13D Filing: VIEX Capital Advisors and A10 Networks Inc. (ATEN)

Page 2 of 13 – SEC Filing

1 NAME OF REPORTING PERSON
VIEX Opportunities Fund, LP – Series One*
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
(b) ☐
3 SEC USE ONLY
4 SOURCE OF FUNDS
WC
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 1,763,575**
PERSON WITH 9 SOLE DISPOSITIVE POWER
– 0 –
10 SHARED DISPOSITIVE POWER
1,763,575**
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,763,575**
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
2.5%
14 TYPE OF REPORTING PERSON
PN

* This Series One is part of a series of VIEX Opportunities Fund,
LP, a series limited partnership.

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

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