---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-321667"
form_type: "8-K"
ticker: "ACAD"
cik: "0001070494"
company_name: "ACADIA PHARMACEUTICALS INC"
filed_at: "2021-11-05T23:59:59+00:00"
generated_at: "2026-06-28T11:54:01.085380+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Acadia appoints Brendan Teehan as EVP, COO, Head of Commercial; two executives depart

## Summary
- Brendan Teehan promoted to EVP, Chief Operating Officer and Head of Commercial, effective immediately.
- Teehan previously SVP, Chief Insights and Analytics Officer; will lead all sales and marketing functions.
- Charmaine Lykins (SVP, Global Product Planning) and Amanda Morgan (SVP, Chief Revenue) leaving after transition period.
- Teehan has over 25 years healthcare experience, previously at Johnson & Johnson, Amgen, TESARO.
- Appointment comes as Acadia prepares for next phase of growth, per CEO Steve Davis.

## SEC filing metadata
- accession: 0001193125-21-321667
- form_type: 8-K
- ticker: ACAD
- cik: 0001070494
- company_name: ACADIA PHARMACEUTICALS INC
- filed_at: 2021-11-05T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1070494/000119312521321667/0001193125-21-321667-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1070494/000119312521321667/d257036d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-321667
- JSON: https://secwatch.observer/filing/0001193125-21-321667.json
- Plain text: https://secwatch.observer/filing/0001193125-21-321667.txt

## Key facts
- Executive change
  Brendan P. Teehan was appointed as Executive Vice President, Chief Operating Officer and Head of Commercial at ACADIA PHARMACEUTICALS INC.
  - Action: appointed
  - Role: Executive Vice President, Chief Operating Officer and Head of Commercial
  source text: On November 1, 2021, the Board of Directors of Acadia Pharmaceuticals Inc. (the “Company”) appointed Brendan P. Teehan as Executive Vice President, Chief Operating Officer and Head of Commercial and as the Company’s principal operating officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1070494/000119312521321667/0001193125-21-321667-index.htm

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