---
schema_version: "secwatch.filing_event.v1"
accession: "0001125345-25-000094"
form_type: "8-K"
ticker: "MGNX"
cik: "0001125345"
company_name: "MACROGENICS INC"
filed_at: "2025-08-13T23:59:59+00:00"
generated_at: "2026-05-17T13:51:53.247138+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# MacroGenics appoints Eric Risser as President and CEO, succeeding Scott Koenig

## Summary
- Eric Risser, previously COO since 2022, becomes CEO and Class I director effective Aug 13, 2025.
- Risser receives $625,000 base salary, up to 60% annual bonus, and option for 550,000 shares.
- Founding CEO Scott Koenig steps down after 24 years; remains as director and advisor.
- Risser led over $1.6B in non-dilutive capital; background includes Johnson & Johnson corporate development.
- Severance terms include cash and COBRA; change-in-control triggers faster vesting and 1.5x multiplier.

## SEC filing metadata
- accession: 0001125345-25-000094
- form_type: 8-K
- ticker: MGNX
- cik: 0001125345
- company_name: MACROGENICS INC
- filed_at: 2025-08-13T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1125345/000112534525000094/0001125345-25-000094-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1125345/000112534525000094/mgnx-20250813.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001125345-25-000094
- JSON: https://secwatch.observer/filing/0001125345-25-000094.json
- Plain text: https://secwatch.observer/filing/0001125345-25-000094.txt

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