13D Filing: Viex Capital Advisors, LLC and A10 Networks Inc. (ATEN)

Page 4 of 15

Page 4 of 15 – SEC Filing

1 NAME OF REPORTING PERSON
VIEX GP, LLC
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
(b) ☐
3 SEC USE ONLY
4 SOURCE OF FUNDS
AF
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
6 CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
NUMBER OF 7 SOLE VOTING POWER
SHARES
BENEFICIALLY – 0 –
OWNED BY 8 SHARED VOTING POWER
EACH
REPORTING 1,719,575*
PERSON WITH 9 SOLE DISPOSITIVE POWER
– 0 –
10 SHARED DISPOSITIVE POWER
1,719,575*
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,719,575*
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
2.4%
14 TYPE OF REPORTING PERSON
OO

* Includes 120,000 shares underlying call options currently exercisable
as further described in Item 6.

4

Follow A10 Networks Inc. (NYSE:ATEN)

Page 4 of 15