Boston Partners
ATEN icon

Boston Partners’s A10 Networks ATEN Stock Holding History

Boston 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 		$30M Sell
802,469
-13,321
-2% -$387K 0.03% 340
2026
Q1 		$19M Sell
815,790
-24,350
-3% -$476K 0.02% 378
2025
Q4 		$14.8M Buy
+840,140
New +$14.9M 0.02% 397

Other funds holding ATEN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $15.4B AUM 26.43% 1-Year Est. Return
CVA
Ceredex Value Advisors Orlando, Florida $3.55B AUM 50.93% 1-Year Est. Return

Boston Partners's ATEN Position: Q2 2026 in Review

Boston Partners reduced its A10 Networks (ATEN) stake by 1.6% in Q2 2026, selling an estimated $387K and leaving 802,469 shares worth $30M. The position accounts for 0.03% of the portfolio, ranked #340.

Boston Partners first reported a position in ATEN in Q4 2025 and has held it in 3 quarters since. 155 funds tracked by Wall St. Rank hold ATEN as of Q2 2026.

  • Boston Partners held 802,469 shares of A10 Networks worth $30M as of Q2 2026.
  • Boston Partners sold 13,321 A10 Networks shares in Q2 2026, an estimated $387K.
  • A10 Networks made up 0.03% of Boston Partners's portfolio in Q2 2026, its #340 holding.
  • Boston Partners first reported a position in A10 Networks in Q4 2025 and has held it in 3 quarters since.
  • 155 funds tracked by Wall St. Rank held A10 Networks as of Q2 2026.

Based on Boston Partners's 13F filing for Q2 2026, filed 4 Aug 2026.