NexusTrade Loading NexusTrade… Taking too long? Reload this page

About Magnite, Inc. Common Stock (MGNI)

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. The company was formerly known as The Rubicon Project, Inc. and changed name to Magnite, Inc. in July 2020. Magnite, Inc. was incorporated in 2007 and is headquartered in New York, New York.

Ticker
MGNI
Exchange
XNAS
Sector
Communication Services
Industry
Advertising Agencies

Company profile updated October 10, 2026.

Stored market snapshot

As of October 8, 2026. Daily closing data may differ from the live quote shown in the dashboard.

Stored daily close (USD)
$25.45
Company market capitalization (USD)
$3,650,144,795.65
Price / earnings (TTM)
21.87×
Price / book
3.9×

Research MGNI

Compare the company’s price history and fundamentals in the dashboard. Explore disclosed trading and ownership activity in these research collections: