A10 Networks, Inc. (ATEN) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

Low Risk

Limited dilution potential

Last updated: May 07, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 0.36% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

72M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

ATEN currently has 71.7M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 0.36% over the past 2 years.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
May 07, 2026	10-Q filing \| 71.7M shares outstanding	72M
Nov 04, 2025	10-Q filing \| 71.9M shares outstanding	72M
Aug 05, 2025	10-Q filing \| 72.0M shares outstanding	72M
May 06, 2025	10-Q filing \| 73.6M shares outstanding	74M
Feb 25, 2025	10-K filing \| 74.1M shares outstanding	74M
Nov 07, 2024	10-Q filing \| 73.8M shares outstanding	74M
Jul 30, 2024	10-Q filing \| 74.4M shares outstanding	74M
May 03, 2024	10-Q filing \| 74.5M shares outstanding	74M
Feb 29, 2024	10-K filing \| 74.2M shares outstanding	74M
Nov 07, 2023	10-Q filing \| 74.5M shares outstanding	75M
Aug 01, 2023	10-Q filing \| 74.0M shares outstanding	74M
May 04, 2023	10-Q filing \| 74.0M shares outstanding	74M
Feb 27, 2023	10-K filing \| 75.5M shares outstanding	76M
Nov 03, 2022	10-Q filing \| 75.9M shares outstanding	76M
Sep 09, 2022	8-K filing: A10 Networks, Inc. repurchased 3,500,000 shares of its common stock from Summit Partners at $12.75 per share for an aggregate purchase price of $44,625,000.00. ($44.63M proceeds)	76M
Aug 04, 2022	10-Q filing \| 75.9M shares outstanding	76M
May 05, 2022	10-Q filing \| 76.8M shares outstanding	77M
Mar 08, 2022	10-K filing \| 77.0M shares outstanding	77M
Nov 03, 2021	10-Q filing \| 77.1M shares outstanding	77M
Jul 30, 2021	10-Q filing \| 76.8M shares outstanding	77M
Apr 30, 2021	10-Q filing \| 76.7M shares outstanding	77M
Mar 08, 2021	10-K filing \| 77.8M shares outstanding	78M
Oct 30, 2020	10-Q filing \| 78.2M shares outstanding	78M
Jul 30, 2020	10-Q filing \| 78.2M shares outstanding	78M
May 08, 2020	10-Q filing \| 74.8M shares outstanding	75M
Mar 10, 2020	10-K filing \| 78.3M shares outstanding	78M

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