DRW Securities, LLC

Broker-Dealer

Position in MTRN — MATERION Corp

CIK 1481986 CHICAGO, IL

Position in MTRN

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$362,221

-$28,044 QoQ

Shares Held

1,218

-54.9% QoQ

Ownership

0.006%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#248

of 400 holders

Holding Since

Jun 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

DRW Securities, LLC holds $5,028,029 across 5 Other Industrial Metals & Mining names. MTRN ranks #3 (7.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RIO	Rio Tinto PLC	35,696	$3,388,621
2	BHP	BHP Group Ltd	14,184	$1,181,669
3	MTRN	MATERION Corp This page	1,218	$362,221
4	NB	Niocorp Developments Ltd	11,596	$55,892
5	NAK	Northern Dynasty Minerals Ltd	20,639	$39,626

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$362,221	1,218	-54.9%	Shares	Other	2026-08-14
2026-03-31	$390,265	2,698	-50.7%	Shares	Other	2026-05-13
2025-06-30	$434,312	5,472	—	Shares	Other	2025-08-14
No filing history on record for this holder in this stock.