Simplex Trading
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Simplex Trading’s Ero Copper ERO Stock Holding History

Simplex Trading’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 		$2.64M Buy
99,100
+49,900
+101% +$1.5M ﹤0.01% 1590
2025
Q4 		$1.39M Buy
49,200
+10,700
+28% +$249K ﹤0.01% 2290
2025
Q3 		$778K Buy
38,500
+20,500
+114% +$312K ﹤0.01% 3310
2025
Q2 		$303K Buy
18,000
+13,900
+339% +$188K ﹤0.01% 4055
2025
Q1 		$49K Sell
4,100
-24,000
-85% -$320K ﹤0.01% 5785
2024
Q4 		$378K Buy
28,100
+8,800
+46% +$149K ﹤0.01% 3830
2024
Q3 		$429K Sell
19,300
-4,100
-18% -$83.7K ﹤0.01% 3759
2024
Q2 		$500K Sell
23,400
-12,100
-34% -$254K ﹤0.01% 3665
2024
Q1 		$684K Sell
35,500
-4,000
-10% -$66K ﹤0.01% 3516
2023
Q4 		$623K Buy
39,500
+38,300
+3,192% +$538K ﹤0.01% 3467
2023
Q3 		$20K Buy
1,200
+400
+50% +$8.17K ﹤0.01% 6613
2023
Q2 		$16K Sell
800
-300
-27% -$5.67K ﹤0.01% 6969
2023
Q1 		$19K Sell
1,100
-5,900
-84% -$95K ﹤0.01% 6956
2022
Q4 		$96K Buy
7,000
+6,800
+3,400% +$84.1K ﹤0.01% 5128
2022
Q3 		$2K Buy
+200
New +$1.95K ﹤0.01% 9266

Other funds holding ERO

Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return
GC
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
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
KI
Kapitalo Investimentos Sao Paulo, Brazil $531M AUM 25.72% 1-Year Est. Return

Simplex Trading's ERO Position: Q1 2026 in Review

Simplex Trading increased its Ero Copper (ERO) stake by 215% in Q1 2026, buying an estimated $503K and bringing the position to 24,531 shares worth $654K. The position accounts for ﹤0.01% of the portfolio, ranked #2957.

Simplex Trading first reported a position in ERO in Q3 2022 and has held it in 11 quarters since. The position peaked at $1.64M in Q3 2025. 190 funds tracked by Wall St. Rank hold ERO as of Q1 2026.

  • Simplex Trading held 24,531 shares of Ero Copper worth $654K as of Q1 2026.
  • Simplex Trading bought 16,739 Ero Copper shares in Q1 2026, an estimated $503K.
  • Ero Copper made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #2957 holding.
  • Simplex Trading first reported a position in Ero Copper in Q3 2022 and has held it in 11 quarters since.
  • Simplex Trading's Ero Copper position peaked at $1.64M in Q3 2025.
  • 190 funds tracked by Wall St. Rank held Ero Copper as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.