Company: ZEUS
Filing Date: 2025-10-28
Form Type: 425
Source: 0001437749-25-032013
Chunk: 2

Company: OLYMPIC STEEL INC
Filing Date: 2025-10-28
Form: 425
Chunk 2
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 place on Ryerson’s third quarter 2025 earnings call following the Company’s prepared financial comments. The online broadcast will be available on Ryerson’s Investor Relations website, ir.ryerson.com.

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Ryerson Holding Corporation’s Third Quarter

2025 Earnings Call Details:</div>

| DATE:          |                                 Wednesday, October 29, 2025 |
|:---------------|------------------------------------------------------------:|
| TIME:          |                                10:00 a.m. ET / 9:00 a.m. CT |
| DIAL-IN:       | 800-330-6710 (U.S. & Canada) / 646-769-9200 (International) |
| CONFERENCE ID: |                                                     1257397 |

Advisors

J.P. Morgan is acting as Ryerson’s exclusive financial advisor, and Willkie Farr & Gallagher LLP is acting as Ryerson’s legal counsel on the transaction.

KeyBanc Capital Markets is acting as Olympic Steel’s financial adviser and provided a fairness opinion, Houlihan Lokey provided a fairness opinion, and Jones Day is acting as Olympic Steel’s legal counsel on the transaction.

About Ryerson

Ryerson is a leading value-added processor and distributor of industrial metals, with operations in the United States, Canada, Mexico, and China. Founded in 1842, Ryerson has around 4,300 employees in approximately 110 locations. Visit Ryerson at .

About Olympic Steel

Founded in 1954, Olympic Steel (Nasdaq: ZEUS) 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 steel products; stainless steel sheet, plate, bar and coil; aluminum sheet, plate and coil; pipe, tube, bar, valves and fittings; tin plate and metal-intensive end-use products, including stainless steel bollards; commercial, residential and industrial venting and air filtration systems; Wright® brand self-dumping hoppers; and metal canopy components. Headquartered in Cleveland, Ohio, Olympic Steel operates from 54 facilities. For additional information, please visit .

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FORWARD-LOOKING STATEMENTS

This communication contains certain “forward-looking statements” within the meaning of federal securities laws. Forward-looking statements may be identified by words such as “anticipates,” “believes,” “could,” “continue,” “estimate,” “expects,” “intends,” “