---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-21-024828"
form_type: "8-K"
ticker: "NIMU"
cik: "0000720762"
company_name: "NON INVASIVE MONITORING SYSTEMS INC /FL/"
filed_at: "2021-10-06T23:59:59+00:00"
generated_at: "2026-06-28T22:44:35.400171+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# NIMS borrows $150K from related parties Frost Gamma Trust and Jane Hsiao at 11% interest

## Summary
- Two $75,000 promissory notes executed Oct 4, 2021 with Frost Gamma Investments Trust (Dr. Phillip Frost) and Jane Hsiao (Chairman/Interim CEO).
- Each note bears 11% annual interest; principal and accrued interest due October 4, 2023; prepayable without penalty.
- Frost Gamma Trust is controlled by Dr. Phillip Frost, who beneficially owns >10% of NIMS common stock.
- Jane Hsiao is Chairman and Interim CEO of NIMS and a >10% beneficial owner.
- Proceeds purpose not disclosed; notes governed by Florida law, enforceable in Miami-Dade County courts.

## SEC filing metadata
- accession: 0001493152-21-024828
- form_type: 8-K
- ticker: NIMU
- cik: 0000720762
- company_name: NON INVASIVE MONITORING SYSTEMS INC /FL/
- filed_at: 2021-10-06T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/720762/000149315221024828/0001493152-21-024828-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/720762/000149315221024828/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-21-024828
- JSON: https://secwatch.observer/filing/0001493152-21-024828.json
- Plain text: https://secwatch.observer/filing/0001493152-21-024828.txt

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