---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-202195"
form_type: "8-K"
ticker: "LBRX"
cik: "0001691082"
company_name: "LB PHARMACEUTICALS INC"
filed_at: "2025-09-12T23:59:59+00:00"
generated_at: "2026-05-17T06:45:03.655456+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# LB Pharmaceuticals adopts amended charter and bylaws upon IPO closing on Sept 12, 2025

## Summary
- Filed amended and restated certificate of incorporation with Delaware Secretary of State.
- Adopted amended and restated bylaws effective immediately prior to IPO closing.
- Both documents previously approved by board and stockholders.
- IPO closed on September 12, 2025; common stock trades on Nasdaq under LBRX.

## SEC filing metadata
- accession: 0001193125-25-202195
- form_type: 8-K
- ticker: LBRX
- cik: 0001691082
- company_name: LB PHARMACEUTICALS INC
- filed_at: 2025-09-12T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1691082/000119312525202195/0001193125-25-202195-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1691082/000119312525202195/d32696d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-202195
- JSON: https://secwatch.observer/filing/0001193125-25-202195.json
- Plain text: https://secwatch.observer/filing/0001193125-25-202195.txt

## Key facts
- Governance Changes
  LB PHARMACEUTICALS INC: Filed amended and restated certificate of incorporation effective upon closing of IPO (effective 2025-09-12).
  - Change: charter amendment
  - Effective: 2025-09-12
  source text: the Company filed an amended and restated certificate of incorporation (the “ Restated Certificate ”) with the Secretary of State of the State of Delaware
  evidence_url: https://www.sec.gov/Archives/edgar/data/1691082/000119312525202195/0001193125-25-202195-index.htm
- Governance Changes
  LB PHARMACEUTICALS INC: Adopted amended and restated bylaws effective upon closing of IPO (effective 2025-09-12).
  - Change: bylaw amendment
  - Effective: 2025-09-12
  source text: Effective as of September 12, 2025, the Company adopted amended and restated bylaws (the “ Restated Bylaws ”) in connection with the closing of the IPO
  evidence_url: https://www.sec.gov/Archives/edgar/data/1691082/000119312525202195/0001193125-25-202195-index.htm

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