Jim Simons’s Ero Copper ERO Stock Holding History

Jim Simons’s Portfolio ERO Stock Details ERO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$10.6M	Sell	395,876 -25,000	-6%	-$708K	0.01%	1032
2026 Q1	$11.2M	Buy	420,876 +372,400	+768%	+$11.2M	0.02%	916
2025 Q4	$1.37M	Buy	+48,476	New	+$1.13M	﹤0.01%	2097
2025 Q2	–	Sell	-125,100	Closed	-$1.52M	–	3633
2025 Q1	$1.52M	Sell	125,100 -135,200	-52%	-$1.8M	﹤0.01%	2159
2024 Q4	$3.51M	Buy	+260,300	New	+$4.41M	0.01%	1668
2022 Q2	–	Sell	-175,500	Closed	-$2.57M	–	4314
2022 Q1	$2.57M	Sell	175,500 -193,800	-52%	-$2.69M	﹤0.01%	2034
2021 Q4	$5.64M	Buy	369,300 +226,100	+158%	+$3.91M	0.01%	1455
2021 Q3	$2.54M	Buy	143,200 +123,100	+612%	+$2.36M	﹤0.01%	1910
2021 Q2	$421K	Buy	+20,100	New	+$410K	﹤0.01%	3029

Other funds holding ERO

Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

GMT Capital Atlanta, Georgia $1.92B AUM 70.51% 1-Year Est. Return

CAAM

Cape Ann Asset Management London, United Kingdom $434M AUM 68.57% 1-Year Est. Return

Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Jim Simons's ERO Position: Q2 2026 in Review

Jim Simons reduced its Ero Copper (ERO) stake by 5.9% in Q2 2026, selling an estimated $708K and leaving 395,876 shares worth $10.6M. The position accounts for 0.01% of the portfolio, ranked #1032.

Jim Simons first reported a position in ERO in Q2 2021 and has held it in 9 quarters since. The position peaked at $11.2M in Q1 2026. 208 funds tracked by Wall St. Rank hold ERO as of Q2 2026.

Jim Simons held 395,876 shares of Ero Copper worth $10.6M as of Q2 2026.
Jim Simons sold 25,000 Ero Copper shares in Q2 2026, an estimated $708K.
Ero Copper made up 0.01% of Jim Simons's portfolio in Q2 2026, its #1032 holding.
Jim Simons first reported a position in Ero Copper in Q2 2021 and has held it in 9 quarters since.
Jim Simons's Ero Copper position peaked at $11.2M in Q1 2026.
208 funds tracked by Wall St. Rank held Ero Copper as of Q2 2026.

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