Aigen Investment Management’s Ero Copper ERO Stock Holding History

Aigen Investment 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 Q2	–	Sell	-7,851	Closed	-$241K	–	626
2026 Q1	$241K	Buy	+7,851	New	+$236K	0.06%	380
2025 Q4	–	Sell	-10,795	Closed	-$280K	–	703
2025 Q3	$280K	Buy	+10,795	New	+$164K	0.04%	559
2025 Q2	–	Sell	-44,254	Closed	-$771K	–	866
2025 Q1	$771K	Sell	44,254 -7,946	-15%	-$106K	0.12%	255
2024 Q4	$704K	Buy	+52,200	New	+$884K	0.12%	242
2024 Q1	–	Sell	-22,532	Closed	-$356K	–	766
2023 Q4	$356K	Buy	+22,532	New	+$317K	0.06%	435
2023 Q2	–	Sell	-10,886	Closed	-$193K	–	809
2023 Q1	$193K	Buy	+10,886	New	+$175K	0.03%	532

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

Aigen Investment Management's ERO Position: Q2 2026 in Review

Aigen Investment Management sold out of Ero Copper (ERO) in Q2 2026, closing a stake of 7,851 shares — an estimated $241K sold.

Aigen Investment Management first reported a position in ERO in Q1 2023 and held it in 6 quarters. The position peaked at $771K in Q1 2025. 209 funds tracked by Wall St. Rank hold ERO as of Q2 2026.

Aigen Investment Management reported no remaining Ero Copper position as of Q2 2026 after selling out during the quarter.
Aigen Investment Management sold 7,851 Ero Copper shares in Q2 2026, an estimated $241K.
Aigen Investment Management first reported a position in Ero Copper in Q1 2023 and held it in 6 quarters.
Aigen Investment Management's Ero Copper position peaked at $771K in Q1 2025.
209 funds tracked by Wall St. Rank held Ero Copper as of Q2 2026.

Based on Aigen Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.