Companies: 10,795·Total market cap: $144.5T
Montauk Renewables, Inc.

Montauk Renewables, Inc.

MNTKNASDAQUtilities● Active
$1.72
+$0.06(+3.31%)
Market Cap$244115053
P/E Ratio—
52W High$2.78
52W Low$1.07
Overview

Montauk Renewables, Inc. (MNTK) Shares Outstanding — Overview

Basic and diluted weighted average shares, YoY change, float context, and historical trend from SEC filings and FMP.

MNTK · shares outstanding · updated Jun 8, 2026

Key metrics

Basic Shares Outstanding · Weighted average · fiscal year
143.0M▲ +0.52% YoY Change
FY · as of Dec 31, 2025 · Reported in USD
vs 142.3M in FY 2024
Diluted Shares Outstanding
143.1M
incl. options, RSUs, convertibles
Dilution Spread
+0.04%
Diluted vs Basic
YoY Change
+0.52%
year-over-year
Float (Free Float)
41.7M
publicly tradable shares
29.3% of total
Source: FMP /income-statement · /shares-float · SEC 10-K / 10-QUpdated: 2026-06-08

Shares Outstanding Growth Rate

3-Year CAGRincreasing
+0.4%
2022 → 2025
5-Year CAGRincreasing
+0.1%
2020 → 2025
10-Year CAGR—
—
—
ⓘ

Negative CAGR typically indicates share buyback or retirement activity. Interpret alongside Splits and Financials tabs. Splits / Financials

Shares outstanding history

↓ Decrease — typically buyback / retirement
↑ Increase — issuance / equity compensation
Latest
* most recent reported · FMP /income-statement · weightedAverageShsOut

Annual shares outstanding by year

FY 2025Latest
Diluted Shares: 143.1M
143.0M
+0.52%
FY 2024
Diluted Shares: 142.4M
142.3M
+0.39%
FY 2023
Diluted Shares: 142.2M
141.7M
+0.35%
FY 2022
Diluted Shares: 142.6M
141.2M
+0.16%
FY 2021
Diluted Shares: 141.0M
141.0M
-0.80%
FMP /income-statement · weightedAverageShsOut · weightedAverageShsOutDilUnit: Billions (B)

Utilities sector shares outstanding comparison

Shares Outstanding for similar companies or competitors in the Utilities sector.

#SymbolCompanyShares (Basic)vs MNTK
#1
NextEra Energy, Inc.NEE
NextEra Energy, Inc.
2.089B+>999%
#2
The Southern CompanySO
The Southern Company
1.103B+671.2%
#3
National Grid plcNGG
National Grid plc
989.2M+591.7%
#4
Duke Energy CorporationDUK
Duke Energy Corporation
777.0M+443.3%
#5
Constellation Energy CorporationCEG
Constellation Energy Corporation
313.0M+118.9%
#6
GE Vernova Inc.GEV
GE Vernova Inc.
272.0M+90.2%
#7
Montauk Renewables, Inc.MNTK
Montauk Renewables, Inc.YOU
143.0M—

/company-screener · per-peer /income-statement · cache 86400s

Understanding Shares Outstanding

What Are Shares Outstanding? (Basic)

Montauk Renewables, Inc. (MNTK) shares outstanding is the total number of issued shares held by shareholders — the basis for Basic EPS and market capitalization. As of December 31, 2025, Montauk Renewables, Inc. reports 143.0M basic shares outstanding (weighted average).

Basic vs. Diluted Shares Outstanding

Montauk Renewables, Inc.'s basic shares outstanding (143.0M) represents currently issued shares. Diluted shares outstanding (143.1M) also includes potential shares from stock options, RSUs, and convertibles. Dilution spread: +0.04%.

Shares Outstanding vs. Float (Free Float)

Montauk Renewables, Inc.'s float is 41.7M (29.3% of total shares outstanding) — shares freely available for public trading, excluding insider-held and restricted shares.

Float41.7M(29.3%)
Outstanding142.3M

ⓘ Float data from /shares-float reflects the most recent SEC filing period-end. The weighted average shares (from /income-statement) may differ — this is a normal reporting window difference, not a data error.

FMP /income-statement · /shares-float · SEC EDGAR · USD

About shares outstanding & methodology

Montauk Renewables, Inc. (MNTK) shares outstanding history from 2018 to 2025. Shares outstanding can be defined as the total number of shares held by all shareholders — including institutional investors, retail investors, and company insiders — assuming conversion of all convertible debt, securities, warrants, and options. This metric excludes the company's treasury shares.

Montauk Renewables, Inc. shares outstanding for the fiscal year ending December 31, 2025 were 143.0M, a 0.52% increase year-over-year. Montauk Renewables, Inc. FY 2025 shares outstanding were 143.0M, a +0.52% increase from FY 2024.

Montauk Renewables, Inc. is a leading company operating in the Utilities sector. The company's share count trajectory — with a 10-year CAGR of — — is a key signal for investors evaluating capital return policy, EPS accretion, and long-term shareholder value creation.

Figures tie to SEC 10-K/10-Q income statement disclosures and FMP /income-statement · /shares-float where noted.
Market capSplitsEarningsFinancials (Income)Cash on handFree cash flowNet incomePrice history

Frequently asked questions

MNTK shares outstanding · 4 questions

As of December 31, 2025, Montauk Renewables, Inc. (MNTK) has approximately 143.0M basic shares outstanding and 143.1M diluted shares outstanding. This represents a +0.52% year-over-year increase from FY 2024 (142.3M). The increase may reflect equity compensation issuances or secondary offerings.

MNTK shares outstandinghow many shares does MNTK haveMNTK basic shares 2025MNTK diluted shares

▸ Data: FMP /income-statement · /shares-float · SEC EDGAR · weighted average basis · Montauk Renewables, Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: 2026-06-08