---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-209137"
form_type: "8-K"
ticker: "FLS"
cik: "0000030625"
company_name: "FLOWSERVE CORP"
filed_at: "2026-05-06T23:59:59+00:00"
generated_at: "2026-05-14T22:59:24.341879+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Flowserve issues $500M 5.700% Senior Notes due 2036 to fund Trillium Flow acquisition

## Summary
- $500M aggregate principal of 5.700% Senior Notes due 2036; closing expected May 12, 2026.
- Net proceeds primarily to fund acquisition of Trillium Flow Technologies Valves Division.
- If acquisition not consummated by Feb 4, 2027 or terminated, notes redeemable at 101% plus accrued interest.
- Underwriters include BofA Securities, J.P. Morgan, Mizuho; some are lenders under revolving credit facility.

## SEC filing metadata
- accession: 0001193125-26-209137
- form_type: 8-K
- ticker: FLS
- cik: 0000030625
- company_name: FLOWSERVE CORP
- filed_at: 2026-05-06T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/30625/000119312526209137/0001193125-26-209137-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/30625/000119312526209137/d126646d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-209137
- JSON: https://secwatch.observer/filing/0001193125-26-209137.json
- Plain text: https://secwatch.observer/filing/0001193125-26-209137.txt

## Source-grounded claims
- claim_id: b72218683e3fec36bfd9d7170ab6f910f8a06c7c
  claim: FLOWSERVE CORP entered into Underwriting Agreement with BofA Securities, Inc., J.P. Morgan Securities LLC and Mizuho Securities USA LLC, as representatives of the several underwriters named therein valued at $500 million aggregate principal amount (effective 2026-05-05).
  evidence_excerpt: On May 5, 2026, Flowserve Corporation, a New York corporation (the “Company”), entered into an underwriting agreement (the “Underwriting Agreement”) with BofA Securities, Inc., J.P. Morgan Securities LLC and Mizuho Securities USA LLC, as representatives of the several underwriters named therein, relating to the offering and sale of $500 million aggregate principal amount of the Company’s 5.700% Senior Notes due 2036 (the “Notes”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/30625/000119312526209137/0001193125-26-209137-index.htm

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