Limelight Networks Announces Pricing of Public Offering

TEMPE, Ariz.–(BUSINESS WIRE)–Limelight Networks, Inc. (NASDAQ: LLNW), a global leader in digital
content delivery, announced today the pricing of a public offering of
15,000,000 shares of its common stock by certain selling stockholders
affiliated with The Goldman Sachs Group Inc. at a price to the public of
$4.60 per share. Limelight Networks will not receive any proceeds from
the offering. The offering is expected to close on December 5, 2017,
subject to customary closing conditions.

B. Riley FBR, Inc. acted as sole book-running manager for the offering.

The offering will be made only by means of a prospectus. Copies of the
final prospectus related to the offering may be obtained, when
available, from B. Riley FBR, Inc., Attention: Prospectus Department,
11100 Santa Monica Blvd., Suite 800, Los Angeles, CA 90025, telephone:
310-689-2220.

A registration statement relating to these securities has been filed
with, and declared effective by, the Securities and Exchange Commission.
This press release shall not constitute an offer to sell or the
solicitation of an offer to buy, nor shall there be any sale of these
securities in any state or jurisdiction in which such offer,
solicitation or sale would be unlawful prior to registration or
qualification under the securities laws of any such state or
jurisdiction.

About Limelight

Limelight Networks, Inc., (NASDAQ: LLNW), a global leader in digital
content delivery, empowers customers to better engage online audiences
by enabling them to securely manage and globally deliver digital
content, on any device. The company’s Limelight Orchestrate Platform
includes a global infrastructure with a fully-integrated suite of
capabilities and services to help you address all your content delivery
needs. The Orchestrate Platform solves your most important content
delivery challenges so you can deliver the next great digital experience
anywhere. For more information, visit www.limelight.com,
and follow us on TwitterFacebook and LinkedIn.

Contacts

Limelight Networks, Inc.
Sajid Malhotra, 602-850-5000
Chief
Financial Officer
ir@llnw.com