IPOGrid
0001883984
IPO filing research
Alternus Clean Energy, Inc.
Electric & Other Services Combined · ALCE
follow-on
filed
Nasdaq
S-1
Alternus Clean Energy, Inc. IPO research page with SEC filing history, offering status, deal terms, structured filing extracts, company news, and comparable IPO context. Latest filing: S-1 on 2026-08-06. Current deal snapshot: exchange Nasdaq.
Filing Timeline
SEC EDGAR
S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
First tracked pre-IPO filing for this issuer.
2,000,000,000 shares
Common Stock · Exchange NASDAQ · Ticker ALCE · Selling stockholders only · Use of proceeds Proceeds will go to selling stockholders; company will pay registration fees and expenses
2026-08-06 · 0001437749-26-025994
RW
withdrawn
Withdrawal request
Issuer requested withdrawal of the registration statement.
Follows S-1 and ends the active registration process.
2026-07-15 · 0001437749-26-023614
S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows EFFECT in the pre-IPO sequence.
Series B Warrant to purchase one share · Exchange Nasdaq Capital Market · each unit consists of one share of common stock, one Series A Warrant, and one Series B Warrant · Series A and B Warrants exercisable at 150% of public offering price with reset provisions and anti-dilution protections · Use of proceeds working capital · Flags units, warrants
2025-01-27 · 0001213900-25-007054
EFFECT
effective
SEC effectiveness notice
SEC declared the registration statement effective, allowing the offering to proceed.
Follows S-1/A and marks the registration effective.
2024-12-19 · 9999999995-24-003838
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1 filing.
4,993,341 shares
Common Stock · Exchange Nasdaq · Ticker ALCE · Common stock purchase warrants issued to 3i, LP and Maxim Partners LLC as placement agent · Selling stockholders only · Use of proceeds Registration to satisfy contractual obligations to selling securityholders · Flags warrants
2024-12-16 · 0001213900-24-109269
S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows 424B4 in the pre-IPO sequence.
4,993,341 shares
Common Stock · Exchange Nasdaq · Ticker ALCE · Common stock purchase warrants issued to 3i, LP and Maxim Partners LLC · Selling stockholders only · Use of proceeds Selling stockholders reselling shares; no proceeds to the company · Flags warrants
2024-12-03 · 0001213900-24-105086
424B4
priced
Final prospectus
Final prospectus filed after pricing with final deal terms.
Follows 424B4 and confirms the priced prospectus.
35,575,274 shares
common stock, $0.0001 par value per share · Exchange Nasdaq · Ticker ALCE · 3i Warrant exercisable for 2,411,088 shares at $0.48 per share, expiring 2029 · Selling stockholders only · Use of proceeds Potential proceeds from 3i Warrant exercise, if any, for working capital or other corporate purposes · Underwriters self-underwritten
2024-08-02 · 0001213900-24-064629
424B4
priced
Final prospectus
Final prospectus filed after pricing with final deal terms.
Follows EFFECT and confirms the priced prospectus.
80,217,968 shares
common stock · Exchange Nasdaq · Ticker ALCE · one share of common stock and one one-half of one warrant · Public Warrants (exercise price $11.50), Sponsor Warrants (exercise price $11.50), SCM Tech Warrants (exercise prices $0.01 and $11.50) · Selling stockholders only · Use of proceeds to receive cash from warrant exercises
2024-08-02 · 0001213900-24-064627
EFFECT
effective
SEC effectiveness notice
SEC declared the registration statement effective, allowing the offering to proceed.
Follows EFFECT and marks the registration effective.
2024-07-31 · 9999999995-24-002331
EFFECT
effective
SEC effectiveness notice
SEC declared the registration statement effective, allowing the offering to proceed.
Follows S-1/A and marks the registration effective.
2024-07-31 · 9999999995-24-002329
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
35,575,274 shares · Gross proceeds $0.00
common stock · Exchange Nasdaq · Ticker ALCE · Includes warrants for 2,411,088 and 241,109 shares · Selling stockholders only · Use of proceeds Proceeds from warrant exercises, if any, to be used for general corporate purposes · Flags warrants · Underwriters self-underwritten
2024-07-26 · 0001013762-24-001438
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
80,217,968 shares
common stock · Exchange Nasdaq · Ticker ALCE · one share of common stock and one half of one warrant · Public Warrants at $11.50, Sponsor Warrants at $11.50, and SCM Tech Warrants at $0.01 and $11.50 · Selling stockholders only · Use of proceeds Proceeds from warrant exercises, if any, will be used for general corporate purposes · Flags units, warrants
2024-07-19 · 0001213900-24-063127
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
35,575,274 shares
common · Exchange Nasdaq · Ticker ALCE · Includes 3i Warrant and Placement Agent Warrant for common stock · Selling stockholders only · Use of proceeds Proceeds from warrant exercises, if any · Flags self_underwritten, warrants
2024-07-19 · 0001213900-24-063120
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
80,217,968 shares
common stock · Exchange Nasdaq · Ticker ALCE · 1 share of common stock and one one-half of one warrant · Public Warrants, Sponsor Warrants, and SCM Tech Warrants with exercise prices of $11.50, $0.01, and $0.01 · Selling stockholders only · Use of proceeds Proceeds from warrant exercises for cash · Flags units, warrants
2024-07-01 · 0001213900-24-057901
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
35,575,274 shares
common stock · Exchange Nasdaq · Ticker ALCE · 3i Warrant (2,411,088 shares) and Placement Agent Warrant (241,109 shares) · Selling stockholders only · Use of proceeds Potential proceeds from exercise of 3i Warrant, if exercised · Flags warrants, self_underwritten · Underwriters self-underwritten
2024-07-01 · 0001213900-24-057880
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
2,411,088 shares · Gross proceeds $2,000,000
Common Stock · Warrant to purchase 2,411,088 shares at $0.480 exercise price · Selling stockholders only · Use of proceeds Working capital and general corporate purposes · Underwriters self-underwritten
2024-07-01 · 0001213900-24-057366
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1 filing.
Restricted Common Stock · Warrant to purchase 2,411,088 shares at $0.480 per share
2024-05-06 · 0001213900-24-040015
S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows S-1 in the pre-IPO sequence.
35,575,274 shares
common stock · Exchange Nasdaq · Ticker ALCE · 3i Warrant for 2,411,088 shares at $0.48 and Placement Agent Warrant for 241,109 shares · Selling stockholders only · Use of proceeds Proceeds from warrant exercises, if any, to be used for general corporate purposes · Flags warrants · Underwriters self-underwritten
2024-04-29 · 0001213900-24-037297
S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows 425 in the pre-IPO sequence.
68,872,901 shares
common stock · Exchange Nasdaq · Ticker ALCE · each Sponsor Unit consists of one share of common stock and one half of one warrant · Sponsor Warrants exercisable at $11.50 per share and SCM Tech Warrants exercisable at $0.01 and $11.50 per share · Selling stockholders only · Use of proceeds Proceeds from warrant exercises, if any, for cash · Flags units, warrants
2024-01-19 · 0001213900-24-004934
425
supplemental
425
Pre-IPO filing captured from the SEC submission timeline.
Follows 424B4 in the pre-IPO sequence.
2023-12-06 · 0001104659-23-123746
424B4
priced
Final prospectus
Final prospectus filed after pricing with final deal terms.
Follows EFFECT and confirms the priced prospectus.
Price $10.00 · 20,000,000 shares · Gross proceeds $200,000,000
Units consisting of one share of Class A common stock, one right, and one-half of one warrant · Exchange Nasdaq · Ticker CLINU · Over-allotment 3,000,000 · Each unit consists of one share of Class A common stock, one right, and one-half of one warrant · Each unit includes one-half of a warrant to purchase one share of Class A common stock at $11.50 per share · Use of proceeds Proceeds held in trust for business combination or shareholder redemptions · Flags units · Underwriters Citigroup, JonesTrading
2022-02-25 · 0001104659-22-027374
EFFECT
effective
SEC effectiveness notice
SEC declared the registration statement effective, allowing the offering to proceed.
Follows CERT and marks the registration effective.
2022-02-23 · 9999999995-22-000493
CERT
inactive
CERT
Pre-IPO filing captured from the SEC submission timeline.
Follows 8-A12B in the pre-IPO sequence.
2022-02-23 · 0001354457-22-000151
8-A12B
effective
Exchange Act registration
Registration filed to list the securities under the Exchange Act ahead of trading.
Follows S-1/A and registers the class of securities for exchange listing.
2022-02-23 · 0001104659-22-025767
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
Price $10.00 · 20,000,000 shares · Gross proceeds $200,000,000
Units consisting of one share of Class A common stock, one right, and one-half of one warrant. · Exchange Nasdaq · Ticker CLEA · Over-allotment 3,000,000 · Each unit consists of one share of Class A common stock, one right, and one-half of one warrant. · Each warrant entitles the holder to purchase one share of Class A common stock at $11.50 per share. Warrants become exercisable 30 days after initial business combination or 12 months from offering, and expire on the fifth anniversary of the business combination. · Use of proceeds For the business combination and related expenses. · Flags units, warrants · Underwriters underwriters
Alternus Clean Energy, Inc. is a blank check company formed to effect a business combination in the global energy transition ecosystem. The IPO offers units priced at $10.00 each, comprising Class A common stock, rights, and warrants. The sponsor has committed to purchasing 800,000 private units, with potential additional purchases if the underwriters exercise their over-allotment option. The company has 15 months (extendable to 18) to complete a business combination, with a trust account holding proceeds. Failure to do so triggers redemption of public shares. The filing highlights risks related to the lack of operating history, reliance on the sponsor, and market volatility.
2022-02-09 · 0001104659-22-017177
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
Price $10.00 · 20,000,000 shares · Gross proceeds $200,000,000
Class A · Exchange Nasdaq Global Market · Over-allotment 3,000,000 · Each unit consists of one share of Class A common stock, one right, and one-half of one warrant · Each whole warrant entitles the holder to purchase one share of Class A common stock at $11.50 per share, exercisable 30 days after business combination or 12 months from offering, expiring on fifth anniversary of business combination · Use of proceeds For general corporate purposes, including potential business combinations and operational expenses · Flags units, warrants
Alternus Clean Energy, Inc. is a blank check company aiming to merge with a business in the global energy transition ecosystem. The S-1/A filing details an IPO of units priced at $10.00 each, comprising Class A shares, rights, and warrants. The company has committed $202 million (or $232.3 million with over-allotment) to a trust account, with proceeds intended for a business combination within 15 months (extendable to 18 months under specific conditions). The sponsor, Clean Earth Acquisitions Sponsor, LLC, has secured private placements and outlined founder share vesting terms tied to stock performance. No public market exists for securities, which will be listed on Nasdaq upon completion.
2022-02-09 · 0001104659-22-014625
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
Price $10.00 · 23,000,000 shares · Gross proceeds $230,000,000
Class A · Exchange Nasdaq Capital Market · Ticker CLINU · Over-allotment 3,000,000 · Each unit consists of one share of Class A common stock and one-half of one Redeemable Warrant · Each warrant entitles the holder to purchase one share of Class A common stock at $11.50 per share, exercisable 30 days after initial business combination or 12 months from offering, expiring on fifth anniversary of business combination · Use of proceeds For business combination and working capital · Flags units, warrants · Underwriters Citigroup Global Markets Inc.
Alternus Clean Energy, Inc. is conducting an IPO with a private placement of 800,000 units at $10.00 per unit, totaling $8 million. The sponsor will purchase additional private units if the over-allotment option is exercised, maintaining $10.10 per unit in the trust account. An anchor investor has expressed interest in purchasing 9.9% of the offering, with potential influence over business decisions. The company plans to use proceeds for working capital, with possible loans from sponsors and directors. Registration rights and indemnification agreements are outlined, along with risks related to the trust account and business combination success.
2022-01-07 · 0001104659-22-002342
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
Price $10.00 · 23,000,000 shares · Gross proceeds $230,000,000
Class A · Exchange NASDAQ · Over-allotment 3,000,000 · One share of Class A common stock and one-half of one Redeemable Warrant · Redeemable Warrants exercisable at $11.50 per share · Flags units, warrants
Alternus Clean Energy, Inc. (formerly Clean Earth Acquisitions Corp.) filed an S-1/A registration statement with the SEC on December 8, 2021, amending its initial registration to include additional securities and update disclosures. The filing focuses on registering units consisting of Class A common stock and redeemable warrants, with a total proposed offering value of $362.25 million. Key elements include indemnification provisions for directors/officers under Delaware law, detailed expense estimates for the offering, and an explanatory note clarifying the amendment's scope. The filing also references legal counsel and underwriter-related expenses.
2021-12-08 · 0001104659-21-147437
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1 filing.
Price $10.00 · 23,000,000 shares · Gross proceeds $230,000,000
Class A · Exchange NASDAQ · Over-allotment 3,000,000 · Each Unit consists of one share of Class A common stock and one-half of one Redeemable Warrant · Redeemable Warrants · Flags units, warrants
Clean Earth Acquisitions Corp. filed an S-1/A amendment to its initial registration statement on December 1, 2021, primarily to include additional exhibits such as 1.1, 4.1, 4.2, 4.3, 4.4, 5.1, 10.1, 10.2, 10.4, and 23.2. The amendment does not appear to modify the core offering details, which involve registering 23 million units consisting of Class A common stock and redeemable warrants. The filing also includes information about registration fees, underwriting discounts, and other offering expenses.
2021-12-01 · 0001104659-21-145533
S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows DRS in the pre-IPO sequence.
Price $10.00 · 23,000,000 shares · Gross proceeds $230,000,000
Class A · Exchange Nasdaq Capital Market · Ticker CLINU · Over-allotment 3,000,000 · each unit consists of one share of Class A common stock and one-half of one Redeemable Warrant · Each warrant entitles the holder to purchase one share of Class A common stock at $11.50 per share, exercisable 30 days after initial business combination and 12 months from offering, expiring on fifth anniversary of business combination · Use of proceeds To fund the business combination and related expenses · Flags units, warrants
Alternus Clean Energy, Inc. (formerly Clean Earth Acquisitions Corp.) is conducting an IPO with units priced at $10.00 each, comprising one Class A share and half a warrant. The offering includes a 45-day over-allotment option for 3,000,000 units. The sponsor has committed to a private placement of 800,000 units at $10.00 per unit, with potential additional purchases to maintain trust account reserves. The company plans to list units on Nasdaq under 'CLINU,' with separate trading of Class A shares and warrants starting 52 days post-filing. The business combination timeline can be extended by three months if the sponsor deposits $2M into the trust account. The company is an emerging growth company with reduced reporting requirements and no public market for its securities.
2021-11-19 · 0001104659-21-141504
DRS
filed
Draft registration statement
Draft registration filed confidentially before the public launch.
First tracked pre-IPO filing for this issuer.
2021-10-27 · 0001104659-21-130514
Comparable Deals
1 comparable deal
UtilitiesLast 18 months
Only 0 strict matches; expanded to 1 using nearest neighbors.
Recent News
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