SEC Filings for OPAL Fuels Inc. (OPAL)

Last updated: 2026-03-16 13:14 UTC | Total filings: 436

Browse the latest SEC filings and forms submitted by OPAL Fuels Inc. (OPAL). Access annual reports, quarterly statements, and other official disclosures.

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Form Filing Date Description Link
8-K March 16, 2026 8-K View Document
10-K March 16, 2026 10-K View Document
SCHEDULE 13D/A March 10, 2026 - View Document
8-K March 9, 2026 8-K View Document
4 March 9, 2026 FORM 4 View Document
SCHEDULE 13D/A Dec. 3, 2025 - View Document
10-Q Nov. 7, 2025 10-Q View Document
8-K Nov. 7, 2025 8-K View Document
3 Nov. 3, 2025 FORM 3 View Document
4 Nov. 3, 2025 FORM 4 View Document
8-K Oct. 28, 2025 8-K View Document
8-K Oct. 27, 2025 8-K View Document
4 Oct. 2, 2025 FORM 4 View Document
3 Oct. 2, 2025 FORM 3 View Document
8-K Sept. 29, 2025 8-K View Document
4 Aug. 19, 2025 FORM 4 View Document
8-K Aug. 7, 2025 8-K View Document
10-Q Aug. 7, 2025 10-Q View Document
8-K June 18, 2025 8-K View Document
4 June 16, 2025 FORM 4 View Document
4 June 16, 2025 FORM 4 View Document
4 May 27, 2025 FORM 4 View Document
4 May 27, 2025 FORM 4 View Document
4 May 27, 2025 FORM 4 View Document
4 May 22, 2025 FORM 4 View Document
4 May 22, 2025 FORM 4 View Document
4 May 22, 2025 FORM 4 View Document
4 May 21, 2025 FORM 4 View Document
4 May 21, 2025 FORM 4 View Document
4 May 20, 2025 FORM 4 View Document
SCHEDULE 13G/A May 15, 2025 - View Document
10-Q May 13, 2025 10-Q View Document
NT 10-Q May 13, 2025 NT 10-Q View Document
8-K May 8, 2025 8-K View Document
ARS April 28, 2025 FORM ARS View Document
DEF 14A April 25, 2025 DEF 14A View Document
DEFA14A April 25, 2025 DEFINITIVE ADDITIONAL MATERIALS View Document
8-K April 25, 2025 8-K View Document
8-K April 24, 2025 8-K View Document
SCHEDULE 13D/A April 23, 2025 - View Document
4 April 23, 2025 FORM 4 View Document
8-K April 23, 2025 8-K View Document
4 April 10, 2025 FORM 4 View Document
4 April 10, 2025 FORM 4 View Document
4 April 10, 2025 FORM 4 View Document
4 April 10, 2025 FORM 4 View Document
4 April 10, 2025 FORM 4 View Document
4 April 10, 2025 FORM 4 View Document
4 April 10, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
4 April 2, 2025 FORM 4 View Document
8-K March 28, 2025 8-K View Document
10-K March 17, 2025 10-K View Document
8-K March 14, 2025 8-K View Document
8-K March 5, 2025 8-K View Document
8-K Feb. 28, 2025 8-K View Document
8-K Feb. 3, 2025 8-K View Document
3 Feb. 3, 2025 FORM 3 View Document
3 Dec. 9, 2024 FORM 3 View Document
SC 13G/A Nov. 14, 2024 - View Document
SC 13G/A Nov. 12, 2024 - View Document
SC 13G/A Nov. 12, 2024 - View Document
10-Q Nov. 12, 2024 10-Q View Document
8-K Nov. 7, 2024 8-K View Document
SC 13G/A Nov. 4, 2024 - View Document
SC 13G/A Nov. 4, 2024 - View Document
8-K Sept. 19, 2024 8-K View Document
10-Q Aug. 9, 2024 10-Q View Document
10-Q/A Aug. 9, 2024 10-Q/A View Document
8-K Aug. 8, 2024 8-K View Document
8-K July 25, 2024 8-K View Document
4 July 1, 2024 FORM 4 View Document
8-K July 1, 2024 8-K View Document
8-K June 18, 2024 8-K View Document
4 May 22, 2024 FORM 4 View Document
4 May 22, 2024 FORM 4 View Document
144 May 21, 2024 - View Document
4 May 20, 2024 FORM 4 View Document
10-Q May 10, 2024 10-Q View Document
8-K May 9, 2024 8-K View Document
8-K May 1, 2024 8-K View Document
DEF 14A April 22, 2024 DEF 14A View Document
DEFA14A April 22, 2024 DEFA14A View Document
ARS April 22, 2024 ARS View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
4 April 2, 2024 FORM 4 View Document
8-K March 28, 2024 8-K View Document
10-K March 15, 2024 10-K View Document
SC 13D/A March 15, 2024 AMENDMENT NO. 1 TO SCHEDULE 13D View Document
4 March 14, 2024 FORM 4 View Document
4 March 14, 2024 FORM 4 View Document
8-K March 13, 2024 8-K View Document
8-K March 11, 2024 8-K View Document
SC 13G/A Feb. 14, 2024 SC 13G/A View Document
SC 13G/A Feb. 14, 2024 - View Document
SC 13G/A Feb. 13, 2024 - View Document
SC 13G Feb. 13, 2024 SCHEDULE 13G View Document
SC 13D/A Jan. 5, 2024 - View Document
4 Dec. 19, 2023 - View Document
SC 13D/A Dec. 19, 2023 AMENDMENT NO. 4 TO SCHEDULE 13D View Document
4 Dec. 14, 2023 FORM 4 View Document
4 Dec. 13, 2023 FORM 4 View Document
4 Dec. 4, 2023 FORM 4 View Document
4 Dec. 1, 2023 FORM 4 View Document
3 Nov. 22, 2023 FORM 3 View Document
8-K Nov. 22, 2023 8-K View Document
8-K Nov. 17, 2023 8-K View Document
424B3 Nov. 17, 2023 PROSPECTUS SUPPLEMENT View Document
8-K/A Nov. 15, 2023 8-K/A View Document
10-Q Nov. 14, 2023 10-Q View Document
8-K Nov. 13, 2023 8-K View Document
UPLOAD Nov. 2, 2023 - View Document
8-K Oct. 31, 2023 8-K View Document
4 Oct. 26, 2023 - View Document
8-K Oct. 26, 2023 8-K View Document
8-K/A Oct. 20, 2023 AMENDMENT NO. 1 TO FORM 8-K View Document
4 Oct. 19, 2023 OWNERSHIP DOCUMENT View Document
CORRESP Oct. 13, 2023 - View Document
8-K Oct. 12, 2023 8-K View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
4 Oct. 5, 2023 FORM 4 View Document
CORRESP Oct. 4, 2023 - View Document
8-K Sept. 20, 2023 8-K View Document
UPLOAD Sept. 15, 2023 - View Document
EFFECT Sept. 6, 2023 - View Document
8-K Sept. 5, 2023 8-K View Document
CORRESP Sept. 1, 2023 - View Document
8-K Aug. 31, 2023 8-K View Document
10-Q Aug. 14, 2023 10-Q View Document
S-3/A Aug. 11, 2023 AMENDMENT NO. 1 TO FORM S-3 View Document
424B3 Aug. 11, 2023 PROSPECTUS View Document
EFFECT Aug. 10, 2023 - View Document
8-K Aug. 9, 2023 8-K View Document
POS AM Aug. 2, 2023 POST-EFFECTIVE AMENDMENT NO. 3 TO FORM S-1 ON FORM S-3 View Document
S-3 Aug. 1, 2023 REGISTRATION STATEMENT View Document
8-K July 20, 2023 8-K View Document
3 June 29, 2023 FORM 3 View Document
8-K June 29, 2023 8-K View Document
4 June 29, 2023 FORM 4 View Document
4 June 29, 2023 FORM 4 View Document
8-K June 23, 2023 8-K View Document
4 June 12, 2023 - View Document
4 June 8, 2023 - View Document
8-K June 2, 2023 8-K View Document
4 May 23, 2023 FORM 4 View Document
4 May 22, 2023 FORM 4 View Document
4 May 19, 2023 FORM 4 View Document
424B3 May 15, 2023 424B3 View Document
424B3 May 15, 2023 424B3 View Document
EFFECT May 15, 2023 - View Document
10-Q May 15, 2023 10-Q View Document
8-K May 11, 2023 8-K View Document
8-K/A May 11, 2023 8-K/A View Document
DEF 14A May 9, 2023 DEF 14A View Document
ARS May 9, 2023 ARS View Document
8-K May 8, 2023 8-K View Document
POS AM May 4, 2023 POS AM View Document
POS AM May 3, 2023 POS AM View Document
4 May 2, 2023 FORM 4 View Document
8-K May 1, 2023 8-K View Document
SC 13D/A May 1, 2023 AMENDMENT NO. 3 TO SCHEDULE 13D View Document
4 May 1, 2023 - View Document
8-K April 19, 2023 8-K View Document
SC 13G/A April 11, 2023 - View Document
8-K April 5, 2023 8-K View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
4 April 4, 2023 FORM 4 View Document
10-K March 29, 2023 10-K View Document
8-K March 27, 2023 8-K View Document
8-K March 7, 2023 8-K View Document
SC 13G Feb. 21, 2023 SC 13G View Document
SC 13G Feb. 16, 2023 SC 13G View Document
SC 13G/A Feb. 14, 2023 - View Document
SC 13G/A Feb. 14, 2023 SC 13G/A View Document
SC 13G/A Feb. 14, 2023 - View Document
SC 13G/A Feb. 9, 2023 OPAL FUELS, INC. View Document
SC 13G Feb. 9, 2023 - View Document
4 Feb. 6, 2023 - View Document
4 Feb. 1, 2023 - View Document
SC 13D/A Feb. 1, 2023 AMENDMENT NO. 2 TO SCHEDULE 13D View Document
4 Jan. 27, 2023 - View Document
4 Jan. 27, 2023 FORM 4 View Document
4 Jan. 25, 2023 - View Document
4 Jan. 23, 2023 - View Document
4 Jan. 18, 2023 - View Document
SC 13D/A Dec. 23, 2022 AMENDMENT NO. 1 TO SCHEDULE 13D View Document
4 Dec. 23, 2022 - View Document
424B3 Dec. 22, 2022 424B3 View Document
8-K Dec. 22, 2022 8-K View Document
424B3 Dec. 22, 2022 424B3 View Document
25-NSE Dec. 21, 2022 - View Document
8-K Dec. 21, 2022 8-K View Document
SC TO-I/A Dec. 20, 2022 AMENDMENT NO. 1 TO FORM SC TO-I View Document
425 Dec. 20, 2022 425 View Document
4 Dec. 19, 2022 - View Document
8-K Dec. 19, 2022 8-K View Document
424B3 Dec. 19, 2022 424B3 View Document
4 Dec. 16, 2022 FORM 4 View Document
4 Dec. 16, 2022 FORM 4 View Document
EFFECT Dec. 15, 2022 - View Document
424B3 Dec. 15, 2022 PROSPECTUS SUPPLEMENT View Document
4 Dec. 12, 2022 FORM 4 View Document
4 Dec. 5, 2022 FORM 4 View Document
424B3 Nov. 22, 2022 424B3 View Document
8-K Nov. 22, 2022 8-K View Document
S-4 Nov. 18, 2022 REGISTRATION STATEMENT View Document
424B3 Nov. 18, 2022 424B3 View Document
425 Nov. 18, 2022 425 View Document
SC TO-I Nov. 18, 2022 TENDER OFFER STATEMENT View Document
8-K Nov. 18, 2022 8-K View Document
8-K/A Nov. 16, 2022 8-K/A View Document
424B3 Nov. 15, 2022 424B3 View Document
10-Q Nov. 14, 2022 10-Q View Document
8-K Nov. 14, 2022 8-K View Document
424B3 Nov. 8, 2022 PROSPECTUS View Document
EFFECT Nov. 8, 2022 - View Document
CORRESP Nov. 7, 2022 - View Document
S-1/A Nov. 4, 2022 AMENDMENT NO. 4 TO FORM S-1 View Document
UPLOAD Nov. 3, 2022 - View Document
CORRESP Nov. 3, 2022 - View Document
S-1/A Nov. 2, 2022 S-1/A View Document
UPLOAD Nov. 1, 2022 - View Document
CORRESP Nov. 1, 2022 - View Document
8-K Nov. 1, 2022 8-K View Document
S-1/A Oct. 14, 2022 AMENDMENT NO. 2 TO FORM S-1 View Document
CORRESP Oct. 14, 2022 - View Document
UPLOAD Oct. 11, 2022 - View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
4 Oct. 4, 2022 FORM 4 View Document
S-8 Oct. 3, 2022 S-8 View Document
8-K Oct. 3, 2022 8-K View Document
S-1/A Sept. 20, 2022 AMENDMENT NO. 1 TO FORM S-1 View Document
CORRESP Sept. 20, 2022 - View Document
8-K Sept. 19, 2022 8-K View Document
UPLOAD Sept. 1, 2022 - View Document
4 Aug. 31, 2022 FORM 4 View Document
4 Aug. 29, 2022 FORM 4 View Document
4 Aug. 25, 2022 FORM 4 View Document
S-1 Aug. 11, 2022 REGISTRATION STATEMENT View Document
8-K Aug. 10, 2022 8-K View Document
10-Q Aug. 10, 2022 10-Q View Document
8-K/A Aug. 10, 2022 AMENDMENT NO. 1 TO FORM 8-K View Document
8-K Aug. 8, 2022 8-K View Document
4 Aug. 5, 2022 - View Document
8-K Aug. 4, 2022 8-K View Document
SC 13G Aug. 1, 2022 SC 13G View Document
SC 13D Aug. 1, 2022 SCHEDULE 13D View Document
SC 13D Aug. 1, 2022 - View Document
SC 13D July 29, 2022 SCHEDULE 13D View Document
SC 13G July 28, 2022 - View Document
8-K July 27, 2022 CURRENT REPORT View Document
4 July 25, 2022 OWNERSHIP DOCUMENT View Document
4 July 25, 2022 OWNERSHIP DOCUMENT View Document
3 July 25, 2022 OWNERSHIP DOCUMENT View Document
3 July 25, 2022 OWNERSHIP DOCUMENT View Document
3 July 25, 2022 - View Document
3 July 25, 2022 - View Document
3 July 25, 2022 - View Document
3 July 25, 2022 OWNERSHIP DOCUMENT View Document
3 July 25, 2022 - View Document
3 July 25, 2022 - View Document
3 July 25, 2022 - View Document
3 July 25, 2022 - View Document
3 July 25, 2022 - View Document
3 July 25, 2022 OWNERSHIP DOCUMENT View Document
3 July 25, 2022 OWNERSHIP DOCUMENT View Document
3 July 25, 2022 OWNERSHIP DOCUMENT View Document
4 July 25, 2022 - View Document
4 July 25, 2022 - View Document
3 July 25, 2022 - View Document
4 July 25, 2022 - View Document
4 July 25, 2022 - View Document
4 July 25, 2022 - View Document
4 July 25, 2022 - View Document
4 July 25, 2022 - View Document
25-NSE July 21, 2022 - View Document
8-K July 18, 2022 CURRENT REPORT View Document
8-K July 18, 2022 CURRENT REPORT View Document
425 July 18, 2022 CURRENT REPORT View Document
SC 13G July 15, 2022 - View Document
425 July 12, 2022 FORM 425 View Document
425 July 6, 2022 FORM 425 View Document
425 June 28, 2022 FORM 425 View Document
EFFECT June 27, 2022 - View Document
424B3 June 27, 2022 PROXY STATEMENT View Document
SEC STAFF LETTER June 23, 2022 - View Document
CORRESP June 23, 2022 - View Document
S-4/A June 21, 2022 REGISTRATION STATEMENT View Document
CORRESP June 21, 2022 - View Document
UPLOAD June 17, 2022 - View Document
S-4/A June 14, 2022 REGISTRATION STATEMENT View Document
CORRESP June 14, 2022 - View Document
UPLOAD June 13, 2022 - View Document
CORRESP May 31, 2022 - View Document
S-4/A May 31, 2022 REGISTRATION STATEMENT View Document
SC 13G May 27, 2022 ARCLIGHT CLEAN TRANSITION CORP. II View Document
UPLOAD May 23, 2022 - View Document
UPLOAD May 18, 2022 - View Document
UPLOAD May 18, 2022 - View Document
UPLOAD May 18, 2022 - View Document
UPLOAD May 18, 2022 - View Document
10-Q May 16, 2022 FORM 10-Q View Document
8-K May 12, 2022 CURRENT REPORT View Document
425 May 12, 2022 CURRENT REPORT View Document
S-4/A May 12, 2022 REGISTRATION STATEMENT View Document
CORRESP May 12, 2022 - View Document
UPLOAD May 11, 2022 - View Document
S-4/A May 9, 2022 REGISTRATION STATEMENT View Document
425 May 9, 2022 FORM 425 View Document
425 May 9, 2022 FORM 425 View Document
CORRESP May 6, 2022 - View Document
UPLOAD May 4, 2022 - View Document
425 April 26, 2022 OPAL FUELS INVESTER EVENT View Document
S-4/A April 18, 2022 REGISTRATION STATEMENT View Document
SEC STAFF LETTER April 18, 2022 - View Document
CORRESP April 15, 2022 - View Document
425 April 4, 2022 FORM 425 View Document
S-4/A March 25, 2022 AMENDMENT NO. 1 TO FORM S-4 View Document
10-K March 9, 2022 10-K View Document
UPLOAD March 7, 2022 - View Document
425 March 4, 2022 FORM 425 View Document
SC 13G Feb. 14, 2022 SC 13G View Document
SC 13G/A Feb. 14, 2022 ARCLIGHT CLEAN TRANSITION CORP. II View Document
SC 13G/A Feb. 10, 2022 ARCLIGHT CLEAN TRANSITION CORP. II View Document
425 Feb. 9, 2022 FORM 425 View Document
S-4 Feb. 8, 2022 REGISTRATION STATEMENT View Document
SC 13G Feb. 3, 2022 ARCLIGHT CLEAN TRANSITION CORP. II View Document
4/A Feb. 3, 2022 FORM 4/A SUBMISSION View Document
4/A Feb. 3, 2022 FORM 4/A SUBMISSION View Document
8-K Jan. 3, 2022 8-K View Document
425 Dec. 14, 2021 425 View Document
425 Dec. 13, 2021 425 View Document
SC 13G Dec. 10, 2021 - View Document
425 Dec. 10, 2021 425 View Document
8-K Dec. 3, 2021 8-K View Document
425 Dec. 3, 2021 425 View Document
425 Dec. 2, 2021 425 View Document
425 Dec. 2, 2021 425 View Document
425 Dec. 2, 2021 425 View Document
425 Dec. 2, 2021 425 View Document
425 Dec. 2, 2021 425 View Document
8-K Dec. 2, 2021 8-K View Document
10-Q/A Nov. 26, 2021 10-Q/A View Document
10-Q/A Nov. 26, 2021 10-Q/A View Document
10-Q/A Nov. 26, 2021 10-Q/A View Document
8-K Nov. 26, 2021 8-K View Document
10-Q Nov. 5, 2021 10-Q View Document
10-Q Aug. 5, 2021 10-Q View Document
SC 13G June 1, 2021 SC 13G View Document
10-Q May 21, 2021 10-Q View Document
NT 10-Q May 18, 2021 NT 10-Q View Document
4 May 10, 2021 FORM 4 SUBMISSION View Document
8-K May 10, 2021 FORM 8-K View Document
4 May 10, 2021 FORM 4 SUBMISSION View Document
SC 13G April 1, 2021 ARCLIGHT CLEAN TRANSITION CORP. II View Document
8-K March 31, 2021 8-K View Document
8-K March 26, 2021 8-K View Document
424B4 March 24, 2021 424B4 View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
CERT March 22, 2021 - View Document
8-A12B March 22, 2021 8-A12B View Document
EFFECT March 22, 2021 - View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
S-1MEF March 22, 2021 S-1MEF View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
3 March 22, 2021 FORM 3 SUBMISSION View Document
CORRESP March 18, 2021 - View Document
CORRESP March 18, 2021 - View Document
S-1/A March 9, 2021 S-1/A View Document
CORRESP March 8, 2021 - View Document
UPLOAD March 3, 2021 - View Document
S-1 Feb. 4, 2021 S-1 View Document