Company: UIS
Filing Date: 2025-06-12
Form Type: 11-K
Source: 0001628280-25-030912
Chunk: 11

Company: UNISYS CORP
Filing Date: 2025-06-12
Form: 11-K
Chunk 11
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 recognition or disclosure in these financial statements.

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### UNISYS CORPORATION SAVINGS PLAN

### SUPPLEMENTAL SCHEDULE
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#### UNISYS CORPORATION SAVINGS PLAN
SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR)

#### EIN: 38-0387840 & Plan Number 004

#### DECEMBER 31, 2024
| (a) |     | (b) Identity of issuer, borrower,                  
 lessor or similar party                            |     | (c) Description of investment                                                   
 including maturity date,                                                        
 number of shares, rate of interest,                                             
 par or no par, maturity value                                                   |     | (d) Cost |     | (e) Current 
 value       |               |
|:----|:----|:---------------------------------------------------|:----|:--------------------------------------------------------------------------------|:----|:---------|:----|:------------|--------------:|
| *   |     | Unisys Corporation Savings Plan Master Trust       |     | Investment in Unisys Corporation Savings Plan Master Trust                      |     | **       |     | $           | 1,295,716,259 |
| *   |     | Notes receivable from participants                 |     | Interest rates from 4.25% to 10.50% per annum with maturities from 2025 to 2039 |     | **       |     | $           |     3,323,610 |
| *   |     | Denotes party-in-interest as defined by ERISA      |     |                                                                                 |     |          |     |             |               |
| **  |     | Cost omitted for participant-directed investments. |     |                                                                                 |     |          |     |             |               |

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### EXHIBIT INDEX
| Exhibit 
 Number  |     | Description                                                                  |
| 23.1    |     | Consent of Grant Thornton LLP, Independent Registered Public Accounting Firm |

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### SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Plan administrator has duly caused this annual report to be signed on its behalf by the undersigned hereunto duly authorized.

| Date: |     | June 12, 2025 |     | UNISYS CORPORATION SAVINGS PLAN 
 UNIS