sale price was $17.398 per share, with individual trades occurring between $17.235 and $17.615. After this transaction, the CFO beneficially owned 277,122 shares of SkyWater common stock directly.

SkyWater Technology, Inc. (SKYT) reported an insider stock transaction by its CEO and director. On 11/14/2025, the reporting person sold 5,207 shares of common stock at a price of $17 per share, as shown in Table I of the filing. After this sale, the insider continued to beneficially own 526,967 shares of SkyWater common stock, which are reported as directly held. The transaction was reported on a Form 4 filed for a single reporting person and reflects a routine change in the insider's ownership position.

SkyWater Technology (SKYT) director and 10% owner Loren A. Unterseher reported several changes in his indirect and direct ownership of common stock. On October 3, 2025, multiple gifts or transfers (coded G) moved large blocks of shares among a 2023 grantor retained annuity trust, trusts for his son and daughter, and a revocable trust, all at a reported price of $0 per share. On November 13, 2025, he sold 2,200 shares at a weighted average price of $20.5472, followed by a sale of 12,000 shares on November 17, 2025 at a weighted average price of $17.451. The filing notes that, since his last ownership report, 2,000,000 shares were transferred to his former spouse under a domestic relations order, and that certain shares are held through CMI Oxbow Partners, LLC, Oxbow Industries, LLC, a family irrevocable trust, and other family-related trusts.

SkyWater Technology (SKYT) filed a Form 12b-25 to delay its Quarterly Report on Form 10-Q for the quarter ended September 28, 2025. The company needs additional time to prepare and review financial statements to correct immaterial errors from prior years and ensure adequate disclosure.

During the quarter’s close, SkyWater identified cumulative overstatements of Advanced Technology Services development revenues of $1.970 million affecting fiscal years 2022 and 2023. The company will revise interim financials by increasing the beginning accumulated deficit as of December 30, 2024 by $1.970 million and decreasing accounts receivable by the same amount. The errors relate to a previously disclosed material weakness in revenue accounting. SkyWater expects to file the 10-Q within the five‑calendar‑day extension.

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.