Go Pro
→ Guns, Gold and Gas Masks – Protect Yourself Before 8/31 (From TradeSmith) (Ad)tc pixel

Compare Stocks

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.

Compare
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Aemetis, Inc stock logo
AMTX
Aemetis
$2.07
+7.8%		$1.70
$1.30
▼
$3.80
$149.39M1.48903,259 shs1.16 million shs
FutureFuel Corp. stock logo
FF
FutureFuel
$5.58
$4.83
$3.09
▼
$6.99
$243.88M0.82567,521 shs318,928 shs
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
$2.19
+2.3%		$2.19
$1.96
▼
$25.56
$75.84M1.02693,362 shs379,179 shs
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$1.88
-0.5%		$1.70
$1.07
▼
$2.57
$267.60M0.57178,819 shs77,869 shs
7 Stocks to Buy Before the Robotics Revolution Cover
7 Stocks to Buy Before the Robotics Revolution

Robotics and automation are rapidly becoming essential infrastructure across healthcare, manufacturing, logistics, and many other industries.

"Physical AI" is coming to the United States, and there are four ways that investors can gain exposure to this new robotics revolution. Plus, learn which seven companies are most positioned to benefit as intelligent robots enter the workforce.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Aemetis, Inc stock logo
AMTX
Aemetis
+7.81%+16.95%+21.05%-22.76%-15.16%
FutureFuel Corp. stock logo
FF
FutureFuel
-0.18%+0.27%+14.46%+35.93%+48.60%
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
0.00%0.00%0.00%0.00%-73.29%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
-0.53%0.00%+7.43%+21.29%-5.53%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Aemetis, Inc stock logo
AMTX
Aemetis
$2.07
+7.8%		$1.70
$1.30
▼
$3.80
$149.39M1.48903,259 shs1.16 million shs
FutureFuel Corp. stock logo
FF
FutureFuel
$5.58
$4.83
$3.09
▼
$6.99
$243.88M0.82567,521 shs318,928 shs
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
$2.19
+2.3%		$2.19
$1.96
▼
$25.56
$75.84M1.02693,362 shs379,179 shs
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$1.88
-0.5%		$1.70
$1.07
▼
$2.57
$267.60M0.57178,819 shs77,869 shs
7 Stocks to Buy Before the Robotics Revolution Cover
7 Stocks to Buy Before the Robotics Revolution

Robotics and automation are rapidly becoming essential infrastructure across healthcare, manufacturing, logistics, and many other industries.

"Physical AI" is coming to the United States, and there are four ways that investors can gain exposure to this new robotics revolution. Plus, learn which seven companies are most positioned to benefit as intelligent robots enter the workforce.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Aemetis, Inc stock logo
AMTX
Aemetis
+7.81%+16.95%+21.05%-22.76%-15.16%
FutureFuel Corp. stock logo
FF
FutureFuel
-0.18%+0.27%+14.46%+35.93%+48.60%
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
0.00%0.00%0.00%0.00%-73.29%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
-0.53%0.00%+7.43%+21.29%-5.53%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Aemetis, Inc stock logo
AMTX
Aemetis
2.00
Hold$11.88473.67% Upside
FutureFuel Corp. stock logo
FF
FutureFuel
1.00
SellN/AN/A
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
0.00
N/AN/AN/A
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
1.80
Reduce$1.80-4.26% Downside

Current Analyst Ratings Breakdown

Latest HUSA, MNTK, FF, and AMTX Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
8/13/2026
FutureFuel Corp. stock logo
FF
FutureFuel
Weiss Ratings logo
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
DowngradeSell (D+) ➝ Sell (D-)
7/31/2026
FutureFuel Corp. stock logo
FF
FutureFuel
Weiss Ratings logo
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
UpgradeSell (D) ➝ Sell (D+)
7/17/2026
Aemetis, Inc stock logo
AMTX
Aemetis
Weiss Ratings logo
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (E+)
7/17/2026
FutureFuel Corp. stock logo
FF
FutureFuel
Weiss Ratings logo
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D)
7/17/2026
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
Weiss Ratings logo
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D)
5/22/2026
Aemetis, Inc stock logo
AMTX
Aemetis
Ascendiant Capital Markets logo
Ascendiant Capital Markets
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetBuy$21.00 ➝ $22.00
(Data available from 8/22/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Aemetis, Inc stock logo
AMTX
Aemetis
$197.63M0.76N/AN/A($4.46) per share-0.46
FutureFuel Corp. stock logo
FF
FutureFuel
$95.74M2.56N/AN/A$3.49 per share1.60
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
$560K135.43N/AN/A$3.21 per share0.68
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$176.38M1.52$0.23 per share8.33$1.86 per share1.01
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Aemetis, Inc stock logo
AMTX
Aemetis
-$77M-$0.91N/AN/AN/A-27.37%N/A-26.60%11/5/2026 (Estimated)
FutureFuel Corp. stock logo
FF
FutureFuel
-$49.40M-$0.70N/AN/AN/A-19.94%-19.75%-15.47%11/9/2026 (Estimated)
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
-$8.22M-$9.01N/AN/AN/A-2,941.75%-123.57%-90.86%N/A
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$1.75M$0.0631.3418.80N/A3.40%2.45%1.47%11/4/2026 (Estimated)

Latest HUSA, MNTK, FF, and AMTX Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
8/10/2026Q2 2026
FutureFuel Corp. stock logo
FF
FutureFuel
N/A$0.25N/A$0.25N/A$78.73 million
8/6/2026Q2 2026
Aemetis, Inc stock logo
AMTX
Aemetis
-$0.2905-$0.13+$0.1605-$0.13$67.69 million$62.70 million
CompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive Growth
Aemetis, Inc stock logo
AMTX
Aemetis
N/AN/AN/AN/AN/A
FutureFuel Corp. stock logo
FF
FutureFuel
$0.040.72%-40.58%N/A N/A
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
N/AN/AN/AN/AN/A
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
N/AN/AN/AN/AN/A

Latest HUSA, MNTK, FF, and AMTX Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
6/30/2026
FutureFuel Corp. stock logo
FF
FutureFuel
quarterly$0.010.88%9/4/20269/4/20269/18/2026
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Aemetis, Inc stock logo
AMTX
Aemetis
N/A
0.08
0.05
FutureFuel Corp. stock logo
FF
FutureFuel
N/A
4.06
2.64
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
0.37
0.38
0.38
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
0.57
0.62
0.62

Institutional Ownership

CompanyInstitutional Ownership
Aemetis, Inc stock logo
AMTX
Aemetis
27.02%
FutureFuel Corp. stock logo
FF
FutureFuel
44.56%
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
12.18%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
16.35%

Insider Ownership

CompanyInsider Ownership
Aemetis, Inc stock logo
AMTX
Aemetis
13.00%
FutureFuel Corp. stock logo
FF
FutureFuel
42.60%
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
0.04%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
54.30%
CompanyEmployeesShares OutstandingFree FloatOptionable
Aemetis, Inc stock logo
AMTX
Aemetis
16072.17 million62.79 millionOptionable
FutureFuel Corp. stock logo
FF
FutureFuel
47043.86 million25.18 millionOptionable
Houston American Energy Corporation stock logo
HUSA
Houston American Energy
234.63 million34.62 millionOptionable
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
130142.34 million65.05 millionOptionable

Recent News About These Companies

Montauk Renewables (MNTK) Q2 2026 Earnings Call Transcript
August 12, 2026  |  finance.yahoo.comhttps://finance.yahoo.com/energy/articles/montauk-renewables-mntk-q2-2026-032939063.html
Montauk Renewables Inc (MNTK) (Q2 2026) Earnings Call Highlights: Revenue Surges 19. ...
August 7, 2026  |  finance.yahoo.comhttps://finance.yahoo.com/energy/articles/montauk-renewables-inc-mntk-q2-231425946.html
Montauk Renewables Q2 Earnings Call Highlights
August 6, 2026  |  marketbeat.comhttps://www.marketbeat.com/instant-alerts/montauk-renewables-q2-earnings-call-highlights-2026-08-06/
Montauk outlines full-year 2026 outlook with $175M-$190M RNG revenue as Turkey, North Carolina ramps
August 6, 2026  |  seekingalpha.comhttps://seekingalpha.com/news/4627908-montauk-outlines-full-year-2026-outlook-with-175m-190m-rng-revenue-as-turkey-north-carolina
Montauk Renewables, Inc. (MNTK) Q2 2026 Earnings Call Transcript
August 6, 2026  |  seekingalpha.comhttps://seekingalpha.com/article/4931818-montauk-renewables-inc-mntk-q2-2026-earnings-call-transcript
Montauk Renewables (MNTK) Reports Break-Even Earnings for Q2
August 5, 2026  |  zacks.comhttps://www.zacks.com/stock/news/2969392/montauk-renewables-mntk-reports-break-even-earnings-for-q2?cid=cs-stocknewsapi-ft-fundamental_analysis|yseop_template_4-2969392
Montauk Renewables Announces Second Quarter 2026 Results
August 5, 2026  |  globenewswire.comhttps://www.globenewswire.com/news-release/2026/08/05/3339783/0/en/montauk-renewables-announces-second-quarter-2026-results.html
Montauk Renewables, Inc. (NASDAQ:MNTK) Given Average Rating of "Reduce" by Brokerages
August 2, 2026  |  marketbeat.comhttps://www.marketbeat.com/instant-alerts/montauk-renewables-inc-nasdaqmntk-given-average-rating-of-reduce-by-brokerages-2026-08-02/
What Does Montauk Renewables (NASDAQ:MNTK) Latest Update Mean?
July 29, 2026  |  kalkinemedia.comK
Are Investors Undervaluing Montauk Renewables (MNTK) Right Now?
July 29, 2026  |  zacks.comhttps://www.zacks.com/stock/news/2963085/are-investors-undervaluing-montauk-renewables-mntk-right-now?cid=cs-stocknewsapi-ft-tale_of_the_tape|yseop_template_2-2963085
3 Alternative Energy Stocks Riding the Next Wave of Clean Energy Growth
July 29, 2026  |  zacks.comhttps://www.zacks.com/commentary/2962726/3-alternative-energy-stocks-riding-the-next-wave-of-clean-energy-growth?cid=cs-stocknewsapi-ft-industry_outlook-2962726
Montauk Renewables (MNTK) Expected to Announce Quarterly Earnings on Wednesday
July 29, 2026  |  marketbeat.comhttps://www.marketbeat.com/instant-alerts/montauk-renewables-mntk-expected-to-announce-quarterly-earnings-on-wednesday-2026-07-29/
Montauk Renewables Schedules Second Quarter 2026 Conference Call for Thursday, August 6, 2026, ...
July 28, 2026  |  caledonianrecord.comC
Montauk Renewables Schedules Second Quarter 2026 Conference Call for Thursday, August 6, 2026, at 8:30 a.m. ET
July 27, 2026  |  globenewswire.comhttps://www.globenewswire.com/news-release/2026/07/27/3333896/0/en/montauk-renewables-schedules-second-quarter-2026-conference-call-for-thursday-august-6-2026-at-8-30-a-m-et.html
Montauk Renewables Inc.
July 20, 2026  |  marketwatch.comhttps://www.marketwatch.com/investing/stock/mntk/financials/cash-flow
Should Value Investors Buy Montauk Renewables (MNTK) Stock?
July 1, 2026  |  zacks.comhttps://www.zacks.com/stock/news/2946082/should-value-investors-buy-montauk-renewables-mntk-stock?cid=cs-stocknewsapi-ft-tale_of_the_tape|yseop_template_2-2946082
Montauk Renewables Shareholders Back Directors, Auditor at Meeting
May 28, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/montauk-renewables-shareholders-back-directors-auditor-at-meeting?utm_source=marketbeat.com&utm_medium=referral
Montauk Renewables (MNTK) Upgraded to Buy: What Does It Mean for the Stock?
May 18, 2026  |  zacks.comhttps://www.zacks.com/stock/news/2922819/montauk-renewables-mntk-upgraded-to-buy-what-does-it-mean-for-the-stock?cid=cs-stocknewsapi-ft-tale_of_the_tape|yseop_template_12_zacks_rank_upgrade-2922819
Can Montauk Renewables Regain Market Confidence?
May 13, 2026  |  kalkinemedia.comK
MNTK Share News Today
May 13, 2026  |  uk.investing.comhttps://uk.investing.com/equities/montauk-renewables-news/6
Montauk Renewables Inc (MNTK) Q1 Results: Does Biogas Pay?
May 13, 2026  |  insidermonkey.comhttps://www.insidermonkey.com/blog/montauk-renewables-inc-mntk-q1-results-does-biogas-pay-1760053/

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

View All Headlines
Laboratory with a cryogenic quantum processor chamber, optical laser setup on a table, and data monitors displaying waveforms.
Quantum Earnings Week: Winners and Losers Are Finally Emerging
By Nathan Reiff | August 8, 2026
Laptop displaying stock price and bar charts on a desk, surrounded by icons representing tech, banking, healthcare, and retail sectors.
The S&P 493 Are Staging a Comeback—This Value ETF Offers Broad Exposure
By Jessica Mitacek | August 3, 2026
A semi-truck hauls a large cylindrical industrial component past police cars on a nighttime industrial roadway.
These 3 Stocks Have Soared in 2026—Can They Keep Climbing?
By Nathan Reiff | July 28, 2026
A brass balance scale weighs stacks of financial documents on a desk, with a stock candlestick chart in the background.
3 Fixed-Income ETFs Show Why Yield Is Only Part of the Income Story
By Nathan Reiff | August 2, 2026
General Electric (GE) logo displayed on glass panel with wind turbines and solar panels in the background.
GE Vernova’s AI Power Boom Faces a Profit Test
By Peter Frank | August 12, 2026
Aemetis stock logo

Aemetis NASDAQ:AMTX

$2.07 +0.15 (+7.81%)
As of 08/21/2026 04:00 PM Eastern

Aemetis, Inc. operates as a renewable natural gas and renewable fuels company. It operates through three segments: California Ethanol, California Dairy Renewable Natural Gas, and India Biodiesel. The company focuses on the operation, acquisition, development, and commercialization of technologies to produce low and negative carbon intensity renewable fuels that replace fossil-based products. In addition, it produces and sells ethanol; and wet distillers grains, distillers corn oil, and condensed distillers solubles to dairies and feedlots as animal feed. Further, the company markets and supplies USP alcohol and hand sanitizer; and produces renewable natural gas, as well as distilled biodiesel from various vegetable oil and animal waste feedstocks. Additionally, it researches and develops conversion technologies using waste feedstocks to produce biofuels and biochemicals. Furthermore, it sells biodiesel primarily to government oil marketing companies. Aemetis, Inc. is headquartered in Cupertino, California.

FutureFuel stock logo

FutureFuel NYSE:FF

$5.58 0.00 (0.00%)
As of 08/21/2026 03:58 PM Eastern

FutureFuel Corp., together with its subsidiaries, manufactures and sells diversified chemical, bio-based fuel, and bio-based specialty chemical products in the United States. The company operates through two segments, Chemicals and Biofuels. The Chemicals segment provides various custom chemicals that are used in the coatings, chemical intermediates, industrial and consumer cleaning, oil and gas, and specialty polymers industries; and performance chemicals, such as polymer modifiers, glycerin products, and various specialty chemicals and solvents. The Biofuels segment is involved in the production and sale of biodiesel and petrodiesel blends; and markets its biodiesel products directly to customers through trucks, barges, and rail cars. FutureFuel Corp. is headquartered in Saint Louis, Missouri.

Houston American Energy stock logo

Houston American Energy NYSEAMERICAN:HUSA

$2.19 +0.05 (+2.34%)
Closing price 12/5/2025
Extended Trading
$2.19 0.00 (0.00%)
As of 12/5/2025 07:58 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 Massive. Learn more.

Houston American Energy Corp., an independent oil and gas company, engages in the acquisition, exploration, exploitation, development, and production of natural gas, crude oil, and condensate. Its principal properties are located primarily in the Texas Permian Basin, the South American country of Colombia, and the onshore Louisiana Gulf Coast region. The company is based in Houston, Texas.

Montauk Renewables stock logo

Montauk Renewables NASDAQ:MNTK

$1.88 -0.01 (-0.53%)
As of 08/21/2026 04:00 PM Eastern

Montauk Renewables, Inc., a renewable energy company, engages in recovery and processing of biogas from landfills and other non-fossil fuel sources. It operates in two segments, Renewable Natural Gas and Renewable Electricity Generation. The company develops, owns, and operates renewable natural gas (RNG) projects that captures methane and prevents it from being released into the atmosphere by converting it into either RNG or electrical power for the electrical grid. Its customers for RNG and renewable identification numbers (RIN) include large, long-term owner-operators of landfills and livestock farms, local utilities, and large refiners in the natural gas and refining sectors. Montauk Renewables, Inc. was founded in 1980 and is headquartered in Pittsburgh, Pennsylvania.

Stock Comparison Ideas (A-K)

Stock Comparison Ideas (L-Z)

Stock Lists
Low Priced Stocks
Stocks By Exchange
Latest Stock Ideas