Decarbonization Plus Acquisition Corp IV, which traded on Nasdaq under the ticker DCRD, was a blank-check company sponsored by an affiliate of Riverstone Holdings focused on the clean energy and decarbonization sector. The SPAC completed its initial public offering in 2021 as part of a series of decarbonization-themed vehicles launched by the same sponsor group. The Form 425 filing dated January 30, 2023 relates to communications surrounding its announced business combination with Hammerhead Energy Inc., a Canadian oil and gas exploration and production company active in Alberta's Montney formation, marking the SPAC's transition out of its search phase. Visit SpacDesk and sign up for full data, filings, and deal analytics on DCRD and hundreds of other SPAC transactions.