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Livermore
Livermore
ZHEN

Summit Partners L P

SEC CIK
0000830588
Latest filing
Jul 30, 2026

ATEN holding history

A10 Networks, Inc. in every 13F filed by Summit Partners L P, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ATEN overviewAll 13F holders of ATENFull Q2 2026 holdings

Shares (Q2 2026)
200,065
Value
$7.47M
% of portfolio
1.2%
Quarters held
22
Since Q1 2021
Holdings of ATEN by Summit Partners L P, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026200,065$7.47M1.2%00.0%UnchangedHolders
Q1 2026200,065$4.63M0.7%+12,698+6.8%AddedHolders
Q4 2025187,367$3.31M0.3%00.0%UnchangedHolders
Q3 2025187,367$3.40M0.4%00.0%UnchangedHolders
Q2 2025187,367$3.63M0.3%00.0%UnchangedHolders
Q1 2025187,367$3.06M0.2%+12,903+7.4%AddedHolders
Q4 2024174,464$3.21M0.1%−431,799−71.2%ReducedHolders
Q3 2024606,263$8.75M0.4%00.0%UnchangedHolders
Q2 2024606,263$8.40M0.5%−3,296,047−84.5%ReducedHolders
Q1 20243,902,310$53.4M2.9%+14,104+0.4%AddedHolders
Q4 20233,888,206$51.2M1.9%00.0%UnchangedHolders
Q3 20233,888,206$58.4M2.0%00.0%UnchangedHolders
Q2 20233,888,206$56.7M4.1%+10,316+0.3%AddedHolders
Q1 20233,877,890$60.1M4.3%00.0%UnchangedHolders
Q4 20223,877,890$64.5M5.3%−1,500,000−27.9%ReducedHolders
Q3 20225,377,890$71.4M5.0%−3,500,000−39.4%ReducedHolders
Q2 20228,877,890$127.7M8.5%00.0%UnchangedHolders
Q1 20228,877,890$123.8M5.5%+16,949+0.2%AddedHolders
Q4 20218,860,941$146.9M4.7%−700,000−7.3%ReducedHolders
Q3 20219,560,941$128.9M4.4%00.0%UnchangedHolders
Q2 20219,560,941$107.7M5.6%00.0%UnchangedHolders
Q1 20219,560,941$91.9M14.7%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.