Sixth Street Specialty Lending, Inc.(TSLX)Stock Analysis
AI analysis on 2,800+ stocks →Deep AI analysis on 2,800+ stocks →13F Pro Quality Score
Not in ranked universe
Pending next ranking run
This company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. Rankings refresh on Jan 1, Apr 1, Jul 1, Oct 1.
Financial data, filings, and institutional holdings below are still tracked in full — only the proprietary quality composite is unavailable for this name.
TSLX Stock Analysis & AI Quality Score
AI stock analysis and institutional research for Sixth Street Specialty Lending, Inc. (TSLX). TSLX is not currently included in 13F Pro's AI-ranked quality universe — this company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. rankings refresh on jan 1, apr 1, jul 1, oct 1. Based on the latest XBRL financial filings (Q1 2026), Sixth Street Specialty Lending, Inc. reports net income of $-26.0M, free cash flow of $-23.4M. Top institutional holders of TSLX by reported 13-F value include STRS OHIO, Sixth Street Partners Management Company, L.P., Sound Income Strategies,, based on the most recent SEC filings. TSLX trades on the NYSE exchange and files with the SEC under CIK 1508655. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate TSLX daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for Sixth Street Specialty Lending, Inc. directly from SEC EDGAR.
Net Income
Q1 2026
$-26.0M
Free Cash Flow
Q1 2026
$-23.4M
D/E Ratio
Q1 2026
1.17
Revenue & Net Income
Earnings Per Share
Key Financials Over Time
Export Financial Table · Pro+Net Income
-8.6% YoYEPS (Diluted)
-10.8% YoYTotal Assets
-4.5% YoYTotal Debt
-8.3% YoYOp. Cash Flow
+982.8% YoY| Metric | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Net Income | $170.5M -8.6% | $186.6M -16.0% | $222.0M | — | — | — |
| EPS (Diluted) | $1.81 -10.8% | $2.03 -22.2% | $2.61 +89.1% | $1.38 -50.5% | $2.79 +5.3% | $2.65 |
| Total Assets | $3.42B -4.5% | $3.58B +7.1% | $3.34B +17.9% | $2.84B +11.2% | $2.55B | — |
| Total Debt | $1.74B -8.3% | $1.90B +6.8% | $1.78B +23.5% | $1.44B +21.6% | $1.19B | — |
| Operating Cash Flow | $401.6M +982.8% | $-45.5M +80.8% | $-236.8M -5.5% | $-224.5M -9257.1% | $2.5M -98.3% | $145.1M |
AI Insight: TSLX Financial Trends
TSLX swung to a $26M net loss in Q1 2026 after seven consecutive quarters of profitability, while equity declined $65M from peak levels.
• Net income turned negative to -$26M in Q1 2026 after averaging $43M in the prior four profitable quarters.
• Operating cash flow volatility persists with negative $23M in Q1 2026 following $74M positive in Q4 2025.
• Total debt increased to $1,803M in Q1 2026 from $1,743M in Q4 2025.
⚠ Equity dropped to $1,543M in Q1 2026, down $65M from $1,608M peak in Q4 2025.
⚠ Operating cash flow has been negative in three of the last eight quarters with high volatility.
AI Insight: TSLX Ratio Trends
TSLX ROE turned sharply negative to -6.8% in Q1 2026, marking a dramatic reversal from positive returns throughout 2025.
• ROE collapsed from 7.4% in Q4 2025 to -6.8% in Q1 2026, the first negative quarter in the dataset.
• ROA similarly declined from 3.5% in Q4 2025 to -3.1% in Q1 2026, indicating asset-level profitability deterioration.
• ROIC showed weakness earlier, declining from 6.8% in Q2 2024 to 6.7% in Q4 2024.
⚠ Debt-to-equity ratio increased to 1.17 in Q1 2026 from 1.08 in Q4 2025, rising alongside deteriorating returns.
⚠ TTM ROE remains positive at 7.0% despite Q1 2026 losses, suggesting recent quarterly weakness may be temporary.
Get alerted when TSLX's score changes
Free account: watchlist tracking, the daily AI brief, and the AI screener.
Available Research
13F Pro tracks comprehensive data for Sixth Street Specialty Lending, Inc. including:
Top Institutional Holders of TSLX
STRS OHIO
$79.9M4,347,710 shSixth Street Partners Management Company, L.P.
$49.9M2,714,226 shSound Income Strategies, LLC
$46.6M2,571,052 shProgeny 3, Inc.
$45.5M2,476,398 shOMERS ADMINISTRATION Corp
$36.1M1,961,813 shUBS Group AG
$34.2M1,858,267 shAllen Investment Management, LLC
$25.7M1,395,961 shARES MANAGEMENT LLC
$24.9M1,354,779 shWELLS FARGO & COMPANY/MN
$24.6M1,338,623 shMORGAN STANLEY
$24.4M1,327,615 sh
| Fund | Value | Shares |
|---|---|---|
| STRS OHIO | $79.9M | 4,347,710 |
| Sixth Street Partners Management Company, L.P. | $49.9M | 2,714,226 |
| Sound Income Strategies, LLC | $46.6M | 2,571,052 |
| Progeny 3, Inc. | $45.5M | 2,476,398 |
| OMERS ADMINISTRATION Corp | $36.1M | 1,961,813 |
| UBS Group AG | $34.2M | 1,858,267 |
| Allen Investment Management, LLC | $25.7M | 1,395,961 |
| ARES MANAGEMENT LLC | $24.9M | 1,354,779 |
| WELLS FARGO & COMPANY/MN | $24.6M | 1,338,623 |
| MORGAN STANLEY | $24.4M | 1,327,615 |
More Other Companies
ACV
Virtus Diversified Income & Convertible Fund
ADX
ADAMS DIVERSIFIED EQUITY FUND, INC.
AEF
abrdn Emerging Markets ex-China Fund, Inc.
AFB
ALLIANCEBERNSTEIN NATIONAL MUNICIPAL INCOME FUND
AFCG
Advanced Flower Capital Inc.
AGD
abrdn Global Dynamic Dividend Fund
AIO
Virtus Artificial Intelligence & Technology Opportunities Fund
AOD
abrdn Total Dynamic Dividend Fund
Put TSLX on your watchlist
Track score changes the day Sixth Street Specialty Lending, Inc. files with the SEC, follow the hedge funds that own it, screen 2,800+ AI-scored stocks, and get the daily brief — free.
Free tier includes 13F data, economic indicators, and market overview. Pro starts at $6.67/mo (billed annually).
Popular Research
Is TSLX a good stock to buy?
13F Pro's AI-powered analysis of Sixth Street Specialty Lending, Inc. (TSLX) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for TSLX are available on the TSLX stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.
Which hedge funds own TSLX?
Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling TSLX. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of Sixth Street Specialty Lending, Inc.'s investment landscape.