Canada Pension Plan Investment Board’s A10 Networks ATEN Stock Holding History

Canada Pension Plan Investment Board’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	$2.82M	Sell	75,500 -2,800	-4%	-$81.3K	﹤0.01%	870
2026 Q1	$1.81M	Sell	78,300 -3,700	-5%	-$72.4K	﹤0.01%	922
2025 Q4	$1.45M	Sell	82,000 -3,300	-4%	-$58.5K	﹤0.01%	994
2025 Q3	$1.55M	Sell	85,300 -13,200	-13%	-$239K	﹤0.01%	950
2025 Q2	$1.91M	Sell	98,500 -10,900	-10%	-$186K	﹤0.01%	878
2025 Q1	$1.79M	Buy	109,400 +68,200	+166%	+$1.31M	﹤0.01%	833
2024 Q4	$758K	Buy	41,200 +39,100	+1,862%	+$638K	﹤0.01%	1061
2024 Q3	$30.3K	Hold	2,100	–	–	﹤0.01%	1270
2024 Q2	$29.1K	Buy	+2,100	New	+$29.9K	﹤0.01%	1305
2022 Q1	–	Sell	-16,000	Closed	-$265K	–	1316
2021 Q4	$265K	Sell	16,000 -40,000	-71%	-$607K	﹤0.01%	1195
2021 Q3	$755K	Buy	+56,000	New	+$726K	﹤0.01%	1061

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 $3.38T AUM 44.17% 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

Canada Pension Plan Investment Board's ATEN Position: Q2 2026 in Review

Canada Pension Plan Investment Board reduced its A10 Networks (ATEN) stake by 3.6% in Q2 2026, selling an estimated $81.3K and leaving 75,500 shares worth $2.82M. The position accounts for ﹤0.01% of the portfolio, ranked #870.

Canada Pension Plan Investment Board first reported a position in ATEN in Q3 2021 and has held it in 11 quarters since. 310 funds tracked by Wall St. Rank hold ATEN as of Q2 2026.

Canada Pension Plan Investment Board held 75,500 shares of A10 Networks worth $2.82M as of Q2 2026.
Canada Pension Plan Investment Board sold 2,800 A10 Networks shares in Q2 2026, an estimated $81.3K.
A10 Networks made up ﹤0.01% of Canada Pension Plan Investment Board's portfolio in Q2 2026, its #870 holding.
Canada Pension Plan Investment Board first reported a position in A10 Networks in Q3 2021 and has held it in 11 quarters since.
310 funds tracked by Wall St. Rank held A10 Networks as of Q2 2026.

Based on Canada Pension Plan Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.