---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-130668"
form_type: "8-K"
ticker: "VNDA"
cik: "0001347178"
company_name: "Vanda Pharmaceuticals Inc."
filed_at: "2024-05-03T23:59:59+00:00"
generated_at: "2026-06-02T23:01:15.742023+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Vanda amends Rights Agreement to exempt BlackRock from poison pill up to 20% ownership

## Summary
- Amendment adds BlackRock and its managed funds as 'Exempt Person' under the Rights Agreement.
- BlackRock may acquire up to 20% of Vanda's common stock without triggering the poison pill.
- Exempt status can be revoked immediately if BlackRock breaches representations or conditions.
- The Board deems the amendment desirable based on BlackRock's representations and warranties.

## SEC filing metadata
- accession: 0001193125-24-130668
- form_type: 8-K
- ticker: VNDA
- cik: 0001347178
- company_name: Vanda Pharmaceuticals Inc.
- filed_at: 2024-05-03T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 3.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1347178/000119312524130668/0001193125-24-130668-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1347178/000119312524130668/d833979d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-130668
- JSON: https://secwatch.observer/filing/0001193125-24-130668.json
- Plain text: https://secwatch.observer/filing/0001193125-24-130668.txt

## Key facts
- Material Agreements
  Vanda Pharmaceuticals Inc. amended Amendment No. 1 with Equiniti Trust Company, LLC (effective 2024-05-03).
  - Action: amendment
  - Counterparty: Equiniti Trust Company, LLC
  - Effective: 2024-05-03
  source text: On May 3, 2024, Vanda Pharmaceuticals Inc., a Delaware corporation (the “Company”), entered into Amendment No. 1 (the “Amendment”) to that certain Rights Agreement, dated as of April 17, 2024 (the “Rights Agreement”), by and between the Company and Equiniti Trust Company, LLC, a limited trust company organized under the laws of the State of New York, as rights agent.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1347178/000119312524130668/0001193125-24-130668-index.htm

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