---
schema_version: "secwatch.filing_event.v1"
accession: "0001553350-21-000747"
form_type: "8-K"
ticker: "PDEX"
cik: "0000788920"
company_name: "PRO DEX INC"
filed_at: "2021-08-26T23:59:59+00:00"
generated_at: "2026-06-29T07:42:21.813369+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Pro-Dex Q4 revenue falls 15% YoY; full-year sales up 9%

## Summary
- Q4 net sales $9.4M (-15% YoY); net income $0.9M ($0.22 diluted EPS) vs $2.5M ($0.64) prior year.
- FY2021 net sales $38.0M (+9% YoY); net income $4.5M ($1.13 EPS) down from $6.1M ($1.50).
- Operating expenses up 49% to $9.1M, driven by increased R&D ($2.1M) and stock compensation ($615K).
- R&D pipeline: ENT Shaver launches Q4 2021 (est. $1M annual rev); Vital Ventilator targets Q1 2022 ($1.5M est.).
- COVID-19 caused under-absorbed manufacturing costs; supply chain delays ongoing.

## SEC filing metadata
- accession: 0001553350-21-000747
- form_type: 8-K
- ticker: PDEX
- cik: 0000788920
- company_name: PRO DEX INC
- filed_at: 2021-08-26T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/788920/000155335021000747/0001553350-21-000747-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/788920/000155335021000747/pdex_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001553350-21-000747
- JSON: https://secwatch.observer/filing/0001553350-21-000747.json
- Plain text: https://secwatch.observer/filing/0001553350-21-000747.txt

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