UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): ~~January~~February 3021, 2023

Decarbonization Plus Acquisition Corporation IV

(Exact name of registrant as specified in its charter)

Cayman Islands	001-40731	98-1585724
Canada	001-40731	98-1585724
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

2744 Sand Hill Road, Suite 100 Menlo Park, CA		94025
2744 Sand Hill Road, Suite 100Menlo Park, CA		94025
(Address of Principal Executive Offices)		(Zip Code)

(212) 993-0076

Registrant’s telephone number, including area code

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☒☐ Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencements communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Units, each consisting of one Class A ordinary share and one-half of one warrant	DCRDU	Nasdaq Capital Market
Class A ordinary share, par value $0.0001 per share	DCRD	Nasdaq Capital Market
Warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share	DCRDW	Nasdaq Capital Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

~~Item~~Introductory ~~7.01. Regulation FD Disclosure.~~Note

AsOn ~~previously~~February 23, ~~announced~~2023, by Decarbonization Plus Acquisition Corporation IV (the “Company” or “DCRD”) consummated its previously announced business combination (such date, onthe “Closing Date”) pursuant to the Business Combination Agreement, dated September 25, 2022 (the “Business Combination Agreement,” and the ~~Company~~transactions contemplated thereby, the “Business Combination”), by and among DCRD, Hammerhead Resources Inc., an Alberta corporation (“Hammerhead”), Hammerhead Energy Inc., an Alberta corporation and wholly owned subsidiary of Hammerhead (“NewCo”), and 2453729 Alberta ULC, an Alberta unlimited liability corporation and wholly owned subsidiary of the Company, ~~entered into a Business Combination Agreement~~ (~~the transaction contemplated thereby, the~~ “~~Business Combination~~AmalCo”).

OnPursuant ~~January~~to the plan of arrangement (the “Plan of Arrangement”) and the Business Combination Agreement, (i) 30on February 21, 2023, DCRD ~~issued~~transferred aby ~~press~~way ~~release~~of ~~announcing~~continuation ~~that~~from ~~DCRD~~the isCayman ~~reopening~~Islands to the ~~period~~Province ~~during~~of ~~which~~Alberta, ~~holders~~Canada ofin ~~DCRD’s~~accordance ~~Class~~with the Cayman Islands Companies Act (as amended) and domesticated as an Alberta corporation in accordance with the applicable provisions of the ABusiness ~~ordinary~~Corporations ~~shares~~Act (Alberta) (such ~~shares~~transfer by way of continuation and domestication, including all matters necessary or ancillary in order to effect such transfer by way of continuation and domestication, the “Domestication”), (ii) following the Domestication, on February 22, 2023, DCRD ~~Public~~amalgamated ~~Shares~~with NewCo (the “SPAC Amalgamation”) to form one corporate entity (“New SPAC”) and, ~~such~~NewCo ~~holders,~~survived the SPAC Amalgamation as New SPAC and (iii) on the Closing Date, Hammerhead amalgamated with AmalCo (the “~~DCRD~~Company ~~Public~~Amalgamation,” ~~Shareholders~~and, together with the SPAC Amalgamation, the “Amalgamations”) ~~may~~and ~~elect~~formed toa ~~redeem~~wholly ~~their~~owned ~~DCRD~~subsidiary ~~Public~~of ~~Shares~~New SPAC in ~~connection~~accordance with the ~~Business~~terms ~~Combination.~~of the Plan of Arrangement.

~~Pursuant~~Capitalized toterms ~~DCRD’s~~used ~~Amended~~ and ~~Restated~~not ~~Memorandum~~otherwise ~~and~~defined ~~Articles~~herein ofhave ~~Association (~~the ~~“DCRD~~meaning ~~Articles”),~~set ~~any~~forth ~~holders~~in ~~of DCRD Public Shares other than DCRD~~NewCo’s ~~sponsor,~~prospectus ~~Decarbonization~~(File ~~Plus~~No. 333-267830) ~~Acquisition~~filed ~~Sponsor~~with IVthe ~~LLC,~~U.S. orSecurities ~~DCRD’s~~and ~~officers~~Exchange orCommission ~~directors~~(the “SEC”) ~~may~~on ~~elect~~December 30, to2022 ~~have~~(the ~~their~~“Prospectus”). ~~DCRD~~The ~~Public~~description ~~Shares~~of ~~redeemed for cash at a per-share redemption price equal to~~ the ~~aggregate~~Business ~~amount~~Combination ~~then~~Agreement onand ~~deposit in~~ the ~~Trust~~Business ~~Account,~~Combination (including, ~~interest~~without ~~earned~~limitation, on the ~~funds~~Amalgamations) ~~held~~ in ~~DCRD’s~~this ~~trust~~Current ~~account~~Report ~~(the~~on ~~“Trust~~Form ~~Account”)~~8-K ~~and~~does not ~~previously~~purport ~~released~~ to ~~DCRD~~be tocomplete ~~fund~~and ~~regulatory~~is ~~withdrawals~~subject or to ~~pay~~and ~~its~~qualified ~~taxes,~~in ~~calculated~~its asentirety ofby ~~two~~reference ~~business days prior~~ to the ~~consummation~~full text of the Business Combination Agreement, ~~divided~~which byis attached as Annex A to the ~~number~~Prospectus ofand ~~then-outstanding~~incorporated ~~DCRD~~herein ~~Public~~by ~~Shares~~reference.

ToItem ~~exercise~~1.01. ~~redemption~~Entry ~~rights,~~into ~~holders~~a ofMaterial ~~DCRD~~Definitive ~~Public Shares must:~~ Agreement.

•The ifinformation ~~you~~set ~~hold~~forth ~~DCRD Public Shares through DCRD units sold~~ in ~~DCRD’s~~the ~~initial~~Introductory ~~public~~Note ~~offering~~of ~~(“DCRD~~this ~~Units”),~~Current ~~elect~~Report toon ~~separate~~Form ~~such~~8-K ~~DCRD~~is ~~Units~~incorporated ~~into~~herein ~~the~~by ~~underlying DCRD Public Shares and DCRD public warrants;~~reference.

•On ~~prior~~February 21, to2023, ~~5:00~~DCRD pentered into that certain Assignment and Assumption Agreement (the “Warrant Assumption Agreement”) by and among DCRD, NewCo, Continental Stock Transfer & Trust Company, a New York corporation (“CST”), and Computershare Inc.m, a Delaware corporation, and its affiliate, Computershare Trust Company, N.A., ~~Eastern~~a ~~Time~~federally chartered trust company (collectively, on“Computershare”). ~~February~~Pursuant 7to the Warrant Assumption Agreement, ~~2023~~New SPAC assumed by way of assignment and assumption all of the liabilities, duties and obligations of DCRD under and in respect of the Warrant Agreement, dated August 10, 2021, between DCRD and CST, as warrant agent (the “~~New~~DCRD ~~Redemption~~Warrant ~~Deadline~~Agreement”), ~~tender~~and Computershare was appointed as successor warrant agent under the ~~shares~~DCRD ~~physically~~Warrant orAgreement. ~~electronically~~In ~~and~~connection ~~submit~~with athe ~~request~~SPAC inAmalgamation ~~writing~~and ~~that~~pursuant to the ~~shares~~Business beCombination ~~redeemed~~Agreement, ~~for~~each ~~cash~~whole warrant issued to ~~Continental~~Decarbonization ~~Stock~~Plus ~~Transfer~~Acquisition &Sponsor ~~Trust~~IV ~~Company,~~LLC (“DCRD Sponsor”) and certain of DCRD’s ~~transfer~~independent ~~agent~~directors in a private placement simultaneously with the closing of DCRD’s initial public offering (the “~~Transfer~~DCRD ~~Agent~~IPO,” and such warrants, the “DCRD Private Placement Warrants”) and each whole warrant sold as part of the DCRD units in the DCRD IPO (the “DCRD Units”) (whether they were purchased in the DCRD IPO or thereafter in the open market) (the “DCRD Public Warrants,” atand, together with the ~~following~~DCRD ~~address:~~Private Placement Warrants, the “DCRD Warrants”) was exchanged for a warrant to acquire one Class A common share in the authorized share capital of New SPAC (a “New SPAC Class A Common Share,” and such warrants to acquire New SPAC Class A Common Shares being referred to as “New SPAC Warrants”). The New SPAC Warrants are subject to substantially the same terms and conditions as were applicable to the DCRD Warrants and are governed by an Amended and Restated Warrant Agreement entered into on February 22, 2023 by and between New SPAC and Computershare.

Continental Stock Transfer & Trust Company

1 State Street, 30th Floor

New York, New York 10004

Attention: Mark Zimkind

Email: mzimkind@continentalstock.com;

• identify yourself as the beneficial holder of the DCRD Public Shares and provide your legal name, phone number and address; and

• deliver the DCRD Public Shares either physically or electronically through the automated system for deposits and withdrawals of securities (“DWAC”) of The Depository Trust Company (“DTC”) to the Transfer Agent before the New Redemption Deadline. DCRD Public Shareholders who hold their shares in street name will have to coordinate with their bank, broker or other nominee to have the shares certificated or delivered electronically. If you do not submit a written request and deliver your DCRD Public Shares as described above, your shares will not be redeemed.

Any demand for redemption, once made, may be withdrawn at any time until the New Redemption Deadline and thereafter, with DCRD’s consent, until the closing of the Business Combination. If a DCRD Public Shareholder delivers, or previously delivered, its DCRD Public Shares for redemption to the Transfer Agent, and decides within the required timeframe not to exercise its redemption rights, such DCRD Public Shareholder may request that the Transfer Agent return such DCRD Public Shares (physically or electronically). DCRD Public Shareholders wishing to withdraw their demand for redemption may make such request by contacting the Transfer Agent by mail at Continental Stock Transfer & Trust Company, 1 State Street, 30th Floor, New York, New York 10004-1561, Attention: Mark Zimkind, or by email at mzimkind@continentalstock.com.

~~DCRD~~The ~~Public~~description ~~Shareholders~~of ~~who~~the ~~previously~~Warrant ~~elected~~Assumption toAgreement ~~redeem~~in ~~their~~this ~~shares~~Current ~~and~~Report doon Form 8-K does not ~~wish~~purport to ~~change~~be ~~their~~complete ~~election~~and dois ~~not~~subject ~~need~~and qualified in its entirety by reference to ~~take~~the ~~any~~full ~~additional~~text ~~action~~of the Warrant Assumption Agreement, which is attached hereto as Exhibit 4.1 and incorporated herein by reference.

AItem ~~copy of the press release is attached hereto as Exhibit 99~~2.101. ~~The~~Completion ~~exhibit and the information set forth therein shall not be deemed to be filed for purposes~~ of ~~Section 18~~Acquisition ~~of the Securities Exchange Act of 1934, as amended (the “Exchange Act”),~~ or ~~otherwise~~Disposition ~~be subject to the liabilities~~ of ~~that section, nor shall it be deemed to be incorporated by reference in any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act~~Assets.

~~Legend~~The ~~Information~~information set forth in the Introductory Note and Item 1.01 of this Current Report on Form 8-K is incorporated herein by reference.

~~Forward-Looking~~On ~~Statements~~February 21, 2023, pursuant to the Domestication, each Class A ordinary share, par value $0.0001 per share, of DCRD (a “DCRD Class A Ordinary Share”) was exchanged for a Class A common share of DCRD (a “DCRD Class A Common Share”) and each Class B ordinary share, par value $0.0001 per share, of DCRD was exchanged for one Class B common share of DCRD (a “DCRD Class B Common Share”).

~~This~~On ~~document~~February 22, ~~includes~~2023, ~~certain~~pursuant ~~statements~~to ~~that may constitute “forward-looking statements” within~~ the ~~meaning~~SPAC ofAmalgamation, ~~Section~~(a) ~~27A~~each ofDCRD ~~the Securities Act and Section~~Class ~~21E~~A ofCommon ~~the~~Share ~~Exchange~~issued ~~Act.~~and ~~Forward-looking~~outstanding ~~statements~~immediately ~~include,~~prior ~~but are not limited~~ to, ~~statements~~the ~~that~~effective ~~refer~~time ~~to projections, forecasts or other characterizations~~ of ~~future~~the ~~events~~SPAC orAmalgamation ~~circumstances,~~(the ~~including any underlying assumptions. The words~~ “~~anticipate,”~~SPAC ~~“believe,”~~Amalgamation ~~“continue,”~~Effective ~~“could,~~Time”) ~~“estimate,”~~was ~~“expect~~exchanged,” ~~“intends,”~~on “may,” “might,” “plan,” “possible,” “potential,” “predict,” “project,” “should,” “would” and similar expressions may identify forward-looking statements, but the absence of these words does not mean that a ~~statement is not forward~~one-~~looking. Forward~~for-~~looking~~one ~~statements may include~~basis, for example, statements about Hammerhead’s or DCRD’s ability to effectuate the proposed Business Combination discussed in this document and other statements that are not historical facts. These forward-looking statements are based on information available as of the date of this document, and current expectations, forecasts and assumptions, and involve a ~~number~~New ofSPAC ~~judgments,~~Class A ~~risks~~Common ~~and~~Share; ~~uncertainties.~~(b) each ~~Accordingly, forward-looking statements should not be relied upon as representing NewCo’s, Hammerhead’s or~~ DCRD’s ~~views~~Class B asCommon ofShare ~~any~~issued ~~subsequent date,~~ and ~~none~~outstanding ofimmediately ~~NewCo,~~prior ~~Hammerhead or DCRD undertakes any obligation~~ to ~~update forward-looking statements to reflect events or circumstances after~~ the ~~date~~SPAC ~~they~~Amalgamation ~~were~~Effective ~~made,~~Time ~~whether~~was ~~as a result of new information~~exchanged, future events or otherwise, except as may be required under applicable securities laws. Neither NewCo nor DCRD gives any assurance that either NewCo or DCRD will achieve its expectations. You should not place undue reliance on ~~these~~a ~~forward~~one-~~looking~~for-one ~~statements.~~basis, Asfor a result of a number of known and unknown risks and uncertainties, NewCo’s actual results or performance may be materially different from those expressed or implied by these forward-looking statements. Some factors that could cause actual results to differ include: (i)Class ~~the~~B ~~timing~~common toshare ~~complete~~in the ~~proposed~~authorized ~~Business~~share ~~Combination~~capital byof ~~DCRD’s~~New ~~business~~SPAC ~~combination deadline;~~ (~~ii) the~~a ~~occurrence~~“New ofSPAC ~~any~~Class B ~~event,~~Common ~~change or other circumstances that could give rise to the termination of the definitive agreements relating to the proposed Business Combination~~Share”); (~~iii~~c) the ~~outcome~~common share of ~~any legal, regulatory or governmental proceedings that may be instituted against~~ NewCo, ~~DCRD,~~held ~~Hammerhead~~by ~~or any investigation or inquiry following announcement of the proposed Business Combination, including in connection with the proposed Business Combination; (iv)~~ Hammerhead’s ~~and~~was ~~the~~exchanged ~~post-combination~~for ~~company’s~~one ~~success~~New inSPAC ~~retaining or recruiting, or changes required in, its officers, key employees or directors following the proposed Business Combination; (v)~~Class ~~the~~A ~~ability~~Common ~~of the parties to obtain the listing of the post-combination company’s common shares and warrants on NASDAQ upon the closing of the proposed Business Combination~~Share; (vid) ~~the~~each ~~risk~~DCRD ~~that~~Warrant ~~the~~issued ~~proposed Business Combination disrupts current plans~~ and ~~operations~~outstanding ofimmediately ~~Hammerhead;~~prior ~~(vii) the ability~~ to ~~recognize~~ the ~~anticipated~~SPAC ~~benefits~~Amalgamation ofEffective ~~the~~Time ~~proposed~~was ~~Business~~exchanged ~~Combination;~~for ~~(viii) unexpected~~a ~~costs~~New ~~related~~SPAC ~~to the proposed Business Combination~~Warrant; (ixe) ~~the~~each ~~amount of redemptions by~~ DCRD’s ~~public~~Unit ~~shareholders~~issued ~~being greater than expected; (x) the management~~ and ~~board~~outstanding ~~composition~~immediately ofprior to the ~~post-combination~~SPAC ~~company~~Amalgamation ~~following~~Effective ~~completion~~Time ofwas ~~the~~exchanged ~~proposed~~for ~~Business~~one ~~Combination;~~unit ~~(xi) limited liquidity and trading~~ of ~~the~~New ~~post-combination~~SPAC ~~company’s~~representing ~~securities;~~one ~~(xii) geopolitical~~New ~~risk~~SPAC ~~and changes in applicable laws or regulations; (xiii)~~Class ~~the~~A ~~possibility~~Common ~~that~~Share ~~Hammerhead or DCRD may be adversely affected by other economic, business,~~ and~~/or~~ ~~competitive factors; (xiv) operational risks; (xv) the possibility that the COVID~~one-~~19 pandemic~~half orof ~~another~~one ~~major~~New ~~disease~~SPAC ~~disrupts Hammerhead’s business~~Warrant; ~~(xvi) litigation~~ and ~~regulatory enforcement risks, including the diversion of management time and attention and the additional costs and demands on Hammerhead’s resources;~~ (~~xvii~~f) the ~~risks~~New ~~that~~SPAC ~~the consummation of the proposed Business Combination is substantially delayed or does not occur; and (xviii)~~Class ~~other~~A ~~risks~~Common ~~and~~Share ~~uncertainties~~held ~~indicated~~by ~~from~~Hammerhead ~~time~~was topurchased ~~time~~for incancellation ~~the~~for ~~proxy~~cash ~~statement/prospectus~~equal ~~relating~~ to the ~~proposed~~subscription ~~Business~~price ~~Combination,~~for ~~including~~such ~~those~~common ~~under~~share ~~“Risk~~of ~~Factors” therein, and in DCRD’s other filings with the SEC~~NewCo.

On the Closing Date, prior to the Company Amalgamation, among other things: (a) the articles of amalgamation of Hammerhead dated October 1, 2017, as have been amended from time to time, were amended to authorize a new class of common shares in the capital of Hammerhead having the rights, privileges and restrictions set forth in the Plan of Arrangement (the “Hammerhead Class B Common Shares”) and, concurrently, all of the issued and outstanding common shares in the authorized share capital of Hammerhead were re-designated as “Class A Common Shares” in the capital of Hammerhead (the “Hammerhead Class A Common Shares”, and, together with the Hammerhead Class B Common Shares, the “Hammerhead Common Shares”); (b) each Hammerhead Class A Common Share held by the Employee Borrowers (as defined in the Prospectus) was exchanged for one Hammerhead Class B Common Share; (c) each then issued and outstanding New SPAC Class B Common Share was exchanged for one New SPAC Class A Common Share pursuant to the articles of New SPAC adopted at the effective time of the Company Amalgamation and in accordance with the Plan of Arrangement; and (d) each warrant to purchase Hammerhead Common Shares was either exchanged for Hammerhead Class A Common Shares or cash, in each case, in accordance with the Plan of Arrangement.

On the Closing Date, pursuant to the Company Amalgamation, among other things: (a) each then issued and outstanding Series IX First Preferred Share in the authorized share capital of Hammerhead was exchanged for a number of New SPAC Class A Common Shares equal to the Hammerhead Common Share Exchange Ratio (as defined in the Prospectus); (b) each then issued and outstanding Series VIII First Preferred Share in the authorized share capital of Hammerhead was exchanged for one New SPAC Class A Common Share; (c) each then issued and outstanding Series VII First Preferred Share in the authorized share capital of Hammerhead was exchanged for a number of New SPAC Class A Common Shares equal to the Hammerhead Series VII Preferred Share Exchange Ratio (as defined in the Prospectus); (d) each then issued and outstanding Series VI First Preferred Share in the authorized share capital of Hammerhead was exchanged for one New SPAC Class A Common Share; (e) each then issued and outstanding Series IV First Preferred Share in the authorized share capital of Hammerhead was exchanged for one New SPAC Class A Common Share; (f) each then issued and outstanding Series III First Preferred Share in the authorized share capital of Hammerhead was exchanged for a number of New SPAC Class A Common Shares equal to the Hammerhead Series III Preferred Share Exchange Ratio (as defined in the Prospectus); (g) each then issued and outstanding Series II First Preferred Share in the authorized share capital of Hammerhead was exchanged for a number of New SPAC Class A Common Shares equal to the product of the Hammerhead Common Share Exchange Ratio and 1.13208; (h) each then issued and outstanding Series I First Preferred Share in

~~Important~~ ~~Information~~the authorized share capital of Hammerhead was exchanged for ~~Investors~~one New SPAC Class A Common Share; (i) each then issued and ~~Shareholders~~outstanding Hammerhead Option (as defined in the Prospectus) was exchanged for an option to acquire a number of New SPAC Class A Common Shares (rounded down to the nearest whole share) equal to (i) the number of Hammerhead Class A Common Shares subject to the applicable Hammerhead Option multiplied by (ii) the Hammerhead Common Share Exchange Ratio, at a per share exercise price (rounded up to the nearest cent) equal to (x) the per share exercise price for the Hammerhead Class A Common Shares (determined in US dollars with reference to the US dollar to Canadian dollar exchange rate reported by the Bank of Canada on September 23, 2022 of 1.357) divided by (y) the Hammerhead Common Share Exchange Ratio; (j) each then issued and ~~Where~~outstanding Hammerhead RSU (as defined in the Prospectus) was exchanged for an option to ~~Find~~acquire Ita number of New SPAC Class A Common Shares (rounded down to the nearest whole share) equal to (a) the number of Hammerhead Class A Common Shares subject to the applicable Hammerhead RSU multiplied by (b) the Hammerhead Common Share Exchange Ratio, at a per share exercise price (rounded up to the nearest cent) equal to (x) the per share exercise price for the Hammerhead Class A Common Shares (determined in US dollars with reference to the US dollar to Canadian dollar exchange rate reported by the Bank of Canada on September 23, 2022 of 1.357) subject to the applicable Hammerhead RSU divided by (y) the Hammerhead Common Share Exchange Ratio; and (k) each then issued and outstanding Hammerhead Class A Common Share and Hammerhead Class B Common Share was exchanged for a number of New SPAC Class A Common Shares equal to the Hammerhead Common Share Exchange Ratio.

InPursuant ~~connection~~to ~~with~~DCRD’s ~~the~~Amended ~~proposed~~and ~~Business~~Restated ~~Combination,~~Memorandum ~~NewCo~~and ~~filed~~Articles aof ~~registration~~Association, ~~statement~~any onholders ~~Form~~of DCRD Class ~~F-4 (as~~A ~~amended~~Ordinary ~~from~~Shares ~~time~~other than DCRD Sponsor or DCRD’s officers or directors were permitted to ~~time,~~elect ~~the~~to ~~“Registration~~have ~~Statement”)~~their ~~that~~DCRD ~~includes~~Class A Ordinary Shares redeemed for cash at a ~~proxy~~per-share ~~statement~~redemption ofprice equal to the aggregate amount then on deposit in DCRD’s trust account (the “~~Proxy~~Trust ~~Statement~~Account”), ~~and~~including ainterest ~~prospectus~~earned ofon ~~NewCo.~~the ~~The~~funds ~~Registration~~held ~~Statement~~in isthe ~~now~~Trust ~~effective.~~Account ~~The~~and ~~Proxy~~not ~~Statement~~previously ~~was~~released ~~mailed~~ to DCRD ~~shareholders~~to offund ~~record~~regulatory aswithdrawals ofor ~~the~~to ~~close~~pay its taxes, calculated as of two business ondays ~~December 14,~~prior ~~2022~~to ~~and~~the ~~each~~consummation ~~proposal~~of ~~contained~~the ~~therein~~Business ~~that~~Combination, ~~was~~divided ~~presented~~by tothe number of then-outstanding DCRD’s ~~shareholders~~Class A atOrdinary ~~the~~Shares. ~~extraordinary~~A ~~general~~number ~~meeting~~of ~~held~~holders onof ~~January~~DCRD Class ~~23,~~A ~~2023~~Ordinary ~~was~~Shares ~~approved.~~validly ~~This~~exercised ~~document~~their ~~does~~redemption ~~not~~rights ~~contain~~with ~~all~~respect ofto ~~the~~their ~~information~~DCRD ~~that~~Class A ~~should~~Ordinary beShares. ~~considered~~Following ~~concerning~~ the ~~proposed~~Company ~~Business~~Amalgamation, ~~Combination~~31,498,579 ~~and~~New ~~other~~SPAC ~~matters~~Class A ~~and~~Common isShares ~~not~~issued ~~intended~~and tooutstanding ~~provide~~ (the ~~basis~~“Redemption ~~for~~Shares”) ~~any~~were ~~investment~~converted ~~decision~~into orthe ~~any~~right ~~other~~to ~~decision~~receive infrom ~~respect~~New ofSPAC, ~~such~~in ~~matters.~~cash, ~~DCRD~~a ~~and~~pro ~~NewCo~~rata ~~may~~portion ~~also~~of ~~file~~the ~~other~~funds ~~documents~~in ~~with~~ the ~~SEC~~Trust ~~regarding~~Account. ~~the~~As ~~proposed~~a ~~Business~~result, ~~Combination~~$324,499,668.37 ~~DCRD’s~~(or ~~shareholders~~approximately ~~and~~$10.30 ~~other~~per ~~interested~~share) ~~persons~~was ~~are~~removed ~~advised~~from the Trust Account to ~~read~~redeem the ~~Registration~~Redemption ~~Statement~~Shares. After such redemption, ~~including~~all ~~the~~Redemption ~~amendments~~Shares ~~thereto~~ceased to be outstanding and ~~the~~were ~~definitive~~cancelled ~~proxy~~and ~~statement/prospectus~~retired and ~~other~~each ~~documents~~holder ~~filed~~of inRedemption ~~connection~~Shares ceased to have any rights with respect thereto, except the ~~proposed~~right ~~Business~~to ~~Combination,~~receive asthe ~~these~~cash ~~materials~~payment ~~contain~~in ~~important~~respect ~~information~~thereof ~~about~~from ~~DCRD,~~New ~~Hammerhead,~~SPAC ~~NewCo~~referred ~~and~~to in the ~~proposed~~immediately ~~Business~~preceding ~~Combination~~sentence.

~~DCRD~~The ~~shareholders~~description ~~and~~of ~~other~~the ~~interested~~Amalgamations ~~persons~~set ~~can~~forth ~~obtain~~above ~~copies~~does ofnot ~~the~~purport ~~Registration~~to ~~Statement,~~be ~~including~~complete ~~the definitive proxy statement/prospectus~~ and ~~other~~is ~~documents~~qualified ~~filed~~in orits ~~that~~entirety ~~will~~by bereference ~~filed~~to ~~with~~ the ~~SEC,~~Business ~~free~~Combination ~~of charge~~Agreement, bywhich ~~DCRD~~is ~~and~~attached ~~NewCo~~as ~~through~~Annex ~~the~~A ~~website~~to ~~maintained~~the byProspectus ~~the~~and ~~SEC~~incorporated atherein ~~www.sec.gov.~~by reference.

NoItem ~~Offer~~3.01. Notice of Delisting or ~~Solicitation~~Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing.

~~This~~The ~~document~~information ~~relates~~set toforth a proposed business combination between Hammerhead and DCRD. This document does not constitute an offer to sell or exchange, or the solicitation of an offer to buy or exchange, any securities, nor will there be any offer, sale or exchange of securities in ~~any state or jurisdiction in which such offer, solicitation, sale or exchange would be unlawful prior to registration or qualification under~~ the ~~securities~~Introductory ~~laws~~Note ofand ~~any~~Items ~~such jurisdiction~~1.01 Noand ~~offering~~2.01 of ~~securities~~this ~~will~~Current beReport ~~made~~on ~~except~~Form by8-K ~~means~~is ofincorporated aherein ~~prospectus~~by ~~meeting the requirements of Section 10 of the Securities Act or an exemption therefrom~~reference.

In connection with the Amalgamations, on February 22, 2023, DCRD notified the Nasdaq Capital Market (“Nasdaq”) of the consummation of the SPAC Amalgamation and requested that Nasdaq suspend trading of the DCRD Class A Ordinary Shares, DCRD Public Warrants and DCRD Units (the “DCRD Securities”) effective as of the close of trading on February 24, 2023. On February 23, 2023, DCRD notified Nasdaq of the consummation of the Business Combination and requested that Nasdaq file with the SEC a Form 25 to delist the DCRD Securities under Section 12(b) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). On February 27, 2023, New SPAC Class A Common Shares and New SPAC Warrants began trading on Nasdaq under the ticker symbols “HHRS” and “HHRSW,” respectively, and on the Toronto Stock Exchange under the ticker symbols “HHRS” and “HHRS.WT,” respectively. DCRD intends to file a certification on Form 15 with the SEC to deregister the DCRD Securities and suspend DCRD’s reporting obligations under Sections 13 and 15(d) of the Exchange Act.

Item 3.03.

Material Modification to Rights of Security Holders.

The information set forth in the Introductory Note and Items 1.01, 2.01 and 3.01 of this Current Report on Form 8-K is incorporated herein by reference.

Item 8.01.

Other Events

On February 23, 2023, a press release was issued announcing the closing of the Business Combination, a copy of which is filed as Exhibit 99.1 hereto and is incorporated herein by reference.

Item 9.01.

Financial Statements and Exhibits.

(d) Exhibits.

ExhibitNumber		Description
99.1		Press Release dated January 30, 2023
2.1*		Business Combination Agreement, dated September 25, 2022, by and among DCRD, Hammerhead, NewCo and AmalCo (incorporated by reference to Annex A to NewCo’s Prospectus filed with the SEC on December 30, 2022).
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)
4.1		Assignment and Assumption Agreement by and among DCRD, NewCo, CST and Computershare, dated February 21, 2023.
99.1		Press Release dated February 23, 2023.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

4* Schedules to this exhibit have been omitted pursuant to Item 601(a)(5) of Regulation S-K. The Registrant hereby agrees to furnish a copy of any omitted schedules to the SEC upon request.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

5 6

DECARBONIZATION PLUS ACQUISITION CORPORATION IV

HAMMERHEAD ENERGY INC. (AS SUCCESSOR BY AMALGAMATION TO DECARBONIZATION PLUS ACQUISITION CORPORATION IV)

Date: January 30, 2023

/s/ Peter Haskopoulos

Date: February 27, 2023

/s/ Scott Sobie

~~Peter~~Scott ~~Haskopoulos~~Sobie

~~Chief~~President ~~Financial~~and ~~Officer,~~ Chief ~~Accounting~~Executive Officer ~~and Secretary~~

Filing Compare · Decarbonization Plus Acquisition Corp IV