---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-059097"
form_type: "8-K"
ticker: "ATEN"
cik: "0001580808"
company_name: "A10 Networks, Inc."
filed_at: "2025-03-20T23:59:59+00:00"
generated_at: "2026-05-24T10:12:01.547150+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# A10 Networks issues additional $25M of 2.75% Convertible Notes due 2030, total now $225M

## Summary
- Issued $25M additional principal of 2.75% Convertible Senior Notes due 2030, exercising full greenshoe option.
- Total aggregate principal of Notes now $225M; net proceeds from total offering approx. $218.1M.
- Notes issued in private placement under Rule 144A; initial conversion rate 51.1508 shares per $1,000 principal.
- Up to ~11.5 million shares of common stock may be issued upon conversion, subject to anti-dilution adjustments.

## SEC filing metadata
- accession: 0001193125-25-059097
- form_type: 8-K
- ticker: ATEN
- cik: 0001580808
- company_name: A10 Networks, Inc.
- filed_at: 2025-03-20T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.03, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1580808/000119312525059097/0001193125-25-059097-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1580808/000119312525059097/d879904d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-059097
- JSON: https://secwatch.observer/filing/0001193125-25-059097.json
- Plain text: https://secwatch.observer/filing/0001193125-25-059097.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.