---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-24-048170"
form_type: "8-K"
ticker: "LUCD"
cik: "0001799011"
company_name: "Lucid Diagnostics Inc."
filed_at: "2024-11-29T23:59:59+00:00"
generated_at: "2026-05-29T12:59:42.985279+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Lucid Diagnostics closes $21.95M senior secured convertible notes private placement; repays 2023 note

## Summary
- Sold $21.95M principal amount Senior Secured Convertible Notes, net proceeds $18.3M after repaying 2023 note.
- Used ~$3.6M to redeem 2023 Convertible Note (7.875% interest, $5 conversion price) with ~$2.7M outstanding principal.
- Notes secured by substantially all assets; subsidiaries guarantee obligations.
- Company granted registration rights for underlying common shares; must file resale statement within 120 days.
- Notes convertible into common stock; terms per November 12, 2024 filing.

## SEC filing metadata
- accession: 0001493152-24-048170
- form_type: 8-K
- ticker: LUCD
- cik: 0001799011
- company_name: Lucid Diagnostics Inc.
- filed_at: 2024-11-29T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 1.02, 2.03, 3.02, 3.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1799011/000149315224048170/0001493152-24-048170-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1799011/000149315224048170/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-24-048170
- JSON: https://secwatch.observer/filing/0001493152-24-048170.json
- Plain text: https://secwatch.observer/filing/0001493152-24-048170.txt

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