---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-314165"
form_type: "8-K"
ticker: "NUVL"
cik: "0001861560"
company_name: "Nuvalent, Inc."
filed_at: "2025-12-10T23:59:59+00:00"
generated_at: "2026-05-16T13:40:23.858703+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Nuvalent director Matthew Shair resigns; Ron Squarer elected to board

## Summary
- Matthew Shair, Ph.D., resigned from the Board effective Dec 9, 2025, and not due to any disagreement.
- Ron Squarer elected as Class II independent director effective Dec 10, 2025, until 2026 annual meeting.
- Squarer receives initial equity award with aggregate fair value $600,000 (option + RSU).
- Option capped at 14,850 shares, RSU capped at 7,425 shares; vesting over 3 years.
- Squarer eligible for annual director cash retainers and committee fees per policy.

## SEC filing metadata
- accession: 0001193125-25-314165
- form_type: 8-K
- ticker: NUVL
- cik: 0001861560
- company_name: Nuvalent, Inc.
- filed_at: 2025-12-10T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1861560/000119312525314165/0001193125-25-314165-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1861560/000119312525314165/d60619d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-314165
- JSON: https://secwatch.observer/filing/0001193125-25-314165.json
- Plain text: https://secwatch.observer/filing/0001193125-25-314165.txt

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