Impax Asset Management Group’s A10 Networks ATEN Stock Holding History

Impax Asset Management Group’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 Q3	$11.1M	Hold	410,000	–	–	0.09%	151
2026 Q2	$15.3M	Sell	410,000 -60,000	-13%	-$1.74M	0.1%	134
2026 Q1	$10.9M	Buy	470,000 +110,000	+31%	+$2.15M	0.08%	146
2025 Q4	$6.37M	Hold	360,000	–	–	0.04%	191
2025 Q3	$6.53M	Hold	360,000	–	–	0.04%	178
2025 Q2	$6.97M	Hold	360,000	–	–	0.04%	179
2025 Q1	$5.88M	Sell	360,000 -227,500	-39%	-$4.37M	0.04%	188
2024 Q4	$10.8M	Sell	587,500 -100,000	-15%	-$1.63M	0.05%	155
2024 Q3	$9.9M	Buy	687,500 +137,500	+25%	+$1.85M	0.04%	165
2024 Q2	$7.62M	Sell	550,000 -225,000	-29%	-$3.21M	0.03%	182
2024 Q1	$10.6M	Hold	775,000	–	–	0.04%	162
2023 Q4	$10.2M	Buy	775,000 +125,000	+19%	+$1.52M	0.04%	174
2023 Q3	$9.8M	Buy	650,000 +225,000	+53%	+$3.33M	0.04%	161
2023 Q2	$6.2M	Sell	425,000 -590,000	-58%	-$8.54M	0.02%	194
2023 Q1	$15.7M	Buy	1,015,000 +200,000	+25%	+$3.05M	0.07%	131
2022 Q4	$13.6M	Sell	815,000 -185,000	-19%	-$3.17M	0.06%	134
2022 Q3	$13.3M	Buy	1,000,000 +375,000	+60%	+$5.34M	0.07%	134
2022 Q2	$8.99M	Buy	625,000 +375,000	+150%	+$5.43M	0.04%	155
2022 Q1	$3.49M	Buy	+250,000	New	+$3.51M	0.01%	212

Other funds holding ATEN

BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM

First Trust Advisors Wheaton, Illinois $170B AUM 38.25% 1-Year Est. Return

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM

Boston Trust Walden Boston, Massachusetts $12.4B AUM 21.62% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $234B AUM 43.58% 1-Year Est. Return

Impax Asset Management Group's ATEN Position: Q3 2026 in Review

Impax Asset Management Group held its A10 Networks (ATEN) position steady in Q3 2026 at 410,000 shares worth $11.1M. The position accounts for 0.09% of the portfolio, ranked #151.

Impax Asset Management Group first reported a position in ATEN in Q1 2022 and has held it in 19 quarters since. The position peaked at $15.7M in Q1 2023. 235 funds tracked by Wall St. Rank hold ATEN as of Q3 2026.

Impax Asset Management Group held 410,000 shares of A10 Networks worth $11.1M as of Q3 2026.
Impax Asset Management Group left its A10 Networks share count unchanged in Q3 2026.
A10 Networks made up 0.09% of Impax Asset Management Group's portfolio in Q3 2026, its #151 holding.
Impax Asset Management Group first reported a position in A10 Networks in Q1 2022 and has held it in 19 quarters since.
Impax Asset Management Group's A10 Networks position peaked at $15.7M in Q1 2023.
235 funds tracked by Wall St. Rank held A10 Networks as of Q3 2026.

Based on Impax Asset Management Group's 13F filing for Q3 2026, filed 10 Nov 2026.