---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-058338"
form_type: "8-K"
ticker: "TSLX"
cik: "0001508655"
company_name: "Sixth Street Specialty Lending, Inc."
filed_at: "2023-11-02T23:59:59+00:00"
generated_at: "2026-06-09T00:02:51.534195+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Sixth Street Specialty Lending Q3 NII $0.57/sh, NAV $16.97, declares $0.46 base + $0.07 supplemental dividend

## Summary
- Net investment income $50.0M ($0.57/sh); adjusted NII $52.6M ($0.60/sh); net income $64.8M ($0.74/sh).
- NAV per share $16.97, up from $16.74 at June 30; adjusted NAV $16.90 after supplemental dividend.
- Declared Q4 base dividend of $0.46/sh (record Dec 15, payable Dec 29) and Q3 supplemental $0.07/sh (record Nov 30, payable Dec 20).
- New investment commitments $205.8M; funded $151.6M; portfolio yield at fair value 14.2% vs 14.0% prior quarter.
- Issued $300M unsecured notes at 6.95% due 2028, swapped to SOFR+299bps; debt-to-equity 1.15x.

## SEC filing metadata
- accession: 0000950170-23-058338
- form_type: 8-K
- ticker: TSLX
- cik: 0001508655
- company_name: Sixth Street Specialty Lending, Inc.
- filed_at: 2023-11-02T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1508655/000095017023058338/0000950170-23-058338-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1508655/000095017023058338/tslx-20231102.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-058338
- JSON: https://secwatch.observer/filing/0000950170-23-058338.json
- Plain text: https://secwatch.observer/filing/0000950170-23-058338.txt

## Key facts
- Earnings Releases
  Sixth Street Specialty Lending, Inc. reported third quarter ended September 30, 2023 results: net income net income of $0.74 per share.
  - Period: third quarter ended September 30, 2023
  - Net income: net income of $0.74 per share
  - Result: reported results
  source text: On November 2, 2023, the registrant issued a press release announcing its financial results for the quarter ended September 30, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1508655/000095017023058338/0000950170-23-058338-index.htm

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