424B4
priced
Final prospectus
Final prospectus filed after pricing with final deal terms.
Follows DRS and confirms the priced prospectus.
HMH Holding Inc. is conducting its initial public offering (IPO) by issuing 10,520,000 shares of Class A common stock at $20.00 per share, raising $210.4 million. The offering includes an underwriter option to purchase an additional 1,578,000 shares. The company, structured as an 'Up-C' entity, will use proceeds to acquire voting shares from Baker Hughes and Akastor. HMH Inc. is an emerging growth company with a focus on offshore drilling equipment and aftermarket services, operating through HMH B.V. and its subsidiaries.
2026-04-01 · 0001193125-26-138102
8-A12B
effective
Exchange Act registration
Registration filed to list the securities under the Exchange Act ahead of trading.
First tracked pre-IPO filing for this issuer.
HMH Holding Inc. filed Form 8-A12B to register its Class A common stock on The Nasdaq Stock Market LLC. This filing confirms the registration of securities under Section 12(b) of the Securities Exchange Act of 1934, referencing the previously filed S-1/A registration statement. The document incorporates by reference the prospectus details from the S-1/A, including corporate reorganization plans and capital structure, but does not include exhibits as no other securities are registered on Nasdaq.
2026-03-31 · 0001193125-26-133638
EFFECT
effective
SEC effectiveness notice
SEC declared the registration statement effective, allowing the offering to proceed.
First tracked pre-IPO filing for this issuer.
HMH Holding Inc. has filed an S-1 registration statement, effective March 31, 2026, registering Class A common stock for listing on Nasdaq. This follows an earlier 8-A12B filing in 2024, indicating the finalization of the IPO process with the transition from initial registration to effective filing.
2026-03-31 · 9999999995-26-001007
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of 10,520,000 Class A common stock, with an estimated price range of $19.00 to $22.00 per share. The offering will be listed on Nasdaq under the symbol 'HMH.' The company plans to use $40.5 million of net proceeds to acquire B.V. Voting Class A and B Shares from Baker Hughes and Akastor as part of a corporate reorganization. The offering is structured as an 'Up-C' entity, allowing Principal Stockholders to maintain tax advantages through pass-through ownership. The company operates in the oil and gas drilling equipment sector, with a focus on offshore markets, and generates revenue from equipment sales, aftermarket services, and spare parts.
2026-03-23 · 0001193125-26-119714
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. filed an amended S-1/A registration statement for its IPO, focusing on updated financial disclosures, indemnification provisions, and additional exhibits. The filing includes detailed expense breakdowns for the offering, updated corporate governance documents, and expanded legal agreements. The company remains an emerging growth company and maintains a complex ownership structure involving multiple entities and voting rights.
2026-03-18 · 0001193125-26-114198
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to list on Nasdaq under the symbol 'HMH.' The offering involves an Up-C structure to provide tax advantages for Principal Stockholders (Baker Hughes and Akastor). Proceeds will fund the purchase of B.V. Voting Class A and B Shares from these entities, with the company positioned as a leader in mission-critical oil and gas drilling equipment, expanding into adjacent industries like mining.
2026-03-05 · 0001193125-26-092002
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to raise capital through the sale of shares. The company, structured as an emerging growth company, plans to use proceeds from the offering to fund a corporate reorganization involving the purchase of voting shares from Baker Hughes and Akastor. The offering is structured under an Up-C framework, allowing tax advantages for principal stockholders. The IPO price range and underwriter details are outlined, with the company seeking listing on Nasdaq under the symbol 'HMH'.
2026-01-29 · 0001193125-26-029572
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to raise capital through the sale of shares. The offering includes an estimated price range, underwriter options for additional shares, and the use of proceeds to fund the purchase of B.V. Voting Class A and B Shares from Baker Hughes and Akastor. The company operates as an emerging growth company, utilizing an Up-C structure to provide tax advantages to principal stockholders. The filing emphasizes risks related to market conditions, regulatory compliance, and reliance on the offshore drilling sector.
2025-11-10 · 0001193125-25-274490
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to list on Nasdaq under the symbol 'HMH.' The company, structured as an 'Up-C' entity, focuses on providing mission-critical drilling equipment and services for offshore and onshore oil and gas operations. The IPO proceeds will fund the purchase of B.V. Voting Class A and B Shares from Baker Hughes and Akastor, with 80% of its installed equipment serving the highly regulated offshore market. The offering includes a potential 30-day over-allotment option for underwriters.
2025-08-19 · 0001193125-25-183265
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to raise capital through an Up-C structure that allows Principal Stockholders to maintain tax advantages. The company provides mission-critical equipment and services for oil and gas drilling, with a focus on offshore operations. Proceeds from the IPO will be used to acquire B.V. Voting Shares from Baker Hughes and Akastor, reinforcing its market position. The offering includes a potential over-allotment option for underwriters and highlights risks related to regulatory compliance, customer concentration, and market volatility.
2025-05-20 · 0001193125-25-123194
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to list on Nasdaq under the symbol 'HMH.' The offering includes up to additional shares if underwriters exercise their option. The company, structured as an emerging growth company, plans to use net proceeds from the IPO to fund the purchase of B.V. Voting Class A and B Shares from Baker Hughes and Akastor as part of a corporate reorganization. The filing highlights the Up-C structure, which provides tax advantages for principal stockholders and potential future tax benefits upon share exchanges.
2025-03-18 · 0001193125-25-055773
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to raise capital through the sale of shares. The offering is structured under an Up-C framework, allowing Principal Stockholders to maintain tax advantages. The company plans to use proceeds to purchase B.V. Voting Shares from Baker Hughes and Akastor as part of a corporate reorganization. The filing highlights its role as a provider of mission-critical equipment and services for offshore and onshore oil and gas drilling, with a focus on aftermarket support and integrated solutions.
2025-01-27 · 0001193125-25-013425
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1/A filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, with an estimated price range and underwriters' option to purchase additional shares. The offering is structured through an Up-C framework, enabling tax advantages for principal stockholders. The company plans to use proceeds to acquire voting shares from Baker Hughes and Akastor, with historical financials reflecting a focus on offshore drilling equipment and aftermarket services. Risks include market volatility, regulatory challenges, and reliance on the offshore energy sector.
2024-09-09 · 0001193125-24-215959
S-1/A
amended
Amended registration statement
Updated registration statement filed after SEC comments or deal changes.
Updates the prior S-1 filing.
HMH Holding Inc. filed an S-1/A amendment to its initial public offering registration statement, focusing on adding exhibits and updating sections related to expenses, indemnification, and corporate governance. The amendment includes detailed disclosures on underwriting fees, legal indemnification agreements, and the company's 'Up-C' corporate structure, which provides tax advantages for principal shareholders. The prospectus portion of the registration remains unchanged from the previous S-1 filing.
2024-08-26 · 0001193125-24-206343
S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows DRS/A in the pre-IPO sequence.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, aiming to list on Nasdaq under the symbol 'HMHW.' The offering involves 22.8% of revenue from project and product sales and 77.2% from aftermarket services, with proceeds intended to fund the purchase of B.V. Voting Shares from Baker Hughes and Akastor. The company operates through an Up-C structure, allowing tax advantages for Principal Shareholders. The filing highlights risks related to market dependence, regulatory changes, and the success of the corporate reorganization.
2024-08-12 · 0001193125-24-198984
DRS/A
amended
Amended draft registration statement
Updated draft registration filed before the public launch.
Updates the prior DRS filing.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, with an estimated price range of $X to $Y per share. The offering is structured through an 'Up-C' framework, allowing Principal Shareholders to maintain tax advantages while enabling future exchanges of non-voting shares for voting shares. The company plans to use proceeds to acquire B.V. Voting Shares from Baker Hughes and Akastor ASA. The filing highlights the company's focus on oil and gas drilling equipment, aftermarket services, and expansion into adjacent industries like mining.
2024-07-15 · 0000950123-24-006565
DRS
filed
Draft registration statement
Draft registration filed confidentially before the public launch.
First tracked pre-IPO filing for this issuer.
HMH Holding Inc. is conducting its initial public offering (IPO) of Class A common stock, with an estimated price range of $X.XX to $X.XX per share. The offering will be structured as an 'Up-C' entity, allowing Principal Shareholders to maintain tax advantages while enabling future exchanges of B.V. Non-Voting Shares for Class A stock. Proceeds will fund the purchase of B.V. Voting Shares from Baker Hughes and Akastor ASA. The company operates as a holding company, with HMH B.V. owning all operational assets. The filing highlights risks related to market conditions, regulatory compliance, and reliance on aftermarket services.
2024-05-31 · 0000950123-24-006078