0001213900-23-066266.txt : 20230811 0001213900-23-066266.hdr.sgml : 20230811 20230811163019 ACCESSION NUMBER: 0001213900-23-066266 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230809 FILED AS OF DATE: 20230811 DATE AS OF CHANGE: 20230811 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: HEFFINGER BRANDON CENTRAL INDEX KEY: 0001975934 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40503 FILM NUMBER: 231164549 MAIL ADDRESS: STREET 1: C/O NET POWER, LLC STREET 2: 404 HUNT STREET, STE 410 CITY: DURHAM STATE: NC ZIP: 27701 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: NET Power Inc. CENTRAL INDEX KEY: 0001845437 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRICAL INDUSTRIAL APPARATUS [3620] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 404 HUNT STREET, SUITE 410 CITY: DURHAM STATE: NC ZIP: 27701 BUSINESS PHONE: (919) 287-4750 MAIL ADDRESS: STREET 1: 404 HUNT STREET, SUITE 410 CITY: DURHAM STATE: NC ZIP: 27701 FORMER COMPANY: FORMER CONFORMED NAME: Rice Acquisition Corp. II DATE OF NAME CHANGE: 20210210 4 1 ownership.xml X0508 4 2023-08-09 0 0001845437 NET Power Inc. NPWR 0001975934 HEFFINGER BRANDON C/O NET POWER INC. 404 HUNT STREET, SUITE 410 DURHAM NC 27701 0 1 0 0 Chief Commercial Officer 0 Class B Common Stock 2023-08-09 4 J 0 150000 0.00 D 364559 D Class A Common Stock 2023-08-09 4 C 0 150000 0.00 A 150000 D Class A Units of NET Power Operations LLC 2023-08-09 4 C 0 150000 0.00 D Class A Common Stock 150000 364559 D On August 9, 2023, 150,000 Class A Units of NET Power Operations LLC (a subsidiary of the issuer) held by the reporting person were redeemed in exchange for an equal number of shares of the issuer's Class A Common Stock pursuant to a redemption notice from the reporting person dated August 3, 2023, and upon such redemption, 150,000 shares of the issuer's Class B Common Stock held by the reporting person were surrendered to the issuer and canceled. /s/ James Mahon, Attorney-in-Fact 2023-08-11