Companies: 10,795·Total market cap: $144.5T
OPAL Fuels Inc.

OPAL Fuels Inc.

OPALNASDAQUtilities● Active
$2.10
$-0.22(-9.31%)
Market Cap$59254226
P/E Ratio
52W High$3.4
52W Low$1.65
SEC Filings

OPAL Fuels Inc. (OPAL) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0001842279 · OPAL · NASDAQ · as of Jun 8, 2026

Filing snapshot

475
Total Filings
4
Latest Form
2026-06-04
Most Recent
2021
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0001842279 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-03-16
Fiscal Year End
Mar 16, 2026
Accession No.
0001628280-26-017908
Primary Document
wdq-20251231.htm
Source: data.sec.gov · CIK 0001842279 · Accession 0001628280-26-017908

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-11
8-KCurrent Report
8-K
2026-06-03Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
8-KCurrent Report
8-K
2026-06-03
View
8-KCurrent Report
8-K
2026-05-20
View
8-KCurrent Report
8-K
2026-05-11
View
10-QQuarterly Report
10-Q
2026-05-11
View
8-KCurrent Report
8-K
2026-04-28
View
DEFA14AProxy Statement (Additional)
DEFINITIVE ADDITIONAL MATERIALS
2026-04-23
View
ARSARS
FORM ARS
2026-04-23
View
DEF 14AProxy Statement
DEF 14A
2026-04-23
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-04-07
View
10-KAnnual Report
10-K
2026-03-16
View
8-KCurrent Report
8-K
2026-03-16
View
SCHEDULE 13D/ASCHEDULE 13D/A
SCHEDULE 13D/A
2026-03-10
View
8-KCurrent Report
8-K
2026-03-09
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-01-08
View
SCHEDULE 13D/ASCHEDULE 13D/A
SCHEDULE 13D/A
2025-12-03
View
Showing 1–15 of 312 filingsForm 4 / 144 hidden· 475 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0001842279  |  Exchange: NASDAQ · Utilities

OPAL Fuels Inc. (NASDAQ: OPAL) has submitted 475 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2021. As a Utilities sector company with CIK 0001842279, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is OPAL Fuels Inc.'s most comprehensive regulatory disclosure. The most recent OPAL Fuels Inc. 10-K was filed on 2026-03-16 for fiscal year ending 2026. Historical OPAL 10-K annual reports are available from 2021 through 2026.

Investors researching OPAL Fuels Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-08

Frequently Asked Questions

OPAL SEC Filings · 8 questions

OPAL Fuels Inc. (OPAL) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 475 filings and access original documents at no cost. OPAL Fuels Inc.'s CIK is 0001842279.

OPAL SEC filingsOPAL Fuels Inc. SEC documentsfind OPAL 10-K