RENAISSANCE TECHNOLOGIES LLC

Position in RYZ — Ryerson Holding Corp

CIK 1037389 NEW YORK, NY

Position in RYZ

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$873,704

-$792,918 QoQ

Shares Held

35,502

-52.1% QoQ

Ownership

0.068%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#81

of 201 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

RENAISSANCE TECHNOLOGIES LLC holds $77,655,748 across 9 Metal Fabrication names. RYZ ranks #8 (1.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PRLB	Proto Labs Inc	469,251	$38,248,649
2	ESAB	ESAB Corp	155,900	$15,376,417
3	MLI	Mueller Industries Inc	220,400	$13,546,886
4	WOR	Worthington Enterprises, Inc.	73,800	$3,967,488
5	AP	Ampco Pittsburgh Corp	414,419	$3,584,724
6	MEC	Mayville Engineering Company, Inc.	28,000	$1,048,880
7	TG	Tredegar Corp	112,300	$893,908
8	RYZ	Ryerson Holding Corp This page	35,502	$873,704

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$873,704	35,502	-52.1%	Shares	Sole	2026-08-13
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.