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Compare
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Aemetis, Inc stock logo
AMTX
Aemetis
$1.93
-1.3%		$1.74
$1.30
▼
$3.80
$139.65M1.471.26 million shs286,545 shs
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
$1.79
+0.3%		$1.85
$1.54
▼
$3.11
$395.31M1.821.50 million shs1.19 million shs
Gevo, Inc. stock logo
GEVO
Gevo
$1.58
-0.4%		$1.58
$1.37
▼
$2.97
$391.87M1.053.44 million shs782,594 shs
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$2.31
+4.3%		$1.86
$1.07
▼
$2.73
$333.79M0.54311,172 shs363,317 shs
10 Stocks Powering The Next AI Boom Cover
10 Stocks Powering The Next AI Boom

The AI boom is creating opportunities across semiconductors, cloud computing, enterprise software, infrastructure, cybersecurity, and automation.

Inside this report, you’ll find 10 companies positioned to benefit as artificial intelligence moves from hype to real-world deployment and becomes a core growth driver for corporate America.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Aemetis, Inc stock logo
AMTX
Aemetis
-2.99%+6.56%+10.17%+0.52%-9.72%
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
+9.20%+7.88%-2.73%-5.82%-25.83%
Gevo, Inc. stock logo
GEVO
Gevo
+1.27%-3.05%-5.92%+9.66%-4.79%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
-16.29%-0.90%+17.55%+37.27%+9.41%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Aemetis, Inc stock logo
AMTX
Aemetis
$1.93
-1.3%		$1.74
$1.30
▼
$3.80
$139.65M1.471.26 million shs286,545 shs
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
$1.79
+0.3%		$1.85
$1.54
▼
$3.11
$395.31M1.821.50 million shs1.19 million shs
Gevo, Inc. stock logo
GEVO
Gevo
$1.58
-0.4%		$1.58
$1.37
▼
$2.97
$391.87M1.053.44 million shs782,594 shs
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$2.31
+4.3%		$1.86
$1.07
▼
$2.73
$333.79M0.54311,172 shs363,317 shs
10 Stocks Powering The Next AI Boom Cover
10 Stocks Powering The Next AI Boom

The AI boom is creating opportunities across semiconductors, cloud computing, enterprise software, infrastructure, cybersecurity, and automation.

Inside this report, you’ll find 10 companies positioned to benefit as artificial intelligence moves from hype to real-world deployment and becomes a core growth driver for corporate America.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Aemetis, Inc stock logo
AMTX
Aemetis
-2.99%+6.56%+10.17%+0.52%-9.72%
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
+9.20%+7.88%-2.73%-5.82%-25.83%
Gevo, Inc. stock logo
GEVO
Gevo
+1.27%-3.05%-5.92%+9.66%-4.79%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
-16.29%-0.90%+17.55%+37.27%+9.41%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Aemetis, Inc stock logo
AMTX
Aemetis
2.00
Hold$11.88510.54% Upside
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
2.25
Hold$2.3832.78% Upside
Gevo, Inc. stock logo
GEVO
Gevo
2.17
Hold$2.5561.90% Upside
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
2.20
Hold$1.80-24.21% Downside

Current Analyst Ratings Breakdown

Latest AMTX, GEVO, MNTK, and CLNE Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
9/4/2026
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
Weiss Ratings logo
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
DowngradeSell (D-) ➝ Sell (E+)
9/1/2026
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
Zacks Research logo
Zacks Research
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
UpgradeHold ➝ Strong-Buy
8/18/2026
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
Raymond James Financial, Inc. logo
Raymond James Financial
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingStrong-Buy$2.50
8/14/2026
Gevo, Inc. stock logo
GEVO
Gevo
Jefferies Financial Group Inc. logo
Jefferies Financial Group
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingHold$1.90
8/14/2026
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
Jefferies Financial Group Inc. logo
Jefferies Financial Group
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingHold$1.90
7/17/2026
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
UBS Group AG logo
UBS Group
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
DowngradeBuy ➝ Hold$2.75
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
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
Weiss Ratings logo
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D-)
7/17/2026
Gevo, Inc. stock logo
GEVO
Gevo
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)
7/16/2026
Gevo, Inc. stock logo
GEVO
Gevo
Northland Securities logo
Northland Securities
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Set Price Target$3.75
(Data available from 9/15/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Aemetis, Inc stock logo
AMTX
Aemetis
$197.63M0.71N/AN/A($4.63) per share-0.42
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
$424.83M0.93N/AN/A$2.58 per share0.70
Gevo, Inc. stock logo
GEVO
Gevo
$177.51M2.19N/AN/A$1.92 per share0.82
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$189.10M1.79$0.20 per share11.70$1.85 per share1.28
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)
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
-$222.02M-$0.44N/AN/AN/A-21.27%-16.52%-8.87%11/3/2026 (Estimated)
Gevo, Inc. stock logo
GEVO
Gevo
-$33.84M-$0.89N/A157.50N/A-119.93%-6.50%-4.22%11/9/2026 (Estimated)
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
$1.75M$0.0639.7413.97N/A3.40%2.45%1.47%11/4/2026 (Estimated)

Latest AMTX, GEVO, MNTK, and CLNE Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
8/6/2026Q2 2026
Aemetis, Inc stock logo
AMTX
Aemetis
-$0.2905-$0.13+$0.1605-$0.13$67.69 million$62.70 million
8/6/2026Q2 2026
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
-$0.0107-$0.01+$0.0007-$0.07$111.27 million$106.36 million
8/6/2026Q2 2026
Gevo, Inc. stock logo
GEVO
Gevo
-$0.0209-$0.01+$0.0109-$0.75$46.40 million$46.50 million
CompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive Growth
Aemetis, Inc stock logo
AMTX
Aemetis
N/AN/AN/AN/AN/A
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
N/AN/AN/AN/AN/A
Gevo, Inc. stock logo
GEVO
Gevo
N/AN/AN/AN/AN/A
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
N/AN/AN/AN/AN/A
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Aemetis, Inc stock logo
AMTX
Aemetis
N/A
0.08
0.05
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
0.41
2.48
2.15
Gevo, Inc. stock logo
GEVO
Gevo
0.61
2.70
2.19
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%
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
49.94%
Gevo, Inc. stock logo
GEVO
Gevo
35.17%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
16.35%

Insider Ownership

CompanyInsider Ownership
Aemetis, Inc stock logo
AMTX
Aemetis
13.00%
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
4.12%
Gevo, Inc. stock logo
GEVO
Gevo
7.09%
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
54.30%
CompanyEmployeesShares OutstandingFree FloatOptionable
Aemetis, Inc stock logo
AMTX
Aemetis
16072.17 million62.79 millionOptionable
Clean Energy Fuels Corp. stock logo
CLNE
Clean Energy Fuels
503220.23 million211.15 millionOptionable
Gevo, Inc. stock logo
GEVO
Gevo
151247.24 million229.71 millionOptionable
Montauk Renewables, Inc. stock logo
MNTK
Montauk Renewables
189142.34 million65.05 millionOptionable

Recent News About These Companies

Montauk Renewables, Inc. (MNTK) Hit a 52 Week High, Can the Run Continue?
September 10, 2026  |  zacks.comhttps://www.zacks.com/stock/news/2987582/montauk-renewables-inc-mntk-hit-a-52-week-high-can-the-run-continue?cid=cs-stocknewsapi-ft-52_week_high-2987582
BlackRock Inc. Acquires Shares of 4,709,893 Montauk Renewables, Inc. $MNTK
September 5, 2026  |  marketbeat.comhttps://www.marketbeat.com/instant-alerts/filing-blackrock-inc-acquires-shares-of-4709893-montauk-renewables-inc-mntk-2026-09-05/
Surging Earnings Estimates Signal Upside for Montauk Renewables (MNTK) Stock
September 3, 2026  |  zacks.comhttps://www.zacks.com/stock/news/2984692/surging-earnings-estimates-signal-upside-for-montauk-renewables-mntk-stock?cid=cs-stocknewsapi-ft-fundamental_analysis|yseop_template_8-2984692
New Strong Buy Stocks for September 3rd
September 3, 2026  |  zacks.comhttps://www.zacks.com/commentary/2983480/new-strong-buy-stocks-for-september-3rd?cid=cs-stocknewsapi-ft-zacks_1_rank_additions-2983480
Montauk Renewables (NASDAQ:MNTK) Upgraded at Zacks Research
September 3, 2026  |  marketbeat.comhttps://www.marketbeat.com/instant-alerts/analyst-montauk-renewables-nasdaq-mntk-upgraded-at-zacks-research-2026-09-03/
Should Value Investors Buy Montauk Renewables (MNTK) Stock?
September 2, 2026  |  zacks.comhttps://www.zacks.com/stock/news/2983662/should-value-investors-buy-montauk-renewables-mntk-stock?cid=cs-stocknewsapi-ft-fundamental_analysis|yseop_template_2-2983662
Montauk Renewables, Inc. (NASDAQ:MNTK) Given Consensus Recommendation of "Reduce" by Analysts
August 27, 2026  |  marketbeat.comhttps://www.marketbeat.com/instant-alerts/consensus-montauk-renewables-inc-nasdaq-mntk-given-consensus-recommendation-of-reduce-by-analysts-2026-08-27/
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 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
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 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

New MarketBeat Followers Over Time

Media Sentiment Over Time

Aemetis stock logo

Aemetis NASDAQ:AMTX

$1.92 -0.03 (-1.28%)
As of 02:17 PM Eastern
This is a fair market value price provided by Massive. Learn more.

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.

Clean Energy Fuels stock logo

Clean Energy Fuels NASDAQ:CLNE

$1.78 +0.01 (+0.28%)
As of 02:17 PM Eastern
This is a fair market value price provided by Massive. Learn more.

Clean Energy Fuels Corp. provides natural gas as alternative fuels for vehicle fleets and related fueling solutions in the United States and Canada. It supplies renewable natural gas (RNG), compressed natural gas (CNG), and liquefied natural gas (LNG) for medium and heavy-duty vehicles; and offers operation and maintenance services for public and private vehicle fleet customer stations. The company also designs, builds, operates, and maintains vehicle fueling stations; and sells and services compressors and other equipment that are used in RNG production and fueling stations. In addition, it transports and sells CNG, RNG, and LNG through virtual natural gas pipelines and interconnects; sells U.S. federal, state, and local government credits, such as RNG as a vehicle fuel, including Renewable Identification Numbers and Low Carbon Fuel Standards credits; and obtains federal, state, and local credits, grants, and incentives. Further, the company focuses on developing, owning, and operating dairy and other livestock waste RNG projects. It serves heavy-duty trucking, airports, refuse, public transit, industrial, and institutional energy users, as well as government fleets. Clean Energy Fuels Corp. was incorporated in 2001 and is headquartered in Newport Beach, California.

Gevo stock logo

Gevo NASDAQ:GEVO

$1.58 -0.01 (-0.44%)
As of 02:18 PM Eastern
This is a fair market value price provided by Massive. Learn more.

Gevo, Inc. operates as a carbon abatement company. It operates through three segments: Gevo, Agri-Energy, and Renewable Natural Gas. The company focuses on transforming renewable energy into energy-dense liquid hydrocarbons that can be used as renewable fuels. It offers renewable gasoline and diesel, isobutanol, sustainable aviation fuel, renewable natural gas, isobutylene, ethanol, and animal feed and protein. The company was formerly known as Methanotech, Inc. and changed its name to Gevo, Inc. in March 2006. Gevo, Inc. was incorporated in 2005 and is headquartered in Englewood, Colorado.

Montauk Renewables stock logo

Montauk Renewables NASDAQ:MNTK

$2.31 +0.10 (+4.30%)
As of 02:16 PM Eastern
This is a fair market value price provided by Massive. Learn more.

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.

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