---
schema_version: "secwatch.filing_event.v1"
accession: "0001157523-22-001788"
form_type: "8-K"
ticker: "ALDX"
cik: "0001341235"
company_name: "Aldeyra Therapeutics, Inc."
filed_at: "2022-12-27T23:59:59+00:00"
generated_at: "2026-06-20T22:46:54.201702+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Aldeyra amends loan with Hercules: extends interest-only period, maturity, and $20M tranche; cash runway to H2 2024

## Summary
- Interest-only period extended to May 1, 2024; term loan maturity extended to Oct 1, 2024.
- $20M fourth tranche commitment availability extended to May 1, 2024; subject to lender approval.
- Prepayment charge set to 0.75% of amount prepaid in first 12 months, 0% thereafter.
- Additional end-of-term charge of $292,500 added; existing $1,042,500 charge remains due Oct 1, 2023.
- Existing cash, equivalents, and marketable securities now expected to fund operations into H2 2024.

## SEC filing metadata
- accession: 0001157523-22-001788
- form_type: 8-K
- ticker: ALDX
- cik: 0001341235
- company_name: Aldeyra Therapeutics, Inc.
- filed_at: 2022-12-27T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1341235/000115752322001788/0001157523-22-001788-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1341235/000115752322001788/a53133738.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001157523-22-001788
- JSON: https://secwatch.observer/filing/0001157523-22-001788.json
- Plain text: https://secwatch.observer/filing/0001157523-22-001788.txt

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