Alyeska Investment Group
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Alyeska Investment Group’s A10 Networks ATEN Stock Holding History

Alyeska Investment Group’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
-272,093
Closed -$4.81M – 617
2025
Q4 		$4.81M Buy
+272,093
New +$4.82M 0.01% 464
2024
Q4 		– Sell
-1,100,000
Closed -$15.9M – 549
2024
Q3 		$15.9M Buy
1,100,000
+1,041,547
+1,782% +$14M 0.08% 259
2024
Q2 		$810K Buy
+58,453
New +$833K ﹤0.01% 475
2015
Q4 		– Sell
-609,527
Closed -$3.65M – 378
2015
Q3 		$3.65M Sell
609,527
-12,620
-2% -$79.5K 0.04% 285
2015
Q2 		$4.01M Buy
+622,147
New +$3.48M 0.05% 292
2015
Q1 		– Sell
-756,939
Closed -$3.3M – 492
2014
Q4 		$3.3M Buy
+756,939
New +$3.38M 0.06% 305

Other funds holding ATEN

BlackRock
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
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $521B AUM 51.41% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Alyeska Investment Group's ATEN Position: Q1 2026 in Review

Alyeska Investment Group sold out of A10 Networks (ATEN) in Q1 2026, closing a stake of 272,093 shares — an estimated $4.81M sold.

Alyeska Investment Group first reported a position in ATEN in Q4 2014 and held it in 6 quarters. The position peaked at $15.9M in Q3 2024. 264 funds tracked by Wall St. Rank hold ATEN as of Q1 2026.

  • Alyeska Investment Group reported no remaining A10 Networks position as of Q1 2026 after selling out during the quarter.
  • Alyeska Investment Group sold 272,093 A10 Networks shares in Q1 2026, an estimated $4.81M.
  • Alyeska Investment Group first reported a position in A10 Networks in Q4 2014 and held it in 6 quarters.
  • Alyeska Investment Group's A10 Networks position peaked at $15.9M in Q3 2024.
  • 264 funds tracked by Wall St. Rank held A10 Networks as of Q1 2026.

Based on Alyeska Investment Group's 13F filing for Q1 2026, filed 15 May 2026.