Changes in Beneficial Ownership · 4
SkyWater Technology, LLC
Changes in Beneficial Ownership
Structured filing — 4
wk-form4_1785509512.xml
Filing details
- Report period
- 2026-07-31
- Issuer
- SkyWater Technology, LLC
- Issuer CIK
- 0001819974
- Trading symbol
- SKYT
- No longer subject to Section 16
- Checked
Reporting owner 1
- Name
- SONDERMAN THOMAS
- Reporting owner CIK
- 0001611597
- Relationship
- Director · Officer
- Officer title
- CEO
- Address
- 2401 EAST 86TH STREET, BLOOMINGTON, MN, 55425
Non-derivative transactions
| Security | Transaction date | Code | Amount | A / D | Price (USD) | Owned after | Ownership |
|---|---|---|---|---|---|---|---|
| Common Stock[F1] | 2026-07-31 | D · Form 4 | 448,196 | D | [F1] | 0 | D |
| Common Stock[F2] | 2026-07-31 | D · Form 4 | 105,048 | D | [F2] | 0 | D |
Table key
- D · Form 4
- Disposition to the issuer under Rule 16b-3(e)
- D
- Direct
Derivative transactions
| Security | Conversion / exercise price (USD) | Transaction date | Code | Amount | A / D | Price (USD) | Exercisable | Expires | Underlying security | Underlying shares | Owned after | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Options to Acquire Common Stock[F3] | 14 | 2026-07-31 | D · Form 4 | 285,326 | D | [F3] | [F4] | 2031-04-20 | Common Stock | 285,326 | 0 | D |
| Options to Acquire Common Stock[F3] | 11.24 | 2026-07-31 | D · Form 4 | 93,109 | D | [F3] | [F4] | 2032-02-25 | Common Stock | 93,109 | 0 | D |
| Options to Acquire Common Stock[F3] | 11.77 | 2026-07-31 | D · Form 4 | 87,238 | D | [F3] | [F4] | 2033-03-15 | Common Stock | 87,238 | 0 | D |
| Options to Acquire Common Stock[F3] | 9.94 | 2026-07-31 | D · Form 4 | 79,266 | D | [F3] | [F4] | 2034-03-15 | Common Stock | 79,266 | 0 | D |
| Options to Acquire Common Stock[F3] | 10.03 | 2026-07-31 | D · Form 4 | 74,454 | D | [F3] | [F4] | 2035-02-15 | Common Stock | 74,454 | 0 | D |
| Options to Acquire Common Stock[F3] | 10.03 | 2026-07-31 | D · Form 4 | 722 | D | [F3] | [F4] | 2035-02-15 | Common Stock | 722 | 0 | D |
Table key
- D · Form 4
- Disposition to the issuer under Rule 16b-3(e)
- D
- Direct
Footnotes
- F1
- Represents shares of common stock of SkyWater Technology, Inc. ("SkyWater") disposed of pursuant to the consummation of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of January 25, 2026, by and among SkyWater, IonQ, Inc. ("IonQ"), Merger Subsidiary 1 Inc. ("Merger Subsidiary 1"), and Iris Merger Subsidiary 2 LLC (now known as SkyWater Technology, LLC) ("Surviving Company"), including the merger of Iris Merger Subsidiary 1 with and into SkyWater (the "First Merger"), immediately followed by the merger of SkyWater with and into Surviving Company (the "Second Merger"). At the effective time of the First Merger (the "Effective Time"), each share of SkyWater common stock outstanding immediately prior to the Effective Time (subject to certain exceptions described in the Merger Agreement) automatically converted into the right to receive $15 in cash and 0.4883 shares of common stock of IonQ plus cash in lieu of any fractional shares.↩ 1↩ 2
- F2
- Represents restricted stock units relating to shares of SkyWater common stock. Pursuant to the Merger Agreement, at the Effective Time, each award of restricted stock units relating to shares of SkyWater common stock held by a service provider other than a non-employee member of SkyWater's board of directors that was outstanding, whether vested or unvested, automatically converted into a restricted stock unit award corresponding to a number of shares of IonQ common stock based on the Equity Award Exchange Ratio (as defined in the Merger Agreement), and is otherwise subject to the same terms and conditions (including any existing accelerated vesting provisions) as applied immediately prior to the Effective Time, with any related accrued but unpaid dividend equivalent rights carrying over and remaining payable in accordance with such preexisting terms.↩ 1↩ 2
- F3
- Represents options to purchase shares of SkyWater common stock. Pursuant to the Merger Agreement, at the Effective Time, each outstanding option to purchase shares of SkyWater common stock that was outstanding, whether vested or unvested, automatically converted into an option to purchase a number of shares of IonQ common stock based on the Equity Award Exchange Ratio (as defined in the Merger Agreement), at an adjusted exercise price (as determined in accordance with the formula in the Merger Agreement), and is otherwise subject to the same terms and conditions as applied immediately prior to the Effective Time.↩ 1↩ 2↩ 3↩ 4↩ 5↩ 6↩ 7↩ 8↩ 9↩ 10↩ 11↩ 12
Remarks
AS NOTED IN FOOTNOTE 1, IN THE SECOND MERGER, SKYWATER MERGED WITH AND INTO SKYWATER TECHNOLOGY, LLC (FORMERLY KNOWN AS IRIS MERGER SUBSIDIARY 2 LLC), WITH SKYWATER TECHNOLOGY, LLC SURVIVING THE MERGER.
Signature 1
- Signed
- /s/ Christopher Hilberg, Attorney-in-Fact
- Date
- 2026-07-13
Company context
SkyWater Technology is securing America’s silicon foundation as the largest U.S.-based, pure-play semiconductor foundry. A trusted partner to both commercial customers and federal defense programs, SkyWater’s Technology as a Service model empowers innovators to bring emerging technologies like quantum computing and next-generation systems from concept to reality. With state-of-the-art facilities in Minnesota, Florida, and Texas, SkyWater specializes in foundational nodes and advanced packaging to support the nation’s critical infrastructure, strengthen supply chain resilience, and ensure long-term U.S. technology leadership. SkyWater is a DMEA-accredited Category 1A Trusted Foundry. To learn more, visit www.skywatertechnology.com.