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ERock, Inc. insider-related entities restructured their holdings around the company’s initial public offering. A fund affiliated with the reporting person, EIP Flagship Fund I ER Holdings LLC, sold 6,041,206 Class B Units of Enchanted Rock Holdings, LLC to ERock for approximately $119.9 million, and an equal number of shares of Class B common stock were cancelled.
Another affiliated fund, Energy Impact Fund (FT-B) LP, received 19,350,897 shares of Class A common stock and about $27.8 million in cash as merger consideration in connection with the IPO-related Blocker Mergers. After these transactions, entities associated with Hans Kobler indirectly hold 83,355,210 shares of Class B common stock and 19,350,897 shares of Class A common stock, with voting and investment decisions made by an investment committee of Energy Impact Partners LLC, whose members disclaim beneficial ownership beyond their pecuniary interests.
ERock, Inc. reported a Form 4 showing restructuring and sale transactions by affiliated Energy Impact funds around its initial public offering. Energy Impact Fund (FT-B) LP received 19,350,897 shares of Class A common stock as consideration when EIF ER Blocker LLC merged into ERock, cancelling 20,751,551 Class A units previously held by the blocker. Separately, ERock used approximately $119.9 million of offering proceeds to purchase 6,041,206 Class B units from EIP Flagship Fund I ER Holdings LLC, with an equal number of Class B common shares cancelled. Following these transactions, the reporting entities indirectly held 83,355,210 shares of Class B common stock and 19,350,897 shares of Class A common stock.
ERock, Inc. completed its IPO of 27,906,977 shares of Class A common stock at $21.50 per share, raising cash to restructure its ownership and debt. The company used about $369.3 million of net proceeds to buy 18,604,652 Class A Units from ER Holdings, which repaid roughly $30.0 million of 2025 Term Loan debt plus a $3.0 million prepayment fee, with the balance for general corporate purposes. Additional proceeds funded purchases of Class B Units for about $156.9 million and a $27.8 million cash payment related to a blocker merger. ERock also installed a mostly independent board, adopted a 19,746,000‑share 2026 Equity Incentive Plan with a 1.5% annual evergreen increase, and approved an Executive Severance Plan providing salary, bonus and COBRA benefits upon qualifying terminations, including enhanced payouts after a change in control.
ERock, Inc. Chief Financial Officer Robert Ian Blakely reported dispositions tied to the company’s initial public offering. He disposed of 449,233 Class B Units of Enchanted Rock Holdings, LLC to the issuer at $19.85 per unit, matching the IPO Class A share price paid by underwriters less his offering expenses. In connection with this sale, the issuer automatically cancelled 449,233 shares of Class B Common Stock held by him, leaving him with 4,487,528 shares following the transactions. Each Class B Unit had been exchangeable on a one-for-one basis into shares of Class A Common Stock or cash at the issuer’s election.
ERock, Inc. president Corey Amthor reported IPO-related transactions involving the company’s dual-class structure. On June 11, 2026, he disposed of 617,442 Class B Units of Enchanted Rock Holdings, LLC to the issuer at $19.85 per unit in connection with the closing of ERock’s initial public offering. In conjunction with this sale, an equivalent 617,442 shares of Class B Common Stock held by Amthor were automatically cancelled. After these moves, he held 4,088,432 shares of Class B Common Stock directly and 1,534,876 shares indirectly through Amthor Family Holdings, Ltd., while the Class B Units remain exchangeable one-for-one into Class A Common Stock or cash at the issuer’s election.
ERock, Inc. director Livingston Satterthwaite reported an equity compensation grant of 13,024 restricted stock units of Class A common stock. These RSUs will vest on the earlier of the first anniversary of the grant date or the company’s next annual meeting of stockholders, as long as the director continues to serve the company. Each RSU converts into one share of Class A common stock upon vesting, giving the director 13,024 shares subject to future vesting conditions.
Patterson Mark R reported acquisition or exercise transactions in this Form 4 filing.
ERock, Inc. director Mark R. Patterson reported an equity compensation grant. He was awarded 13,024 restricted stock units, each representing the right to receive one share of Class A common stock after vesting. This is a grant/award, not an open-market purchase.
The RSUs will vest on the earlier of the first anniversary of the grant date or the company’s next annual meeting of stockholders, as long as he continues serving the company. Following this grant, the filing shows 13,024 shares reported as directly owned in this non-derivative line.
ERock, Inc. director Dan Brouillette received an equity grant of 13,024 restricted stock units. The award carries no cash exercise price and will vest on the earlier of the first anniversary of the grant date or ERock’s next annual meeting of stockholders, subject to his continued service. After this grant, he holds 13,024 shares or share-equivalents of Class A common stock.
ERock, Inc. director Charles D. Boynton received an equity grant of 13,024 restricted stock units tied to the company’s Class A common stock. The units were granted at no cash cost and will vest on the earlier of the first anniversary of the grant date or the next annual meeting of stockholders, subject to his continued service. Following this award, his directly held position from this grant is 13,024 shares on a vested-and-settled basis once the units convert.
ERock, Inc. is conducting an initial public offering of 27,906,977 shares of Class A common stock at an initial public offering price of $21.50 per share to be listed on the NYSE under the symbol EROC. Proceeds before expenses to ERock are approximately $562,500,006, assuming no exercise of the underwriters’ option.
The company is structured as a UP-C with ER Holdings as its operating partnership; following the offering pre-IPO owners will retain Class B common stock and controlling voting power. The prospectus discloses a $1.3 billion Contracted Power System Sales Backlog and approximately 1,000 MW deployed as of March 31, 2026. The company will enter a Tax Receivable Agreement (TRA) under which it would pay 85% of certain tax benefits to TRA beneficiaries; illustrative estimated undiscounted TRA payments of $1,189.8 million (85% of ~$1,399.8 million) are provided under specific assumptions.