---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-272592"
form_type: "8-K"
ticker: "GH"
cik: "0001576280"
company_name: "Guardant Health, Inc."
filed_at: "2025-11-07T23:59:59+00:00"
generated_at: "2026-05-16T23:03:11.734642+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Guardant Health raises ~$717M via upsized equity and convertible debt offerings

## Summary
- Public offering of 3,833,332 shares at $90/share (incl. underwriter option), net proceeds ~$327.2M.
- Convertible notes: $402.5M principal, 0% coupon, due 2033, conversion price ~$121.50/share (35% premium).
- Net proceeds from notes ~$390M; combined ~$717M for general corporate purposes, including possible 2027 note repurchase.
- Both offerings upsized from initially announced amounts ($250M equity, $300M notes); closed Nov 7, 2025.
- Notes convertible under certain conditions after Feb 15, 2033; redeemable after Nov 20, 2029.

## SEC filing metadata
- accession: 0001193125-25-272592
- form_type: 8-K
- ticker: GH
- cik: 0001576280
- company_name: Guardant Health, Inc.
- filed_at: 2025-11-07T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1576280/000119312525272592/0001193125-25-272592-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1576280/000119312525272592/d66171d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-272592
- JSON: https://secwatch.observer/filing/0001193125-25-272592.json
- Plain text: https://secwatch.observer/filing/0001193125-25-272592.txt

## Key facts
- Debt Financings
  Guardant Health, Inc. incurred convertible notes of $402.5 million aggregate principal amount of 0.00% Convertible Senior Notes due 2033 with U.S. Bank Trust Company, National Association at 0.00% maturing May 15, 2033.
  - Instrument: convertible notes
  - Principal: $402.5 million aggregate principal amount of 0.00% Convertible Senior Notes due 2033
  - Counterparty: U.S. Bank Trust Company, National Association
  - Rate: 0.00%
  - Maturity: May 15, 2033
  - Event: incurrence
  source text: On November 7, 2025, the Company completed its previously announced private offering (the “Convertible Notes Offering”) of $402.5 million aggregate principal amount of 0.00% Convertible Senior Notes due 2033 (the “Notes”), which includes the exercise in full of the initial purchasers’ option to purchase up to an additional $52.5 million principal amount of Notes.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1576280/000119312525272592/0001193125-25-272592-index.htm

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