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LOOMIS SAYLES & CO L P

Position in AMRZ — Amrize Ltd

CIK 312348 BOSTON, MA

Position in AMRZ

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$16,243,600
+$2,529,121 QoQ
Shares Held
304,758
+24.5% QoQ
Ownership
0.056%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#94
of 460 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority Sole 54% Shared 0% None 46%

Common Shares in AMRZ Over Time

Shares Held

Position Value (USD)

Position in Building Materials

Basic Materials · as of Jun 30, 2026

LOOMIS SAYLES & CO L P holds $51,094,519 across 5 Building Materials names. AMRZ ranks #2 (31.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 AMRZ
Amrize Ltd
This page
304,758 $16,243,600

All Filings in AMRZ

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5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $16,243,600 304,758
2026-03-31 $13,714,479 244,814
2025-12-31 $13,087,629 242,005
2025-09-30 $11,229,307 231,389
2025-06-30 $8,675,659 175,089