ATON on NASDAQ

Alteon WebSystems

Logo: Unknown author Unknown author, Public domain, via Wikimedia Commons4

Computer network hardware company

Alteon WebSystems (originally Alteon Networks, Inc.) is a division of Radware that produces application delivery controllers. Alteon was acquired by Nortel Networks on October 4, 2000.3 Its shares trade on NASDAQ under the symbol ATON.1 Wikipedia text CC BY-SA 4.0

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Last updated Oct 21, 2026.

Overview

1996Founded1

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  • TickerATON on NASDAQ1
  • Industrycomputer network1
  • HeadquartersSan Jose1
  • Incorporated inDE5
  • Business address50 Great Oaks Boulevard, San Jose, Ca 951195

Alteon WebSystems (originally Alteon Networks, Inc.) is a division of Radware that produces application delivery controllers.3

The story

Alteon Networks was founded in 1996 by Mark Bryers, John Hayes, Ted Schroeder and Wayne Hathaway. Initial venture capital investors were Matrix Partners and Sutter Hill Ventures. Dominic Orr became chief executive in October 1996.

Alteon introduced innovative products such as the ACEswitch 180, which was the first network switch to deliver Ethernet with selectable speed, 10/100 or 1000 Mbit/s, on every port via autonegotiation. Their ACEdirector Layer 4-7 switch was designed as an integrated services front-end and server load balancer. It also introduced Jumbo Frames (up to 9,000 bytes) with its ACEnic adapters, and supported by its switches.

In addition to server switches, Alteon produced the first network interface controller (NIC) in 1997 that used Gigabit Ethernet (demonstrated at the Networld + Interop trade show in September 1996).

Alteon's third generation Gigabit Ethernet NIC (code named "Tigon") became the basis for Broadcom's family of Ethernet controllers (series BCM570x) and has shipped over 60 million copies. It was used in low-cost adapters from vendors such as 3Com.

In July 2000, Nortel Networks announced it was buying Alteon for US$6 billion in stock. The deal had originally been announced with a value of $7.8 billion, but the stock market plummeted before the deal closed in October.

Nortel rolled the ACEDirector and ACESwitch products into its Personal Internet product line, but one year later sales had slowed down.

On February 22, 2009 Nortel Networks announced it would sell the Alteon application switching line to Radware, for $17.65 million.

In November 2013, Radware announced the Alteon NG, marketed as an application delivery controller.

From Wikipedia’s article on Alteon WebSystems, shared under CC BY-SA 4.0.6

Products and brands

  • network switch

Listed on Wikidata.1

Timeline

  1. 2000Dissolved Dissolved1
  2. 1996Founded Founded1

SEC filer profile

How Alteon WebSystems is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARALTEON WEBSYSTEMS INC2
  • CIK0001089925
  • Employer ID (EIN)77-04297692
  • Incorporated inDelaware2
  • Fiscal year endsJune 302
  • Industry code (SIC)3679 Electronic Components, NEC2
  • Business address50 Great Oaks Boulevard, San Jose, CA 951192
  • Phone40836055002
  • On EDGAR sinceJul 9, 19992
  • Filings43 in all: 425 (14), S-1/A (8), 10-Q (3), 8-K (3), 424B4 (2), S-1 (2), S-8 (2), 10-K405 (1)2
    All 16 form types

    15-12G (1), 3 (1), 8-A12G (1), 8-K/A (1), DEFM14A (1), SC 13D (1), SC 13D/A (1), SC 13G (1)

  • Latest filingsQuarterly report (10-Q) May 12, 2000
    Latest 8-K (8-K) Aug 31, 2000