Bank of Montreal’s Ero Copper ERO Stock Holding History

Bank of Montreal’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	-109,500	Closed	-$2.92M	–	3906
2026 Q1	$2.92M	Buy	109,500 +45,000	+70%	+$1.35M	﹤0.01%	1523
2025 Q4	$1.82M	Sell	64,500 -80,500	-56%	-$1.87M	﹤0.01%	1700
2025 Q3	$2.94M	Buy	+145,000	New	+$2.21M	﹤0.01%	1506
2024 Q4	–	Sell	-50,000	Closed	-$1.14M	–	3627
2024 Q3	$1.14M	Sell	50,000 -50,000	-50%	-$1.02M	﹤0.01%	1972
2024 Q2	$2.19M	Buy	+100,000	New	+$2.1M	﹤0.01%	1618
2023 Q4	–	Sell	-75,000	Closed	-$1.41M	–	4060
2023 Q3	$1.41M	Buy	+75,000	New	+$1.53M	﹤0.01%	1885

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

Bank of Montreal's ERO Position: Q2 2026 in Review

Bank of Montreal reduced its Ero Copper (ERO) stake by 10% in Q2 2026, selling an estimated $2.92M and leaving 899,291 shares worth $24M. The position accounts for 0.01% of the portfolio, ranked #850.

Bank of Montreal first reported a position in ERO in Q2 2021 and has held it in 21 quarters since. The position peaked at $31.7M in Q4 2021. 208 funds tracked by Wall St. Rank hold ERO as of Q2 2026.

Bank of Montreal held 899,291 shares of Ero Copper worth $24M as of Q2 2026.
Bank of Montreal sold 103,101 Ero Copper shares in Q2 2026, an estimated $2.92M.
Ero Copper made up 0.01% of Bank of Montreal's portfolio in Q2 2026, its #850 holding.
Bank of Montreal first reported a position in Ero Copper in Q2 2021 and has held it in 21 quarters since.
Bank of Montreal's Ero Copper position peaked at $31.7M in Q4 2021.
208 funds tracked by Wall St. Rank held Ero Copper as of Q2 2026.

Based on Bank of Montreal's 13F filing for Q2 2026, filed 12 Aug 2026.