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Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities.

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
MAC Copper Limited stock logo
MTAL
MAC Copper
$12.11
-0.2%
$12.06
$7.69
$14.31
$999.98M0.37894,496 shs2.82 million shs
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
$4.14
-1.0%
$3.28
$1.27
$5.09
$245.78M-0.355.37 million shs2.88 million shs
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
$4.97
+1.4%
$4.89
$4.44
$9.61
$648.95M0.9815,209 shs10,404 shs
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
$6.12
+2.9%
$5.62
$4.25
$15.56
$662.31M0.073.45 million shs2.33 million shs
7 Stocks to Ride The A.I. Megaboom Cover


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  2. The second pick presents an affordable avenue to bolster EVs and AI development…. Analysts are calling this stock a “buy” right now and predict a high price target of $19.20, substantially more than its current $6 trading price.
  3. Our final and favorite pick is generating a brand-new kind of AI. It's believed this tech will be bigger than the current well-known leader in this industry… Analysts predict this innovative tech is gearing up to create a tidal wave of new wealth, fueling a $15.7 TRILLION market boom.

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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
MAC Copper Limited stock logo
MTAL
MAC Copper
-0.08%+0.17%+0.33%+19.52%+4.53%
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
+4.24%-9.72%+32.28%+69.23%+85.78%
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
+0.83%-0.10%0.00%-2.30%-26.32%
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
+0.17%+5.31%-16.43%+0.85%-47.72%
CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
MAC Copper Limited stock logo
MTAL
MAC Copper
1.2904 of 5 stars
1.03.00.00.02.01.71.9
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
0.6936 of 5 stars
1.52.00.00.03.00.80.0
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
1.9336 of 5 stars
1.75.01.70.01.30.00.6
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
3.1255 of 5 stars
3.53.00.00.02.13.30.6
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
MAC Copper Limited stock logo
MTAL
MAC Copper
2.00
Hold$12.634.30% Upside
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
3.00
Buy$4.508.70% Upside
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
1.40
Strong Sell$5.7014.69% Upside
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
3.00
Buy$16.00161.44% Upside

Current Analyst Ratings Breakdown

Latest NB, MTAL, SGML, and NEXA Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
8/21/2025
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
Cormark
Subscribe to MarketBeat All Access for the recommendation accuracy rating
UpgradeModerate Buy
8/5/2025
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
Scotiabank
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Set Price TargetSector Underperform ➝ Sector Underperform$4.50 ➝ $4.00
7/15/2025
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
Morgan Stanley
Subscribe to MarketBeat All Access for the recommendation accuracy rating
DowngradeEqual Weight ➝ Underweight$7.00 ➝ $5.00
7/11/2025
MAC Copper Limited stock logo
MTAL
MAC Copper
Canaccord Genuity Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
DowngradeStrong-Buy ➝ Hold
7/11/2025
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
Maxim Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$4.00 ➝ $5.00
7/3/2025
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$4.25 ➝ $4.00
6/4/2025
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
Royal Bank Of Canada
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetSector Perform$8.00 ➝ $7.00
6/3/2025
MAC Copper Limited stock logo
MTAL
MAC Copper
BMO Capital Markets
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Market Perform$11.00 ➝ $12.25
5/27/2025
MAC Copper Limited stock logo
MTAL
MAC Copper
Scotiabank
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingSector Outperform ➝ Sector Perform$13.00
(Data available from 8/22/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
MAC Copper Limited stock logo
MTAL
MAC Copper
$340.74M2.93$0.10 per share122.86$6.74 per share1.80
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
N/AN/AN/AN/A$0.03 per shareN/A
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
$2.77B0.24$1.92 per share2.59$8.01 per share0.62
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
$152.36M4.47N/AN/A$0.83 per share7.37
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
MAC Copper Limited stock logo
MTAL
MAC Copper
-$81.69MN/A0.0012.48N/AN/AN/AN/A10/22/2025 (Estimated)
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
-$16.70M-$0.34N/AN/AN/AN/A-298.16%-91.68%9/22/2025 (Estimated)
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
-$205.03M-$0.68N/A5.711.93-3.26%-6.54%-1.60%10/30/2025 (Estimated)
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
-$51.07M-$0.440.006.24N/A-35.69%-47.19%-13.66%N/A

Latest NB, MTAL, SGML, and NEXA Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
8/14/2025Q2 2025
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
-$0.03-$0.17-$0.14-$0.17$50.44 million$16.89 million
7/31/2025Q2 2025
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
-$0.05$0.11+$0.16$0.01$625.20 million$708.42 million
7/11/2025Q4 2025
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
N/A-$0.16N/A-$0.16N/AN/A
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
MAC Copper Limited stock logo
MTAL
MAC Copper
N/AN/AN/AN/AN/A
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
N/AN/AN/AN/AN/A
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
$0.102.01%N/AN/A N/A
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
N/AN/AN/AN/AN/A

Latest NB, MTAL, SGML, and NEXA Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
6/3/2025
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
--$0.10126/10/20256/10/20256/24/2025
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
MAC Copper Limited stock logo
MTAL
MAC Copper
0.63
1.12
0.97
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
N/A
1.22
1.22
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
1.54
0.99
0.64
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
1.26
0.60
0.67

Institutional Ownership

CompanyInstitutional Ownership
MAC Copper Limited stock logo
MTAL
MAC Copper
87.47%
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
4.03%
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
N/A
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
64.86%

Insider Ownership

CompanyInsider Ownership
MAC Copper Limited stock logo
MTAL
MAC Copper
1.78%
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
19.10%
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
N/A
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
48.60%
CompanyEmployeesShares OutstandingFree FloatOptionable
MAC Copper Limited stock logo
MTAL
MAC Copper
2,02182.44 million80.97 millionNot Optionable
NioCorp Developments Ltd. stock logo
NB
NioCorp Developments
858.80 million47.57 millionNot Optionable
Nexa Resources S.A. stock logo
NEXA
Nexa Resources
5,253132.44 millionN/AOptionable
Sigma Lithium Corporation stock logo
SGML
Sigma Lithium
250111.31 million57.21 millionOptionable

Recent News About These Companies

Sigma Lithium (NASDAQ:SGML) Trading Up 6.9% - Should You Buy?
Sigma Lithium (NASDAQ:SGML) Stock Rating Lowered by Wall Street Zen
Sigma Lithium Q2 2025 Earnings Preview

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

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MAC Copper stock logo

MAC Copper NYSE:MTAL

$12.10 -0.03 (-0.21%)
Closing price 03:59 PM Eastern
Extended Trading
$12.10 0.00 (0.00%)
As of 05:50 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Metals Acquisition Limited focuses on mining and production of copper and silver. It operates the CSA copper mine in Cobar, Australia. The company was incorporated in 2022 and is headquartered in Saint Helier, Jersey.

NioCorp Developments stock logo

NioCorp Developments NASDAQ:NB

$4.14 -0.04 (-0.96%)
Closing price 04:00 PM Eastern
Extended Trading
$4.17 +0.03 (+0.72%)
As of 07:56 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

NioCorp Developments Ltd. engages in the exploration and development of mineral deposits in North America. It owns and develops the Elk Creek niobium/scandium/titanium project that owns one 226.43-acre parcel of land and associated mineral rights, and an additional 40 acres of mineral rights, as well as an optioned land package that covers an area of 1,396 acres located in Johnson County, southeast Nebraska. The company was formerly known as Quantum Rare Earth Developments Corp. and changed its name to NioCorp Developments Ltd. in March 2013. NioCorp Developments Ltd. was incorporated in 1987 and is headquartered in Centennial, Colorado.

Nexa Resources stock logo

Nexa Resources NYSE:NEXA

$4.97 +0.07 (+1.43%)
Closing price 03:59 PM Eastern
Extended Trading
$4.96 0.00 (-0.10%)
As of 06:33 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Nexa Resources S.A., together with its subsidiaries, engages in the zinc mining and smelting business worldwide. The company operates in two segments, Mining and Smelting. It produces zinc, zamac, zinc oxide, and zincal, as well as by-products, such as copper, lead, silver, gold, copper sulfate, sulfuric acid, copper cementum, silver concentrate, slag aggregates, and cadmium/sponge deposits. The company owns and operates six polymetallic mines, including three located in the Central Andes of Peru; two located in the State of Minas Gerais in Brazil; and one located in the State of Mato Grosso in Brazil. It also owns and operates three zinc smelters comprising one located in Cajamarquilla in Peru; and two located in the State of Minas Gerais in Brazil, which recovers and produces metallic zinc, zinc oxide, and by-products, such as sulfuric acid. The company also exports its products. Its products are used in civil construction, transportation, energy, agriculture, health, and consumer goods industries. The company was formerly known as VM Holding S.A. and changed its name to Nexa Resources S.A. in September 2017. The company was founded in 1956 and is based in Luxembourg, Luxembourg. Nexa Resources S.A. operates as a subsidiary of Votorantim S.A.

Sigma Lithium stock logo

Sigma Lithium NASDAQ:SGML

$6.12 +0.17 (+2.86%)
Closing price 04:00 PM Eastern
Extended Trading
$6.20 +0.08 (+1.24%)
As of 07:59 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Sigma Lithium Corporation engages in the exploration and development of lithium deposits in Brazil. It holds a 100% interest in the Grota do Cirilo, Genipapo, Santa Clara, and São José properties comprising 29 mineral rights covering an area of approximately 185 square kilometers located in the Araçuaí and Itinga regions of the state of Minas Gerais, Brazil. It serves electric vehicle industries worldwide. The company was formerly known as Sigma Lithium Resources Corporation and changed its name to Sigma Lithium Corporation in July 2021. The company is headquartered in São Paulo, Brazil.