Janus Henderson Group
ATEN icon

Janus Henderson Group’s A10 Networks ATEN Stock Holding History

Janus Henderson 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 		$2.02M Buy
87,505
+55,227
+171% +$1.08M ﹤0.01% 1342
2025
Q4 		$571K Hold
32,278
– – ﹤0.01% 1966
2025
Q3 		$586K Hold
32,278
– – ﹤0.01% 1931
2025
Q2 		$624K Hold
32,278
– – ﹤0.01% 1837
2025
Q1 		$540K Buy
32,278
+5,600
+21% +$108K ﹤0.01% 1925
2024
Q4 		$491K Hold
26,678
– – ﹤0.01% 2046
2024
Q3 		$385K Hold
26,678
– – ﹤0.01% 2153
2024
Q2 		$369K Sell
26,678
-357
-1% -$5.09K ﹤0.01% 2115
2024
Q1 		$370K Buy
27,035
+2
+0% +$27 ﹤0.01% 2146
2023
Q4 		$356K Sell
27,033
-53
-0.2% -$643 ﹤0.01% 2151
2023
Q3 		$407K Buy
27,086
+4
+0% +$59 ﹤0.01% 2037
2023
Q2 		$395K Sell
27,082
-38
-0.1% -$550 ﹤0.01% 2107
2023
Q1 		$420K Buy
27,120
+15,435
+132% +$235K ﹤0.01% 2119
2022
Q4 		$194K Sell
11,685
-11,685
-50% -$200K ﹤0.01% 2198
2022
Q3 		$312K Buy
23,370
+11,650
+99% +$166K ﹤0.01% 2198
2022
Q2 		$169K Buy
11,720
+55
+0.5% +$797 ﹤0.01% 2362
2022
Q1 		$163K Buy
11,665
+53
+0.5% +$745 ﹤0.01% 2484
2021
Q4 		$192K Buy
+11,612
New +$176K ﹤0.01% 2401

Other funds holding ATEN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PCM
Penserra Capital Management Orinda, California $8.52B AUM 37.76% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $12.2B AUM 12.45% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

Janus Henderson Group's ATEN Position: Q1 2026 in Review

Janus Henderson Group increased its A10 Networks (ATEN) stake by 171% in Q1 2026, buying an estimated $1.08M and bringing the position to 87,505 shares worth $2.02M. The position accounts for ﹤0.01% of the portfolio, ranked #1342.

Janus Henderson Group first reported a position in ATEN in Q4 2021 and has held it in 18 quarters since. 264 funds tracked by Wall St. Rank hold ATEN as of Q1 2026.

  • Janus Henderson Group held 87,505 shares of A10 Networks worth $2.02M as of Q1 2026.
  • Janus Henderson Group bought 55,227 A10 Networks shares in Q1 2026, an estimated $1.08M.
  • A10 Networks made up ﹤0.01% of Janus Henderson Group's portfolio in Q1 2026, its #1342 holding.
  • Janus Henderson Group first reported a position in A10 Networks in Q4 2021 and has held it in 18 quarters since.
  • 264 funds tracked by Wall St. Rank held A10 Networks as of Q1 2026.

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