Jim Simons’s Amrize Ltd AMRZ Stock Holding History

Jim Simons’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 Q2	$57.8M	Sell	1,085,000 -871,600	-45%	-$47.2M	0.08%	283
2026 Q1	$110M	Buy	1,956,600 +183,900	+10%	+$10.5M	0.17%	133
2025 Q4	$95.9M	Buy	1,772,700 +557,400	+46%	+$28.4M	0.15%	153
2025 Q3	$59M	Buy	+1,215,300	New	+$62M	0.08%	295

Other funds holding AMRZ

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Harris Associates Chicago, Illinois $75.4B AUM 14.46% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Zurich Cantonal Bank Zurich, Switzerland $52.2B AUM 40.82% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

DZ Bank Frankfurt Am Main, Germany $130B AUM 46.38% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jim Simons's AMRZ Position: Q2 2026 in Review

Jim Simons reduced its Amrize Ltd (AMRZ) stake by 45% in Q2 2026, selling an estimated $47.2M and leaving 1,085,000 shares worth $57.8M. The position accounts for 0.08% of the portfolio, ranked #283.

Jim Simons first reported a position in AMRZ in Q3 2025 and has held it in 4 quarters since. The position peaked at $110M in Q1 2026. 466 funds tracked by Wall St. Rank hold AMRZ as of Q2 2026.

Jim Simons held 1,085,000 shares of Amrize Ltd worth $57.8M as of Q2 2026.
Jim Simons sold 871,600 Amrize Ltd shares in Q2 2026, an estimated $47.2M.
Amrize Ltd made up 0.08% of Jim Simons's portfolio in Q2 2026, its #283 holding.
Jim Simons first reported a position in Amrize Ltd in Q3 2025 and has held it in 4 quarters since.
Jim Simons's Amrize Ltd position peaked at $110M in Q1 2026.
466 funds tracked by Wall St. Rank held Amrize Ltd as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.