---
schema_version: "secwatch.filing_event.v1"
accession: "0001125345-22-000113"
form_type: "8-K"
ticker: "MGNX"
cik: "0001125345"
company_name: "MACROGENICS INC"
filed_at: "2022-12-21T23:59:59+00:00"
generated_at: "2026-06-21T00:41:00.793251+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# MacroGenics appoints Margaret Liu, M.D. to Board of Directors effective Jan 3, 2023

## Summary
- Dr. Liu will serve as a Class II director until the 2024 Annual Meeting or until successor is elected.
- She has been appointed to the Science & Technology Committee, effective January 3, 2023.
- Initial grant of option to purchase 36,000 shares vesting monthly over 36 months from grant date.
- Annual retainer and compensation per the Company's Director Compensation Program as disclosed in April 2022 proxy.

## SEC filing metadata
- accession: 0001125345-22-000113
- form_type: 8-K
- ticker: MGNX
- cik: 0001125345
- company_name: MACROGENICS INC
- filed_at: 2022-12-21T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1125345/000112534522000113/0001125345-22-000113-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1125345/000112534522000113/mgnx-20221219.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001125345-22-000113
- JSON: https://secwatch.observer/filing/0001125345-22-000113.json
- Plain text: https://secwatch.observer/filing/0001125345-22-000113.txt

## Key facts
- Executive change
  Margaret Liu was appointed as Director at MACROGENICS INC.
  - Action: appointed
  - Role: Director
  source text: On December 19, 2022, the Board of Directors (the "Board") of MacroGenics, Inc. (the "Company") approved the appointment of Margaret Liu, M.D. to serve as a director on the Board, effective January 3, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/1125345/000112534522000113/0001125345-22-000113-index.htm

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