---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-366236"
form_type: "8-K"
ticker: "TSLX"
cik: "0001508655"
company_name: "Sixth Street Specialty Lending, Inc."
filed_at: "2021-12-23T23:59:59+00:00"
generated_at: "2026-06-27T22:34:34.345963+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Sixth Street Specialty Lending amends credit facility to add alternative reference rates

## Summary
- Entered eleventh amendment to $TSLX revolving credit facility on Dec 21, 2021.
- Adds alternative reference rates: SONIA for Sterling, SARON for Swiss Franc loans.
- Also adds TIBOR for Japanese Yen loans and EURIBOR for Euro loans.
- Amendment updates terms to reflect transition from LIBOR to these new rates.

## SEC filing metadata
- accession: 0001193125-21-366236
- form_type: 8-K
- ticker: TSLX
- cik: 0001508655
- company_name: Sixth Street Specialty Lending, Inc.
- filed_at: 2021-12-23T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 1.01, 2.03
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1508655/000119312521366236/0001193125-21-366236-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1508655/000119312521366236/d48466d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-366236
- JSON: https://secwatch.observer/filing/0001193125-21-366236.json
- Plain text: https://secwatch.observer/filing/0001193125-21-366236.txt

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