---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-024530"
form_type: "8-K"
ticker: "PRME"
cik: "0001894562"
company_name: "Prime Medicine, Inc."
filed_at: "2024-05-21T23:59:59+00:00"
generated_at: "2026-06-01T11:27:38.573837+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Prime Medicine adopts Second Amended and Restated Bylaws with updated stockholder proposal procedures

## Summary
- Board adopted Second A&R Bylaws effective May 17, 2024, superseding prior bylaws.
- Revises advance notice procedures for stockholder proposals and director nominations.
- Addresses universal proxy rules; requires compliance with Rule 14a-19 for non-Board nominees.
- Clarifies Board meeting procedures including postponing, rescheduling, canceling stockholder meetings.
- Updates routine, technical, and non-substantive provisions.

## SEC filing metadata
- accession: 0001628280-24-024530
- form_type: 8-K
- ticker: PRME
- cik: 0001894562
- company_name: Prime Medicine, Inc.
- filed_at: 2024-05-21T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1894562/000162828024024530/0001628280-24-024530-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1894562/000162828024024530/prme-20240517.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-024530
- JSON: https://secwatch.observer/filing/0001628280-24-024530.json
- Plain text: https://secwatch.observer/filing/0001628280-24-024530.txt

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