---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-255041"
form_type: "8-K"
ticker: "MPLT"
cik: "0001770069"
company_name: "MapLight Therapeutics, Inc."
filed_at: "2025-10-29T23:59:59+00:00"
generated_at: "2026-05-17T01:41:54.875714+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# MapLight Therapeutics prices IPO at $17/sh, raises $296.3M including concurrent private placement

## Summary
- IPO of 14.75M shares at $17.00; underwriters fully exercise option for 2.2125M additional shares.
- Concurrent private placement to Goldman Sachs affiliates of 467,707 shares at same $17 price.
- Total gross proceeds of $296.3M before underwriting discounts, placement agent fees, and expenses.
- Amended and restated certificate of incorporation and bylaws effective upon IPO closing.

## SEC filing metadata
- accession: 0001193125-25-255041
- form_type: 8-K
- ticker: MPLT
- cik: 0001770069
- company_name: MapLight Therapeutics, Inc.
- filed_at: 2025-10-29T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 3.02, 8.01, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1770069/000119312525255041/0001193125-25-255041-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1770069/000119312525255041/d89036d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-255041
- JSON: https://secwatch.observer/filing/0001193125-25-255041.json
- Plain text: https://secwatch.observer/filing/0001193125-25-255041.txt

## Key facts
- Governance Changes
  MapLight Therapeutics, Inc.: Amended and restated certificate of incorporation filed in connection with IPO closing (effective 2025-10-28).
  - Change: charter amendment
  - Effective: 2025-10-28
  source text: In connection with the closing of the initial public offering (“ IPO ”) of shares of common stock, par value $0.0001 per share (“ Common Stock ”), of MapLight Therapeutics, Inc. (the “ Company ”), on October 28, 2025, 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/1770069/000119312525255041/0001193125-25-255041-index.htm
- Governance Changes
  MapLight Therapeutics, Inc.: Amended and restated bylaws adopted effective upon IPO closing (effective 2025-10-28).
  - Change: bylaw amendment
  - Effective: 2025-10-28
  source text: Effective as of October 28, 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/1770069/000119312525255041/0001193125-25-255041-index.htm

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