Ryerson Holding Corp - Common Stock, $0.01 par value, 100,000,000 shares authorized (RYZ)

Q: What does CUSIP 783754104 represent in this 13F holders report?

CUSIP 783754104 is the security identifier for RYZ - Ryerson Holding Corp - Common Stock, $0.01 par value, 100,000,000 shares authorized used to aggregate holder disclosures.

Q: How many institutions held RYZ - Ryerson Holding Corp - Common Stock, $0.01 par value, 100,000,000 shares authorized in Q2 2023?

181 institutional investors reported RYZ - Ryerson Holding Corp - Common Stock, $0.01 par value, 100,000,000 shares authorized for Q2 2023. Use the holders table for investor-level position and value details.

CUSIP: 783754104

Q2 2023 13F Holders as of 30 Jun 2023

Security type / class: Equity / Common Stock, $0.01 par value, 100,000,000 shares authorized
Total 13F shares: 32,530,730
Total 13F value: $1,411,005,784
Share change: -862,865
Put/Call ratio: 57%
SEC-reported price per share: $43.38
Number of holders: 181
Value change: -$32,314,472
Number of buys: 99
Number of sells: 89
Shares outstanding: 51,392,864

Security key

783754104

Report period

Q2 2023

Institutions

181

Top holders

RYZ full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2023 Previous quarter: Q1 2023 Ryerson Holding Corp SEC filings Ryerson Holding Corp company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 783754104

Newer quarter: Q3 2023 Previous quarter: Q1 2023

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024

Ownership snapshot

Top reported holders of RYZ - Ryerson Holding Corp - Common Stock, $0.01 par value, 100,000,000 shares authorized (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Platinum Equity Advisors,...

Disclosed value leader

Platinum Equity Advisors,...

Comparable rows

15/15

Latest evidence

31 Mar 2023

13F Lead comparable stake: 23% Showing 1-6 of 15 holder rows.

Quick read

Platinum Equity Advisors, LLC/DE leads the comparable SEC ownership view at 23%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Platinum Equity Advisors, LLC/DE's linked filing trail.

Comparable ownership Top 5

Platinum Equity Advisors, LLC/DE 23%

DIMENSIONAL FUND ADVISORS LP 3.8%

JB CAPITAL PARTNERS LP 3.6%

BlackRock Finance, Inc. 3.6%

VANGUARD GROUP INC 2.4%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Platinum Equity Advisors, LLC/DE	13F Company 13F	23%	$433,812,510 11,924,478 shares	—	31 Mar 2023
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	3.8%	$70,715,834 1,943,856 shares	—	31 Mar 2023
JB CAPITAL PARTNERS LP	13F Company 13F	3.6%	$67,375,505 1,851,993 shares	—	31 Mar 2023
BlackRock Finance, Inc.	13F Company 13F	3.6%	$67,187,022 1,846,812 shares	—	31 Mar 2023
VANGUARD GROUP INC	13F Company 13F	2.4%	$45,391,507 1,247,705 shares	—	31 Mar 2023
STATE STREET CORP	13F Company 13F	1.7%	$32,419,746 891,142 shares	—	31 Mar 2023

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

181

32,530,730

Rows available

181

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2023 vs Q1 2023 Across Filers

Q1 2023 holders

182

Q2 2023 holders

181

Holder diff

-1

Investor	Q1 2023 Shares	Q2 2023 Shares	Share Diff	Share Chg %	Q1 2023 value	Q2 2023 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend