Last checked Oct 14, 2026
Rock Holdings Inc. (Michigan corporation; Dan Gilbert/Rock family holding company and controlling shareholder of Rocket Companies)rock.comRock Holdings Inc. (Michigan corporation; Dan Gilbert/Rock family holding company and controlling shareholder of Rocket Companies) is not currently listed as private-equity-owned.
Ownership & Acquisition History
Rock Holdings Inc. is not currently controlled by a private equity firm; it is controlled by Dan Gilbert as majority stockholder (i.e., a founder/insider-controlled holding company), not a PE sponsor.
Notes
- Rocket Companies’ proxy materials describe Rock Holdings Inc. (RHI) as Rocket’s principal stockholder, and state that Dan Gilbert is the majority stockholder of RHI and serves as RHI’s CEO/President and chairman of its board—indicating insider/founder control rather than private equity control.
- Rock’s official ‘Our Story’ page identifies Dan Gilbert as Chairman of Rock Holdings, Inc. and describes RHI as the largest shareholder in Rocket Companies, consistent with the SEC disclosures.
- A widely used business directory (Dun & Bradstreet) lists Rock Holdings Inc. as founded in 2002 and located in Detroit; however, this is less authoritative than SEC filings for corporate history details.
- No evidence found in reviewed primary sources that a private equity fund/sponsor currently has controlling ownership of Rock Holdings Inc.
Sources
- Rocket Companies, Inc. Definitive Proxy Statement (DEF 14A) (SEC filing)
U.S. Securities and Exchange Commission (SEC) - States Rock Holdings Inc. is Rocket’s principal stockholder; states Dan Gilbert is the majority stockholder of RHI and serves as CEO/President and chairman of RHI’s board (control/ownership evidence).
- Rocket Companies, Inc. Form 10-K/A for fiscal year ended 2024 (filed 2025) (PDF)
Rocket Companies / SEC filing (hosted on Rocket investor relations) - Notes Dan Gilbert is the majority owner of Rock Holdings Inc. and has been Chairman of its board since 2002 (control evidence; timing context).
- Our Story
ROCK (rock.com) - Identifies Dan Gilbert as Chairman of Rock Holdings, Inc. and describes RHI as largest shareholder in Rocket Companies (relationship/control context).
- Rock Holdings Inc. - Business Information (Company Summary)
Dun & Bradstreet (D&B) - Lists Rock Holdings Inc. as founded in 2002 and located in Detroit (founding year/location support).
- ROCK Family Office (homepage)
ROCK (rock.com) - Official web presence used for the Rock/Gilbert family organization that connects the Rock Family of Companies (best-available official website for the Rock/Holdings ecosystem).
- https://www.sec.gov/Archives/edgar/data/1805284/000180528425000046/rkt-20241231.htm
Web search - Consulted by the research agent
- https://www.sec.gov/Archives/edgar/data/1805284/000110465923050385/tm2232727-2_def14a.pdf
Web search - Consulted by the research agent
- https://s203.q4cdn.com/464899268/files/doc_financials/2025/sr/11656163_tm2513302-10_defm14a_D5-1_-PrintReady-_2025-07-30_22-44-52-1-_v1.pdf
Web search - Consulted by the research agent
- https://champsignal.com/ownership/rockholdingsinc.com
Web search - Consulted by the research agent
- https://en.wikipedia.org/wiki/Rock_Ventures
Web search - Consulted by the research agent
- https://contracts.justia.com/index.php/companies/rocket-companies-inc-10465/contract/107368/
Web search - Consulted by the research agent
- https://www.linkedin.com/company/rock-family-office
Web search - Consulted by the research agent
Ownership FAQ
Is Rock Holdings Inc. (Michigan corporation; Dan Gilbert/Rock family holding company and controlling shareholder of Rocket Companies) owned by private equity?
No. Rock Holdings Inc. (Michigan corporation; Dan Gilbert/Rock family holding company and controlling shareholder of Rocket Companies) does not currently appear to be private-equity-owned.
Who owns Rock Holdings Inc. (Michigan corporation; Dan Gilbert/Rock family holding company and controlling shareholder of Rocket Companies)?
Controlled by Dan Gilbert (majority stockholder of Rock Holdings Inc.)
When was Rock Holdings Inc. (Michigan corporation; Dan Gilbert/Rock family holding company and controlling shareholder of Rocket Companies) last checked?
This page was last checked on Oct 14, 2026.