---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-083955"
form_type: "8-K"
ticker: null
cik: "0001773427"
company_name: "SpringWorks Therapeutics, Inc."
filed_at: "2024-07-30T23:59:59+00:00"
generated_at: "2026-05-31T15:22:06.491263+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# SpringWorks appoints Martin Mackay to Board of Directors effective July 29, 2024

## Summary
- Mr. Mackay is independent under Nasdaq standards and serves as a Class II director until 2027 annual meeting.
- Initial grants: options for 29,445 shares at $36.80 exercise price; RSUs for 9,963 shares.
- Mackay brings 30+ years pharma/biotech R&D experience from Pfizer, AstraZeneca, and Alexion.
- Compensation follows company's non-employee director policy; standard indemnification agreement.

## SEC filing metadata
- accession: 0001104659-24-083955
- form_type: 8-K
- cik: 0001773427
- company_name: SpringWorks Therapeutics, Inc.
- filed_at: 2024-07-30T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1773427/000110465924083955/0001104659-24-083955-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1773427/000110465924083955/tm2420401d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-083955
- JSON: https://secwatch.observer/filing/0001104659-24-083955.json
- Plain text: https://secwatch.observer/filing/0001104659-24-083955.txt

## Key facts
- Executive change
  Martin Mackay was appointed as Director at SpringWorks Therapeutics, Inc..
  - Action: appointed
  - Role: Director
  source text: On July 26, 2024, the Board of Directors (the “Board”) of SpringWorks Therapeutics, Inc. (the “Company”), appointed Martin Mackay as a member of the Board, effective July 29, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1773427/000110465924083955/0001104659-24-083955-index.htm

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