Seizert Capital Partners’s A10 Networks ATEN Stock Holding History

Seizert Capital Partners’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	–	Sell	-19,747	Closed	-$457K	–	186
2026 Q1	$457K	Hold	19,747	–	–	0.02%	129
2025 Q4	$349K	Hold	19,747	–	–	0.01%	146
2025 Q3	$358K	Buy	19,747 +2,967	+18%	+$53.7K	0.02%	143
2025 Q2	$325K	Sell	16,780 -412	-2%	-$7.04K	0.01%	146
2025 Q1	$281K	Sell	17,192 -4,096	-19%	-$78.7K	0.01%	141
2024 Q4	$392K	Buy	21,288 +7,301	+52%	+$119K	0.02%	129
2024 Q3	$202K	Buy	+13,987	New	+$189K	0.01%	161

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

Seizert Capital Partners's ATEN Position: Q2 2026 in Review

Seizert Capital Partners sold out of A10 Networks (ATEN) in Q2 2026, closing a stake of 19,747 shares — an estimated $457K sold.

Seizert Capital Partners first reported a position in ATEN in Q3 2024 and held it in 7 quarters. The position peaked at $457K in Q1 2026. 310 funds tracked by Wall St. Rank hold ATEN as of Q2 2026.

Seizert Capital Partners reported no remaining A10 Networks position as of Q2 2026 after selling out during the quarter.
Seizert Capital Partners sold 19,747 A10 Networks shares in Q2 2026, an estimated $457K.
Seizert Capital Partners first reported a position in A10 Networks in Q3 2024 and held it in 7 quarters.
Seizert Capital Partners's A10 Networks position peaked at $457K in Q1 2026.
310 funds tracked by Wall St. Rank held A10 Networks as of Q2 2026.

Based on Seizert Capital Partners's 13F filing for Q2 2026, filed 5 Aug 2026.