PDT Partners’s A10 Networks ATEN Stock Holding History

PDT 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	$4.16M	Buy	111,226 +12,600	+13%	+$366K	0.22%	151
2026 Q1	$2.28M	Buy	98,626 +63,154	+178%	+$1.24M	0.14%	226
2025 Q4	$628K	Buy	+35,472	New	+$628K	0.04%	395
2022 Q3	–	Sell	-42,744	Closed	-$615K	–	839
2022 Q2	$615K	Sell	42,744 -26,899	-39%	-$390K	0.05%	545
2022 Q1	$972K	Buy	69,643 +46,852	+206%	+$659K	0.08%	385
2021 Q4	$378K	Buy	+22,791	New	+$346K	0.03%	615
2020 Q2	–	Sell	-15,207	Closed	-$94K	–	670
2020 Q1	$94K	Buy	+15,207	New	+$97.2K	0.01%	616
2014 Q3	–	Sell	-77,594	Closed	-$1.03M	–	1293
2014 Q2	$1.03M	Buy	+77,594	New	+$976K	0.03%	686

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

PDT Partners's ATEN Position: Q2 2026 in Review

PDT Partners increased its A10 Networks (ATEN) stake by 13% in Q2 2026, buying an estimated $366K and bringing the position to 111,226 shares worth $4.16M. The position accounts for 0.22% of the portfolio, ranked #151.

PDT Partners first reported a position in ATEN in Q2 2014 and has held it in 8 quarters since. 310 funds tracked by Wall St. Rank hold ATEN as of Q2 2026.

PDT Partners held 111,226 shares of A10 Networks worth $4.16M as of Q2 2026.
PDT Partners bought 12,600 A10 Networks shares in Q2 2026, an estimated $366K.
A10 Networks made up 0.22% of PDT Partners's portfolio in Q2 2026, its #151 holding.
PDT Partners first reported a position in A10 Networks in Q2 2014 and has held it in 8 quarters since.
310 funds tracked by Wall St. Rank held A10 Networks as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.