SCHEDULE 13G Filed 2026-07-30 Event — SEC 0001445546-26-005557 →

FIRST TRUST PORTFOLIOS LP → A10 Networks, Inc. ATEN

Stake: — Shares: — Class: Common

Composite Decision Signal · PASS (LOW BASE-RATE EDGE) Conviction Score: 21/100

Passive Schedule 13G filer baseline
Elevated short days-to-cover (9.8 DTC)

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

8 13D/G filings on this issuer

7 other filings besides this one

Filer Track Record

22 filings by this filer

21 other filings in the data moat

Short Interest · settle 2026-10-15

DTC 9.82

9,655,940 shares short · -1.1% vs prior

Other 13D/G Filings on A10 Networks, Inc.

Filed	Form	Filer	Stake	Shares
2021-11-03	SC	VIEX Capital Advisors, LLC	—	—	view →
2019-11-21	SC	VIEX Capital Advisors, LLC	—	—	view →
2019-08-19	SC	VIEX Capital Advisors, LLC	—	—	view →
2019-07-30	SC	VIEX Capital Advisors, LLC	—	—	view →
2019-06-05	SC	VIEX Capital Advisors, LLC	—	—	view →
2019-06-04	SC	VIEX Capital Advisors, LLC	—	—	view →
2018-03-16	SC	VIEX Capital Advisors, LLC	—	—	view →

Other Filings by FIRST TRUST PORTFOLIOS LP

Filed	Form	Issuer	Stake	Shares
2026-10-27	SCHEDULE 13G	AEVEX Corp. (Class A)	—	—	view →
2026-10-19	SCHEDULE 13G/A	Barings Global Short Duration High Yield Fund	—	—	view →
2026-10-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-10-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-10-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-10-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-10-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-10-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-07-30	SCHEDULE 13G	Array Technologies, Inc.	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded AlphaDEX(R) Fund	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund II	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund IV	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund V	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-07-07	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →
2026-06-05	SCHEDULE 13G	First Trust Exchange-Traded AlphaDEX(R) Fund II	—	—	view →
2026-06-05	SCHEDULE 13G	First Trust Exchange-Traded Fund VIII	—	—	view →

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