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Cornerstone Investment Partners, LLC

Position in ATEN — A10 Networks, Inc.

CIK 1328062 ATLANTA, GA

Position in ATEN

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$430,312
+$148,642 QoQ
Shares Held
11,518
-5.5% QoQ
Ownership
0.016%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#193
of 312 holders
Holding Since
Dec 2020
10 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ATEN Over Time

Shares Held

Position Value (USD)

Position in Software - Infrastructure

Technology · as of Jun 30, 2026

Cornerstone Investment Partners, LLC holds $69,756,137 across 15 Software - Infrastructure names. ATEN ranks #4 (0.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 ATEN
A10 Networks, Inc.
This page
11,518 $430,312

All Filings in ATEN

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10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $430,312 11,518
2026-03-31 $281,670 12,183
2023-06-30 $149,518 10,248
2023-03-31 $158,741 10,248
2022-12-31 $196,234 11,800
2022-09-30 $159,240 12,000
2022-06-30 $172,560 12,000
2022-03-31 $167,400 12,000
2021-12-31 $198,960 12,000
2020-12-31 $209,426 21,240