Company Description
Magnite, Inc., together with its subsidiaries, operates an independent omni-channel sell-side advertising platform in the United States and internationally.
The company’s platform offers applications and services for sellers of digital advertising inventory, or publishers that own and operate CTV channels, applications, websites, and other digital media properties to manage and monetize their inventory; and for buyers, including advertisers, agencies, agency trading desks, and demand side platforms to buy digital advertising inventory, as well as an independent marketplace that brings buyers and sellers together.
It markets its solutions through sales teams that operate from various locations. Magnite, Inc. was formerly known as The Rubicon Project, Inc. and changed name to Magnite, Inc. in July 2020.
The company was incorporated in 2007 and is headquartered in New York, New York.
| Country | United States |
| Founded | 2007 |
| Industry | Advertising Agencies |
| Sector | Communication Services |
| Employees | 971 |
| CEO | Michael Barrett |
Contact Details
Address: 1250 Broadway, 9th Floor New York, New York 10001 United States | |
| Phone | 212 243 2769 |
| Website | magnite.com |
Stock Details
| Ticker Symbol | MGNI |
| Exchange | NASDAQ |
| Stock Type | Common Stock |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 1595974 |
| CUSIP Number | 55955D100 |
| ISIN Number | US55955D1000 |
| Employer ID | 20-8881738 |
| SIC Code | 7370 |
Key Executives
| Name | Position |
|---|---|
| Michael G. Barrett | Chief Executive Officer and Director |
| David L. Day | Chief Financial Officer |
| Katie Evans | President of Product and Operations |
| Adam Lee Soroca | Advisor |
| Sean Patrick Buckley | President of Revenue and Market Strategy |
| Brian Gephart | Chief Accounting Officer |
| David Buonasera | Chief Technology Officer |
| Nick Kormeluk | Vice President of Investor Relations and Head of Global Real Estate |
| Aaron Saltz J.D. | Chief Legal Officer |
| Shawna Hughes CPA | Chief People Officer |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| May 6, 2026 | 8-K | Current Report |
| May 6, 2026 | 10-Q | Quarterly Report |
| May 6, 2026 | SCHEDULE 13G/A | Filing |
| Apr 30, 2026 | SCHEDULE 13G | Filing |
| Apr 29, 2026 | SCHEDULE 13G | Filing |
| Apr 21, 2026 | ARS | Filing |
| Apr 21, 2026 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
| Apr 21, 2026 | DEF 14A | Other definitive proxy statements |
| Apr 20, 2026 | 8-K | Current Report |
| Apr 10, 2026 | 8-K | Current Report |