Company: ZEUS
Filing Date: 2025-10-28
Form Type: 425
Source: 0001437749-25-032012
Chunk: 6

Company: OLYMPIC STEEL INC
Filing Date: 2025-10-28
Form: 425
Chunk 6
---
 be deemed to be participants in the solicitation of proxies in respect of the proposed transaction. Information regarding these persons who may, under the rules of the SEC, be considered participants in the solicitation of Olympic Steel’s shareholders in connection with the proposed transaction is set forth in the proxy statement/prospectus described above filed with the SEC. Additional information regarding Olympic Steel’s executive officers and directors is included in Olympic Steel’s definitive proxy statement, which was filed with the SEC on March 28, 2025. Additional information regarding Ryerson’s executive officers and directors is included in Ryerson’s definitive proxy statement, which was filed with the SEC on March 5, 2025. You can obtain free copies of these documents using the information in the paragraph immediately above.

About Olympic Steel

Founded in 1954, Olympic Steel is a leading U.S. metals service center focused on the direct sale and value-added processing of carbon and coated sheet, plate, and coil products; stainless steel sheet, plate, bar and coil; aluminum sheet, plate and coil; pipe, tube, valves and fittings; tin plate and manufactured products. The Company was founded in 1954 and operates from 47 locations across North America.

For additional information, please visit the Company’s website at .

Contact:

Richard A. Manson

Chief Financial Officer

(216) 672-0522

<div align='center'>Olympic Steel, Inc.</div>

### Consolidated Statements of Net Income
<div align='center'>(in thousands, except per-share data)</div>

|                                                                |     | Three Months Ended 
 2025               | September 30, |     | 2024 |         |     | Nine Months Ended 
 2025              | September 30, |     | 2024 |           |
|:---------------------------------------------------------------|:----|:-------------------|--------------:|:----|:-----|--------:|:----|:------------------|--------------:|:----|:-----|----------:|
| Net sales                                                      |     | $                  |       490,655 |     | $    | 469,996 |     | $                 |     1,480,079 |     | $    | 1,522,888 |
| Costs and expenses                                             |     |                    |               |     |      |         |     |                   |               |     |      |           |
| Cost of materials sold (excludes items shown separately below) |     |                    |       373,