James Rossman Biography and Net Worth

Director of Magnite

James Rossman has been a member of our board of directors since April 2020. He previously served as a member of Telaria’s board from January 2011 until April 2020, and served as Chairman of Telaria’s board from August 2012 to May 2013. Mr. Rossman currently serves as an Operating Partner at Silver Lake, a global private equity firm focused on investments in technology, technology-enabled and related industries. From November 2012 to April 2018, he served as Special Advisor to General Atlantic, a global growth equity firm. From April 2009 to June 2012, he served in various roles at AKQA Inc., a digital services company, including President and Chief Operating Officer. From April 2001 to March 2009, Mr. Rossman served in several roles at Digitas, Inc., an integrated advertising agency and a member of the Publicis Groupe, S.A. (as of 2007), including as Chief Operating Officer. Mr. Rossman received a B.A. in economics from Trinity College and an M.M.M. from the Kellogg School of Management at Northwestern University. Mr. Rossman brings significant experience in operating and managing media agencies and advertising technology companies.

What is James Rossman's net worth?: The estimated net worth of James Rossman is at least $1.35 million as of June 18th, 2025. Rossman owns 93,679 shares of Magnite stock worth more than $1,353,193 as of December 4th. This net worth approximation does not reflect any other investments that Rossman may own. Learn More about James Rossman's net worth.
How do I contact James Rossman?: The corporate mailing address for Rossman and other Magnite executives is 12181 BLUFF CREEK DRIVE 4TH FLOOR, LOS ANGELES CA, 90094. Magnite can also be reached via phone at (212) 243-2769 and via email at [email protected]. Learn More on James Rossman's contact information.
Has James Rossman been buying or selling shares of Magnite?: James Rossman has not been actively trading shares of Magnite during the last ninety days. Most recently, James Rossman sold 137,007 shares of the business's stock in a transaction on Wednesday, June 18th. The shares were sold at an average price of $18.78, for a transaction totalling $2,572,991.46. Following the completion of the sale, the director now directly owns 93,679 shares of the company's stock, valued at $1,759,291.62. Learn More on James Rossman's trading history.
Who are Magnite's active insiders?: Magnite's insider roster includes Michael Barrett (President and Chief Executive Officer), Sean Buckley (Insider), David Buonasera (CTO), Paul Caine (Director), David Day (CFO), Katie Evans (COO), Brian Gephart (CAO), Shawna Hughes (CAO), Thomas Kershaw (CTO), Douglas Knopper (Director), Rachel Lam (Director), David Pearson (Director), Joseph Prusz (CRO), James Rossman (Director), Aaron Saltz (General Counsel), Adam Soroca (Insider), Robert Spillane (Director), Lisa Troe (Director), and Diane Yu (Director). Learn More on Magnite's active insiders.
Are insiders buying or selling shares of Magnite?: In the last year, insiders at the sold shares 66 times. They sold a total of 1,735,144 shares worth more than $34,974,468.59. The most recent insider tranaction occured on November, 21st when Director Robert F Spillane sold 12,500 shares worth more than $177,750.00. Insiders at Magnite own 3.8% of the company. Learn More about insider trades at Magnite.
Information on this page was last updated on 11/21/2025.

James Rossman Insider Trading History at Magnite

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction	Details
6/18/2025	Sell	137,007	$18.78	$2,572,991.46	93,679
2/7/2025	Sell	149,936	$19.46	$2,917,754.56	219,920

James Rossman Buying and Selling Activity at Magnite

Magnite Company Overview

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 applications and services for buyers, including advertisers, agencies, agency trading desks, and demand side platforms to buy digital advertising inventory, as well as an independent marketplace that connects buyers and sellers. 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.

Today's Range

Now: $14.38

$14.10

$14.49

50 Day Range

MA: $17.06

$13.13

$22.28

2 Week Range

Now: $14.38

$8.22

$26.65

Volume

1,426,043 shs

Average Volume

2,919,794 shs

Market Capitalization

$2.07 billion

P/E Ratio

37.84

Dividend Yield

N/A

Beta

2.49