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AMRZ · Amrize Ltd

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$44.67 +0.38 (+0.86%) At close · Aug 28
Market Cap
$24.43B
Shares
546.93M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 463
Total Value: $13,862,200,091
Total Shares: 260,078,806
Showing 1–100 of 479 holdings by value · page 1 of 5

Institutional Ownership Trend

5 quarters

Holder Concentration

Across 463 13F filers · Δ vs Mar 31, 2026
Top Holder
8.2%
Jun 2025 → Jun 2026 · range 8.2% – 14.6%
−0.3 pts
Top 5
29.4%
Jun 2025 → Jun 2026 · range 29.2% – 44.2%
+0.2 pts
Top 10
44.1%
Jun 2025 → Jun 2026 · range 44.1% – 64.8%
+0.0 pts
HHI
278
Jun 2025 → Jun 2026 · range 278 – 538
Broadly held−0

Quarterly Activity

vs Mar 31, 2026
New
73
Increased
216
Decreased
129
Sold Out
61
Unchanged
45
Holder count: +12
Institutional value: +2.3%
Shares held: +7.5%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 479
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 2035989 CUSIP H2927K103 13F (30d) 333 filings 329 filers Visit website Investor relations