Ero Copper Corp.

ERONYSE

$37.91+2.16 (+6.04%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Ero Copper Corp. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+81.5%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
FIL Ltd	8.94%	$249M	0.18%	Reduce 10.96%
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	4.58%	$127M	0.15%	Not reported
FMR LLC	4.31%	$120M	0.01%	Not reported
Invesco Ltd.	3.93%	$109M	0.01%	Not reported
Vanguard Capital Management LLC	2.85%	$79.3M	0.00%	Not reported
GMT Capital Corp	2.72%	$75.5M	3.94%	Reduce 22.54%
Cape Ann Asset Management Ltd	1.97%	$54.9M	12.65%	Add 5.37%
Jennison Associates LLC	1.70%	$47.4M	0.03%	Add 7.41%
American Century Companies Inc	1.61%	$44.9M	0.02%	Not reported
Massachusetts Financial Services Co	1.49%	$43.7M	0.01%	Add 613.30%
Frontier Capital Management Co LLC	1.48%	$41.2M	0.38%	Add 23.11%
Norges Bank	1.21%	$33.8M	0.00%	Not reported
Dimensional Fund Advisors LP	1.14%	$31.7M	0.01%	Not reported
Impala Asset Management LLC	1.12%	$31.2M	17.69%	Add 13.72%
Kapitalo Investimentos Ltda	1.03%	$28.8M	1.83%	Not reported
Amundi	0.93%	$25.8M	0.01%	Not reported
Bank of America Corp	0.90%	$25.1M	0.00%	Not reported
CastleKnight Management LP	0.87%	$24.3M	0.33%	Add 970.80%
Vanguard Fiduciary Trust Co	0.87%	$24.1M	0.01%	Not reported
Bank of Montreal	0.86%	$24M	0.01%	Not reported
Two Sigma Investments, LP	0.75%	$20.9M	0.02%	Not reported
Goldman Sachs Group Inc	0.71%	$19.8M	0.00%	Not reported
Assenagon Asset Management S.A.	0.69%	$19.3M	0.01%	Not reported
Artemis Investment Management LLP	0.64%	$17.8M	0.16%	Add 14.64%
Quadrature Capital Ltd	0.63%	$17.5M	0.15%	Not reported
Allianz Asset Management GmbH	0.61%	$16.9M	0.02%	Not reported
Temasek Holdings (Private) Ltd	0.59%	$16.3M	0.04%	Add 5.75%
Royal Bank of Canada	0.56%	$15.7M	0.00%	Not reported
1832 Asset Management L.P.	0.55%	$15.2M	0.01%	Add 62.86%
Arrowstreet Capital, Limited Partnership	0.55%	$15.2M	0.01%	Not reported
Manufacturers Life Insurance Company, the	0.54%	$14.9M	0.01%	Not reported
Morgan Stanley	0.49%	$13.5M	0.00%	Not reported
William Blair Investment Management, LLC	0.42%	$11.8M	0.04%	New Not reported
UBS Group AG	0.41%	$11.4M	0.00%	Not reported
Hillsdale Investment Management Inc.	0.40%	$11.1M	0.25%	Not reported
Citadel Advisors LLC	0.38%	$10.7M	0.00%	Not reported
Renaissance Technologies LLC	0.38%	$10.6M	0.01%	Not reported
Sprott Inc.	0.35%	$9.84M	0.31%	Add 0.99%
Raymond James Financial Inc	0.34%	$9.56M	0.00%	Not reported
Jupiter Topco LLC	0.34%	$9.4M	0.00%	Not reported
Vanguard Global Advisers, LLC	0.33%	$9.11M	0.00%	Not reported
Point72 Asset Management, L.P.	0.30%	$8.46M	0.01%	Not reported
Bridgewater Associates, LP	0.29%	$8.06M	0.03%	Reduce 12.02%
Charles Schwab Investment Management Inc	0.26%	$7.28M	0.00%	Not reported
MAC Alpha Capital Management, LP	0.21%	$5.95M	2.76%	Reduce 3.38%
Scotia Capital Inc.	0.19%	$5.38M	0.02%	Add 60.53%
Intact Investment Management Inc.	0.19%	$5.37M	0.15%	Add 266.30%
Swiss National Bank	0.19%	$5.32M	0.00%	Not reported
Man Group plc	0.19%	$5.31M	0.01%	Not reported
PCJ Investment Counsel Ltd.	0.19%	$5.27M	1.51%	Reduce 6.83%

50 of 194 holders

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