---
schema_version: "secwatch.filing_event.v1"
accession: "0001171843-24-006439"
form_type: "8-K"
ticker: "NTIC"
cik: "0000875582"
company_name: "NORTHERN TECHNOLOGIES INTERNATIONAL CORP"
filed_at: "2024-11-19T23:59:59+00:00"
generated_at: "2026-05-29T22:50:01.797196+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# NTIC reports record FY2024 sales $85.1M; net income up 86% to $5.4M

## Summary
- Full-year net sales $85,060,000 (+6.5% YoY); net income $5,409,000 ($0.55 diluted) vs $2,912,000 ($0.30) prior year.
- Q4 net sales $23,349,000 (+12.7% YoY); Q4 net income $1,836,000 ($0.19 diluted) vs $939,000 ($0.10).
- ZERUST oil & gas sales record $9,229,000 (+18.3%); Natur-Tec record $21,967,000 (+20.9%).
- Joint venture operating income fell 18.6% to $9,475,000, partly due to a $2M prior-year China liquidation gain.
- Gross profit margin improved 490 bps to 39.7%; working capital $23.7M; non-GAAP adjusted EPS $0.59 vs $0.27.

## SEC filing metadata
- accession: 0001171843-24-006439
- form_type: 8-K
- ticker: NTIC
- cik: 0000875582
- company_name: NORTHERN TECHNOLOGIES INTERNATIONAL CORP
- filed_at: 2024-11-19T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/875582/000117184324006439/0001171843-24-006439-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/875582/000117184324006439/f8k_111824.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001171843-24-006439
- JSON: https://secwatch.observer/filing/0001171843-24-006439.json
- Plain text: https://secwatch.observer/filing/0001171843-24-006439.txt

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