---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-201697"
form_type: "8-K"
ticker: "PSNL"
cik: "0001527753"
company_name: "Personalis, Inc."
filed_at: "2024-08-16T23:59:59+00:00"
generated_at: "2026-05-31T08:50:01.015413+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Tempus invests $36M in Personalis, exercises warrants and buys shares; expands commercial collaboration

## Summary
- Tempus exercises warrants for 9.2M shares at avg $2.00 ($18.4M) and buys 3.5M shares at $5.07 ($17.7M).
- Total investment ~$36M; Tempus will own ~19.3% of Personalis outstanding common stock.
- Partners accelerate commercialization of ultra-sensitive MRD testing for breast, lung, and immunotherapy monitoring.
- Personalis to increase patient sample capacity; Tempus expands commercialization efforts over first two years.

## SEC filing metadata
- accession: 0001193125-24-201697
- form_type: 8-K
- ticker: PSNL
- cik: 0001527753
- company_name: Personalis, Inc.
- filed_at: 2024-08-16T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1527753/000119312524201697/0001193125-24-201697-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1527753/000119312524201697/d836724d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-201697
- JSON: https://secwatch.observer/filing/0001193125-24-201697.json
- Plain text: https://secwatch.observer/filing/0001193125-24-201697.txt

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