---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-119257"
form_type: "8-K"
ticker: "GRML"
cik: "0001907223"
company_name: "Greenland Mines Ltd"
filed_at: "2025-12-08T23:59:59+00:00"
generated_at: "2026-05-16T14:06:07.837133+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Klotho Neurosciences raises ~$15M via sale of Series C convertible preferred stock to Sigma9 Capital

## Summary
- Sold 3,400 shares of Series C Preferred at $4,400/share to Sigma9 Capital Ltd for total proceeds of ~$15.0M.
- Each share convertible into 10,000 common shares, subject to 9.99% beneficial ownership cap and Nasdaq stockholder approval if needed.
- Conversion terms potentially add up to 34M shares of common stock upon conversion (dilutive).
- Closing expected by December 31, 2025; no underwriters, no commissions, relying on Section 4(2) exemption.

## SEC filing metadata
- accession: 0001213900-25-119257
- form_type: 8-K
- ticker: GRML
- cik: 0001907223
- company_name: Greenland Mines Ltd
- filed_at: 2025-12-08T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1907223/000121390025119257/0001213900-25-119257-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1907223/000121390025119257/ea0268846-8k_klotho.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-119257
- JSON: https://secwatch.observer/filing/0001213900-25-119257.json
- Plain text: https://secwatch.observer/filing/0001213900-25-119257.txt

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