---
schema_version: "secwatch.filing_event.v1"
accession: "0001564590-22-005561"
form_type: "8-K"
ticker: "TSLX"
cik: "0001508655"
company_name: "Sixth Street Specialty Lending, Inc."
filed_at: "2022-02-17T23:59:59+00:00"
generated_at: "2026-06-27T07:01:55.831376+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# TSLX reports Q4 2021 adj. NII $0.63/share; declares Q1 base dividend $0.41 and supplemental $0.11

## Summary
- Full year 2021 adjusted net investment income $2.16/share; adjusted net income $3.12/share; GAAP net income $2.93/share.
- Q4 2021 net investment income $0.63/share; net income $0.57/share; annualized ROE on adj. NII 14.6%.
- NAV per share $16.84 at Dec 31, down from $17.18 at Sep 30; pro forma $16.73 vs $15.86 a year ago.
- Declared Q1 2022 base dividend $0.41 (record Mar 15, payable Apr 18) and Q4 2021 supplemental $0.11; total 2021 dividends $3.65/share.
- $100M 2022 convertible notes to be settled primarily in stock in Q3 2022; debt-to-equity 0.95x.

## SEC filing metadata
- accession: 0001564590-22-005561
- form_type: 8-K
- ticker: TSLX
- cik: 0001508655
- company_name: Sixth Street Specialty Lending, Inc.
- filed_at: 2022-02-17T23:59:59+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/1508655/000156459022005561/0001564590-22-005561-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1508655/000156459022005561/tslx-8k_20220217.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001564590-22-005561
- JSON: https://secwatch.observer/filing/0001564590-22-005561.json
- Plain text: https://secwatch.observer/filing/0001564590-22-005561.txt

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