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AMERICAN CENTURY COMPANIES INC

Position in MTRN — MATERION Corp

CIK 748054 KANSAS CITY, MO

Position in MTRN

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$183,198,187
+$55,517,947 QoQ
Shares Held
616,020
-30.2% QoQ
Ownership
2.96%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#6
of 402 holders
Holding Since
Mar 2020
22 quarters on record
Voting authority Sole 87% Shared 13% None 0%

Common Shares in MTRN Over Time

Shares Held

Position Value (USD)

Position in Other Industrial Metals & Mining

Basic Materials · as of Jun 30, 2026

AMERICAN CENTURY COMPANIES INC holds $640,551,882 across 16 Other Industrial Metals & Mining names. MTRN ranks #1 (28.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MTRN
MATERION Corp
This page
616,020 $183,198,187

All Filings in MTRN

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22 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $183,198,187 616,020
2026-03-31 $127,680,240 882,684
2025-12-31 $64,817,464 521,376
2025-09-30 $44,121,261 365,212
2025-06-30 $18,923,236 238,418
2025-03-31 $6,037,176 73,985
2024-12-31 $3,630,576 36,717
2024-09-30 $4,099,109 36,645
2024-06-30 $3,683,772 34,068
2024-03-31 $3,925,359 29,794
2023-12-31 $3,362,949 25,843
2023-09-30 $1,908,468 18,727
2023-06-30 $1,317,982 11,541
2023-03-31 $466,784 4,024
2022-03-31 $392,346 4,576
2021-09-30 $809,334 11,791
2021-06-30 $977,440 12,972
2021-03-31 $840,850 12,694
2020-12-31 $740,936 11,628
2020-09-30 $598,865 11,510
2020-06-30 $867,992 14,116
2020-03-31 $1,068,645 30,524