Flagship Harbor Advisors’s A10 Networks ATEN Stock Holding History

Flagship Harbor Advisors’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 Q1	–	Sell	-9	Closed	-$160	–	827
2025 Q4	$160	Buy	+9	New	+$159	﹤0.01%	2199

Other funds holding ATEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

PCM

Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 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

Barclays London, United Kingdom $521B AUM 51.41% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Flagship Harbor Advisors's ATEN Position: Q1 2026 in Review

Flagship Harbor Advisors sold out of A10 Networks (ATEN) in Q1 2026, closing a stake of 9 shares — an estimated $160 sold.

Flagship Harbor Advisors first reported a position in ATEN in Q4 2025 and held it in 1 quarter. The position peaked at $160 in Q4 2025. 264 funds tracked by Wall St. Rank hold ATEN as of Q1 2026.

Flagship Harbor Advisors reported no remaining A10 Networks position as of Q1 2026 after selling out during the quarter.
Flagship Harbor Advisors sold 9 A10 Networks shares in Q1 2026, an estimated $160.
Flagship Harbor Advisors first reported a position in A10 Networks in Q4 2025 and held it in 1 quarter.
Flagship Harbor Advisors's A10 Networks position peaked at $160 in Q4 2025.
264 funds tracked by Wall St. Rank held A10 Networks as of Q1 2026.

Based on Flagship Harbor Advisors's 13F filing for Q1 2026, filed 28 Apr 2026.