SkyWater Technology (SKYT) CEO settles RSU tax with 13,201-share disposition

Rhea-AI Filing Summary

SkyWater Technology CEO Thomas Sonderman reported a tax-related share disposition. On the transaction date, 13,201 shares of common stock were transferred to satisfy statutory tax withholding tied to the vesting of restricted stock units, as described in the footnote. Following this withholding event, Sonderman directly holds 553,244 shares of SkyWater Technology common stock, indicating that the filing reflects a compensation and tax-settlement mechanism rather than an open-market trade.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

SONDERMAN THOMAS

(Last) (First) (Middle)

2401 EAST 86TH STREET

(Street)

BLOOMINGTON MINNESOTA 55425

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SkyWater Technology, Inc [ SKYT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/16/2026		F(1)		13,201	D	$27.86	553,244	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the number of shares sold to cover the statutory tax withholding obligations in connection with the vesting of restricted stock units.

Remarks:

	/s/ Christopher Hilberg, Attorney-in-Fact	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did SkyWater Technology (SKYT) report for CEO Thomas Sonderman?

SkyWater Technology reported that CEO Thomas Sonderman transferred 13,201 common shares to cover statutory tax withholding obligations from vested restricted stock units. This Form 4 event reflects a compensation-related tax settlement, not an open-market purchase or sale of SkyWater Technology shares.

Was the SKYT CEO’s Form 4 transaction an open-market sale of shares?

No. The 13,201 SkyWater Technology shares were disposed of to satisfy statutory tax withholding on vested restricted stock units. This type of Form 4 event is a tax-withholding mechanism, rather than a discretionary open-market sale by the CEO of SkyWater Technology.

How many SkyWater Technology shares does CEO Thomas Sonderman hold after this Form 4?

After the tax-withholding disposition, CEO Thomas Sonderman directly holds 553,244 shares of SkyWater Technology common stock. This post-transaction figure in the Form 4 shows his remaining equity position following settlement of the restricted stock unit-related tax obligations.

What does the tax-withholding code F mean in the SkyWater Technology Form 4?

Transaction code F on the SkyWater Technology Form 4 indicates a disposition of shares to pay exercise price or statutory tax liability. Here, 13,201 shares were surrendered to cover taxes arising from the vesting of restricted stock units awarded to the CEO.

Does the SkyWater Technology Form 4 show any option exercises or derivative transactions?

No derivative transactions are listed in this SkyWater Technology Form 4. The transaction summary shows one tax-withholding disposition of 13,201 common shares and a derivativeSummary with no remaining derivative positions disclosed in this particular filing excerpt.