EAM Investors’s A10 Networks ATEN Stock Holding History

EAM Investors’s Portfolio ATEN Stock Details ATEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$7.05M	Buy	+188,768	New	+$5.48M	0.63%	34
2025 Q2	–	Sell	-202,826	Closed	-$3.31M	–	236
2025 Q1	$3.31M	Buy	+202,826	New	+$3.9M	0.57%	79
2023 Q1	–	Sell	-178,160	Closed	-$2.96M	–	258
2022 Q4	$2.96M	Buy	+178,160	New	+$3.05M	0.61%	39
2022 Q3	–	Sell	-139,867	Closed	-$2.01M	–	257
2022 Q2	$2.01M	Sell	139,867 -14,046	-9%	-$203K	0.49%	67
2022 Q1	$2.15M	Sell	153,913 -149,826	-49%	-$2.11M	0.4%	82
2021 Q4	$5.04M	Sell	303,739 -7,479	-2%	-$114K	0.83%	9
2021 Q3	$4.2M	Buy	+311,218	New	+$4.04M	0.71%	16
2016 Q4	–	Sell	-105,650	Closed	-$1.13M	–	316
2016 Q3	$1.13M	Buy	+105,650	New	+$924K	0.15%	238
2016 Q2	–	Sell	-131,167	Closed	-$777K	–	301
2016 Q1	$777K	Buy	131,167 +2,345	+2%	+$14K	0.12%	278
2015 Q4	$845K	Buy	+128,822	New	+$892K	0.11%	292

Other funds holding ATEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

PCM

Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

EAM Investors's ATEN Position: Q2 2026 in Review

EAM Investors opened a new position in A10 Networks (ATEN) in Q2 2026: 188,768 shares worth $7.05M. The stake represents 0.63% of the portfolio and ranks #34 among its holdings. This is a return to the name: EAM Investors previously reported a position in ATEN as recently as Q1 2025.

EAM Investors first reported a position in ATEN in Q4 2015 and has held it in 10 quarters since. 311 funds tracked by Wall St. Rank hold ATEN as of Q2 2026.

EAM Investors held 188,768 shares of A10 Networks worth $7.05M as of Q2 2026.
A10 Networks was a new EAM Investors position in Q2 2026.
A10 Networks made up 0.63% of EAM Investors's portfolio in Q2 2026, its #34 holding.
EAM Investors first reported a position in A10 Networks in Q4 2015 and has held it in 10 quarters since.
311 funds tracked by Wall St. Rank held A10 Networks as of Q2 2026.

Based on EAM Investors's 13F filing for Q2 2026, filed 13 Aug 2026.