SEI Investments’s A10 Networks ATEN Stock Holding History

SEI Investments’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	$5.67M	Buy	151,678 +30,437	+25%	+$884K	0.01%	1437
2026 Q1	$2.8M	Sell	121,241 -2,115	-2%	-$41.4K	﹤0.01%	1840
2025 Q4	$2.18M	Sell	123,356 -2,910	-2%	-$51.5K	﹤0.01%	1811
2025 Q3	$2.29M	Sell	126,266 -59,927	-32%	-$1.08M	﹤0.01%	1642
2025 Q2	$3.6M	Sell	186,193 -35,030	-16%	-$599K	﹤0.01%	1401
2025 Q1	$3.61M	Buy	221,223 +26,187	+13%	+$503K	﹤0.01%	1402
2024 Q4	$3.59M	Sell	195,036 -24,390	-11%	-$398K	﹤0.01%	1435
2024 Q3	$3.17M	Buy	219,426 +9,315	+4%	+$126K	﹤0.01%	1485
2024 Q2	$2.91M	Buy	210,111 +987	+0.5%	+$14.1K	﹤0.01%	1472
2024 Q1	$2.86M	Sell	209,124 -4,351	-2%	-$58.5K	﹤0.01%	1459
2023 Q4	$2.81M	Sell	213,475 -9,959	-4%	-$121K	﹤0.01%	1445
2023 Q3	$3.36M	Sell	223,434 -20,583	-8%	-$305K	0.01%	1349
2023 Q2	$3.56M	Sell	244,017 -9,995	-4%	-$145K	0.01%	1363
2023 Q1	$3.93M	Sell	254,012 -62,274	-20%	-$950K	0.01%	1298
2022 Q4	$5.26M	Buy	316,286 +15,033	+5%	+$258K	0.01%	1027
2022 Q3	$4M	Sell	301,253 -29,061	-9%	-$413K	0.01%	1198
2022 Q2	$4.75M	Sell	330,314 -50,054	-13%	-$725K	0.01%	1121
2022 Q1	$5.29M	Sell	380,368 -15,830	-4%	-$222K	0.01%	1079
2021 Q4	$6.56M	Buy	396,198 +296,599	+298%	+$4.5M	0.01%	994
2021 Q3	$1.34M	Buy	99,599 +85,120	+588%	+$1.1M	﹤0.01%	1661
2021 Q2	$163K	Sell	14,479 -1,448	-9%	-$14K	﹤0.01%	2480
2021 Q1	$156K	Buy	15,927 +4,145	+35%	+$40.6K	﹤0.01%	2415
2020 Q4	$116K	Buy	+11,782	New	+$92.6K	﹤0.01%	2404
2019 Q1	–	Sell	-7,331	Closed	-$46K	–	2897
2018 Q4	$46K	Buy	+7,331	New	+$44.4K	﹤0.01%	2364

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

SEI Investments's ATEN Position: Q2 2026 in Review

SEI Investments increased its A10 Networks (ATEN) stake by 25% in Q2 2026, buying an estimated $884K and bringing the position to 151,678 shares worth $5.67M. The position accounts for 0.01% of the portfolio, ranked #1437.

SEI Investments first reported a position in ATEN in Q4 2018 and has held it in 24 quarters since. The position peaked at $6.56M in Q4 2021. 310 funds tracked by Wall St. Rank hold ATEN as of Q2 2026.

SEI Investments held 151,678 shares of A10 Networks worth $5.67M as of Q2 2026.
SEI Investments bought 30,437 A10 Networks shares in Q2 2026, an estimated $884K.
A10 Networks made up 0.01% of SEI Investments's portfolio in Q2 2026, its #1437 holding.
SEI Investments first reported a position in A10 Networks in Q4 2018 and has held it in 24 quarters since.
SEI Investments's A10 Networks position peaked at $6.56M in Q4 2021.
310 funds tracked by Wall St. Rank held A10 Networks as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.