---
schema_version: "secwatch.filing_event.v1"
accession: "0001285785-26-000125"
form_type: "8-K"
ticker: "MOS"
cik: "0001285785"
company_name: "MOSAIC CO"
filed_at: "2026-09-24T23:04:12+00:00"
generated_at: "2026-10-12T13:17:00.685418+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Mosaic EVP-Operations Karen Swager to retire; Walter Precourt appointed to succeed her effective Dec 1, 2026

## Summary
- Karen A. Swager will resign as EVP-Operations on Dec 1, 2026, then serve as Senior Advisor until her retirement in Q2 2027, per the Sept 23, 2026 8-K.
- Walter F. Precourt, III, currently SVP and Chief Administrative Officer, will become EVP-Operations on Dec 1, 2026; he joined Mosaic in 2009.
- Precourt's compensation: $710,000 base salary, 85% target MIP bonus for 2027, and a $1,725,000 long-term incentive award (40% RSUs, 60% TSR units).
- CHR Committee also approved a one-time $300,000 RSU promotional award vesting 33%/33%/34% over three years and continuation of his severance/change-in-control agreement.

## SEC filing metadata
- accession: 0001285785-26-000125
- form_type: 8-K
- ticker: MOS
- cik: 0001285785
- company_name: MOSAIC CO
- filed_at: 2026-09-24T23:04:12+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1285785/000128578526000125/0001285785-26-000125-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1285785/000128578526000125/formxchangeofofficerssepte.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001285785-26-000125
- JSON: https://secwatch.observer/filing/0001285785-26-000125.json
- Plain text: https://secwatch.observer/filing/0001285785-26-000125.txt

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