RENAISSANCE TECHNOLOGIES LLC

Position in RYZ — Ryerson Holding Corp

CIK 1037389 NEW YORK, NY

Position in RYZ

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$1,666,622

-$1,344,954 QoQ

Shares Held

74,138

-38.1% QoQ

Ownership

0.143%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

RENAISSANCE TECHNOLOGIES LLC holds $66,052,828 across 11 Metal Fabrication names. RYZ ranks #7 (2.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PRLB	Proto Labs Inc	520,251	$29,664,712
2	ESAB	ESAB Corp	131,087	$12,670,869
3	MLI	Mueller Industries Inc	152,700	$8,459,580
4	CMC	COMMERCIAL METALS Co	58,600	$3,599,798
5	IIIN	Insteel Industries Inc	106,940	$3,594,253
6	AP	Ampco Pittsburgh Corp	423,219	$2,844,031
7	RYZ	Ryerson Holding Corp This page	74,138	$1,666,622
8	TG	Tredegar Corp	195,400	$1,553,430

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,666,622	74,138	-38.1%	Shares	Sole	2026-05-14
2025-12-31	$3,011,576	119,697	-25.4%	Shares	Sole	2026-02-12
2025-09-30	$3,670,310	160,556	+74.0%	Shares	Sole	2025-11-13
2025-06-30	$1,990,911	92,300	-24.3%	Shares	Sole	2025-08-13
2025-03-31	$2,801,120	122,000	+3.3%	Shares	Sole	2025-05-14
2024-12-31	$2,186,031	118,100	-34.9%	Shares	Sole	2025-02-13
2024-09-30	$3,609,683	181,300	-34.9%	Shares	Sole	2024-11-13
2024-06-30	$5,432,700	278,600	+34.1%	Shares	Sole	2024-08-09
2024-03-31	$6,957,916	207,699	+28.5%	Shares	Sole	2024-05-13
2023-12-31	$5,604,288	161,600	-14.1%	Shares	Sole	2024-02-13
2023-09-30	$5,474,738	188,200	+25.6%	Shares	Sole	2023-11-14
2023-06-30	$6,502,662	149,900	-29.0%	Shares	Sole	2023-08-11
2023-03-31	$7,683,456	211,200	+79.7%	Shares	Sole	2023-05-12
2022-12-31	$3,555,550	117,500	-17.6%	Shares	Sole	2023-02-13
2022-09-30	$3,670,524	142,600	-29.2%	Shares	Sole	2022-11-14
2022-06-30	$4,285,677	201,300	+45.1%	Shares	Sole	2022-08-12
2022-03-31	$4,857,274	138,700	-4.5%	Shares	Sole	2022-05-13
2021-12-31	$3,785,065	145,300	-31.7%	Shares	Sole	2022-02-11
2021-09-30	$4,734,602	212,600	+5.8%	Shares	Sole	2021-11-12
2021-06-30	$2,934,600	201,000	-10.1%	Shares	Sole	2021-08-13
2021-03-31	$3,808,440	223,500	+34.2%	Shares	Sole	2021-05-13
2020-12-31	$2,271,060	166,500	+28.3%	Shares	Sole	2021-02-10
2020-09-30	$743,754	129,800	-6.4%	Shares	Sole	2020-11-13
2020-06-30	$780,881	138,700	-41.1%	Shares	Sole	2020-08-13
2020-03-31	$1,253,014	235,529	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.