PARK AVENUE SECURITIES LLC

Broker-Dealer

Position in MTRN — MATERION Corp

CIK 1071640 NEW YORK, NY

Position in MTRN

as of Jun 30, 2026 · filed Jul 20, 2026 Compact

Position Value

$230,774

New position

Shares Held

776

first reported quarter

Ownership

0.004%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#287

of 400 holders

Holding Since

Jun 2026

1 quarter on record

Basic Materials · as of Jun 30, 2026

PARK AVENUE SECURITIES LLC holds $8,136,492 across 5 Other Industrial Metals & Mining names. MTRN ranks #5 (2.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MP	MP Materials Corp. / DE	52,820	$2,958,448
2	RIO	Rio Tinto PLC	25,440	$2,415,019
3	BHP	BHP Group Ltd	27,526	$2,293,191
4	VALE	Vale S.A.	15,895	$239,060
5	MTRN	MATERION Corp This page	776	$230,774

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$230,774	776	—	Shares	Sole	2026-07-20
No filing history on record for this holder in this stock.