Acadian Asset Management’s Ero Copper ERO Stock Holding History

Acadian Asset Management’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 Q1	$389K	Buy	14,700 +5,200	+55%	+$156K	﹤0.01%	1426
2025 Q4	$268K	Buy	+9,500	New	+$221K	﹤0.01%	1461
2023 Q4	–	Sell	-36,000	Closed	-$623K	–	1706
2023 Q3	$623K	Sell	36,000 -1,411,601	-98%	-$28.8M	﹤0.01%	952
2023 Q2	$29.3M	Buy	1,447,601 +240,145	+20%	+$4.54M	0.12%	177
2023 Q1	$21.3M	Buy	1,207,456 +1,171,422	+3,251%	+$18.9M	0.09%	214
2022 Q4	$495K	Sell	36,034 -107,886	-75%	-$1.33M	﹤0.01%	1032
2022 Q3	$1.6M	Sell	143,920 -509,547	-78%	-$4.97M	0.01%	693
2022 Q2	$5.51M	Sell	653,467 -319,445	-33%	-$3.98M	0.03%	390
2022 Q1	$14.2M	Sell	972,912 -107,139	-10%	-$1.49M	0.06%	254
2021 Q4	$16.5M	Sell	1,080,051 -31,159	-3%	-$538K	0.06%	239
2021 Q3	$19.7M	Buy	1,111,210 +45,935	+4%	+$879K	0.08%	211
2021 Q2	$22.4M	Buy	+1,065,275	New	+$21.7M	0.08%	208

Other funds holding ERO

Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return

GMT Capital Atlanta, Georgia $2.19B AUM 72.3% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

CAAM

Cape Ann Asset Management London, United Kingdom $440M AUM 96.23% 1-Year Est. Return

Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return

FCM

Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return

Kapitalo Investimentos Sao Paulo, Brazil $531M AUM 25.72% 1-Year Est. Return

Acadian Asset Management's ERO Position: Q1 2026 in Review

Acadian Asset Management increased its Ero Copper (ERO) stake by 55% in Q1 2026, buying an estimated $156K and bringing the position to 14,700 shares worth $389K. The position accounts for ﹤0.01% of the portfolio, ranked #1426.

Acadian Asset Management first reported a position in ERO in Q2 2021 and has held it in 12 quarters since. The position peaked at $29.3M in Q2 2023. 190 funds tracked by Wall St. Rank hold ERO as of Q1 2026.

Acadian Asset Management held 14,700 shares of Ero Copper worth $389K as of Q1 2026.
Acadian Asset Management bought 5,200 Ero Copper shares in Q1 2026, an estimated $156K.
Ero Copper made up ﹤0.01% of Acadian Asset Management's portfolio in Q1 2026, its #1426 holding.
Acadian Asset Management first reported a position in Ero Copper in Q2 2021 and has held it in 12 quarters since.
Acadian Asset Management's Ero Copper position peaked at $29.3M in Q2 2023.
190 funds tracked by Wall St. Rank held Ero Copper as of Q1 2026.

Based on Acadian Asset Management's 13F filing for Q1 2026, filed 13 May 2026.