MICHAEL D. SIEGAL - 13 Feb 2026 Form 4 Insider Report for Ryerson Holding Corp (RYI)

Role: Director
Signature: s/ Camilla Rykke Merrick, attorney-in-fact
Issuer symbol: RYI
Transactions as of: 13 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 13 Feb 2026, 20:07:22 UTC
Previous filing: 06 Mar 2024
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
SIEGAL MICHAEL D	Director	C/O RYERSON HOLDING CORPORATION, 227 W. MONROE ST., 27TH FLOOR, CHICAGO	s/ Camilla Rykke Merrick, attorney-in-fact	13 Feb 2026	0000940858

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RYI	Common Stock (par value $0.01 per share)	Award		+1,825,226			1,825,226	13 Feb 2026	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Reporting Person received 1,825,226 shares of the Issuer's common stock in exchange for 1,067,072 shares of common stock, without par value, of Olympic Steel, Inc. ("Olympic Steel") in connection with the merger between Olympic Steel and the Issuer (the "Merger") pursuant to the terms of the Agreement and Plan of Merger, dated as of October 28, 2025 (the "Merger Agreement"), by and among the Issuer, Olympic Steel and Crimson MS Corp. In accordance with the Merger Agreement, each share of Olympic Steel's common stock was cancelled and converted into the right to receive 1.7105 shares of the Issuer's common stock, with cash paid in lieu of fractional shares.

Content

The Reporting Person received 1,825,226 shares of the Issuer's common stock in exchange for 1,067,072 shares of common stock, without par value, of Olympic Steel, Inc. ("Olympic Steel") in connection with the merger between Olympic Steel and the Issuer (the "Merger") pursuant to the terms of the Agreement and Plan of Merger, dated as of October 28, 2025 (the "Merger Agreement"), by and among the Issuer, Olympic Steel and Crimson MS Corp. In accordance with the Merger Agreement, each share of Olympic Steel's common stock was cancelled and converted into the right to receive 1.7105 shares of the Issuer's common stock, with cash paid in lieu of fractional shares.