A10 NETWORKS INC

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ATEN·002121101·US·Common Stock·Technology - Software - Infrastructure-13D/G

ATEN (A10 NETWORKS INC) is held by 159 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($506.9M), VANGUARD PORTFOLIO MANAGEMENT LLC ($129.3M), FIRST TRUST ADVISORS LP ($121.2M). Net institutional sentiment: Mixed.

159

Holders

(13 Elite)

$2.4B

Total Value

56% (159)

Consensus

89 buying - 70 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)53

Insider (Form 4)38

Activist (13D/13G)36

Congressional (STOCK Act)43

Holder Quality

77

★★★★★

Elite

65

★★★★

Strong

85

★★★

Solid

43

★★

Below

50

★

Weak

Held by 159 funds

13 elite

Who's Trading

Source dates: Price Aug 28, 2026 · Insiders Aug 25, 2026 · Activists Jul 30, 2026 · Congress none

InsiderWEWolf Dana ElizabethSell $68KAug 25, 2026

InsiderWSWeber Robert ScottSell $392KAug 11, 2026

ActivistFTFirst Trust Portfolios L.P.6.7%Jul 30, 2026

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Top Holders

Top Holders (159)History

AllNewIncreasedHeldDecreasedExited

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	13.6M(+3.7%)	$506.9M	0.0%	+37.79%	33
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	3.5M(+2.2%)	$129.3M	0.0%	+10.75%	31
FIRST TRUST ADVISORS LP	Increased	3.2M(+88.7%)	$121.2M	0.1%	+1.57%	47
STATE STREET CORP	Decreased	3.1M(-0.2%)	$115.2M	0.0%	+98.40%	0
VAVANGUARD CAPITAL MANAGEMENT LLC	Decreased	3.1M(-1.6%)	$114.7M	0.0%	+12.22%	0
Boston Trust Walden Corp	Increased	2.4M(+11.2%)	$90.3M	0.7%	+35.72%	47
WELLINGTON MANAGEMENT GROUP LLP	Decreased	2M(-5.5%)	$73.2M	0.0%	+47.92%	0
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.8M(+5.6%)	$67.8M	0.0%	+123.68%	31
GOLDMAN SACHS GROUP INC	Increased	1.8M(+50.4%)	$66.7M	0.0%	+4.35%	41
DIMENSIONAL FUND ADVISORS LP	Decreased	1.6M(-2.3%)	$59.7M	0.0%	+78.76%	0
RENAISSANCE TECHNOLOGIES LLC	Decreased	1.5M(-14.8%)	$56.8M	0.1%	+175.05%	0
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	Decreased	1.4M(-4.0%)	$53.7M	0.0%	+38.27%	0
FMR LLC	Increased	1.4M(+5001.7%)	$53.6M	0.0%	-30.02%	47
MAMIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	Decreased	1.4M(-8.3%)	$53.3M	0.1%	+75.24%	0
Invesco Ltd.	Increased	1.2M(+242.8%)	$46.4M	0.0%	-16.84%	47
TWO SIGMA INVESTMENTS, LP	Decreased	1.1M(-14.8%)	$42M	0.0%	+34.07%	0
PRUDENTIAL FINANCIAL INC	Increased	1M(+18.4%)	$39.2M	0.0%	+4.77%	34
BARCLAYS PLC	Decreased	962,382(-48.7%)	$36M	0.0%	+46.27%	0
MORGAN STANLEY	Increased	908,083(+11.7%)	$33.9M	0.0%	+53.86%	32
NANOMURA ASSET MANAGEMENT INTERNATIONAL INC.	New	896,517	$33.5M	0.1%	-30.70%	40

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer