Ken Griffin
AMRZ

Ken Griffin’s Amrize Ltd AMRZ Stock Holding History

Ken Griffin’s Portfolio AMRZ Stock Details AMRZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$26.7M Buy
477,400
+125,700
+36% +$7.21M ﹤0.01% 1976
2025
Q4 		$19M Buy
351,700
+304,400
+644% +$15.5M ﹤0.01% 2412
2025
Q3 		$2.3M Buy
+47,300
New +$2.41M ﹤0.01% 5798

Other funds holding AMRZ

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DZ Bank
DZ Bank Frankfurt Am Main, Germany $113B AUM 36.92% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Zurich Cantonal Bank
Zurich Cantonal Bank Zurich, Switzerland $52.2B AUM 40.82% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Ken Griffin's AMRZ Position: Q1 2026 in Review

Ken Griffin increased its Amrize Ltd (AMRZ) stake by 77% in Q1 2026, buying an estimated $17M and bringing the position to 678,989 shares worth $38M. The position accounts for 0.01% of the portfolio, ranked #1613.

Ken Griffin first reported a position in AMRZ in Q2 2025 and has held it in 4 quarters since. 448 funds tracked by Wall St. Rank hold AMRZ as of Q1 2026.

  • Ken Griffin held 678,989 shares of Amrize Ltd worth $38M as of Q1 2026.
  • Ken Griffin bought 296,036 Amrize Ltd shares in Q1 2026, an estimated $17M.
  • Amrize Ltd made up 0.01% of Ken Griffin's portfolio in Q1 2026, its #1613 holding.
  • Ken Griffin first reported a position in Amrize Ltd in Q2 2025 and has held it in 4 quarters since.
  • 448 funds tracked by Wall St. Rank held Amrize Ltd as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.