Sixth Street Specialty Lending, Inc.
TSLX- Exchange
- NYSE
- SEC CIK
- 0001508655
No open-market purchases or sales by Sixth Street Specialty Lending, Inc. insiders were filed in the last 90 days; 242 institutions reported holding it in 13F filings for Q2 2026, worth $896.5M in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Sixth Street Specialty Lending, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 236
- +15 vs. Q4 2024
- Shares held
- 47.7M
- +2.49M (+5.5%) vs. Q4 2024
- Total value
- $1.07B
- +$104.4M (+10.8%) vs. Q4 2024
- New holders
- 34
- 90 more added
- Sold out
- 19
- 57 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TSLX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 242 | $896.5M |
| Q1 2026 | 260 | $955.4M |
| Q4 2025 | 258 | $1.09B |
| Q3 2025 | 247 | $1.11B |
| Q2 2025 | 245 | $1.16B |
| Q1 2025 | 236 | $1.07B |
| Q4 2024 | 223 | $963.5M |
| Q3 2024 | 202 | $904.9M |
| Q2 2024 | 224 | $962.2M |
| Q1 2024 | 220 | $936.0M |
| Q4 2023 | 223 | $889.5M |
| Q3 2023 | 205 | $806.6M |
| Q2 2023 | 202 | $705.0M |
| Q1 2023 | 195 | $621.2M |
| Q4 2022 | 196 | $643.2M |
| Q3 2022 | 175 | $601.1M |
| Q2 2022 | 180 | $655.5M |
| Q1 2022 | 171 | $825.9M |
| Q4 2021 | 168 | $855.4M |
| Q3 2021 | 159 | $813.5M |
| Q2 2021 | 158 | $808.3M |
| Q1 2021 | 159 | $758.6M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Sixth Street Specialty Lending, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| STRS Ohio | 3,561,122 | $79.7M | 0.33% | +86,623+2.5% | Added |
| Sixth Street Partners Management Company, L.P. | 2,714,226 | $60.7M | 7.96% | 00.0% | Unchanged |
| Progeny 3, Inc. | 2,452,947 | $54.9M | 3.78% | +62,267+2.6% | Added |
| Sound Income Strategies, LLC | 2,361,139 | $52.8M | 3.12% | +55,767+2.4% | Added |
| Burgundy Asset Management Ltd. | 2,347,046 | $52.5M | 0.54% | +154,560+7.0% | Added |
| Van Eck Associates Corp | 2,227,933 | $49.9M | 0.06% | −165,136−6.9% | Reduced |
| Morgan Stanley | 1,869,839 | $41.8M | 0.00% | +31,969+1.7% | Added |
| Allen Investment Management LLC | 1,434,920 | $32.1M | 0.37% | +281,339+24.4% | Added |
| Ares Management LLC | 1,372,689 | $30.7M | 1.88% | −183,062−11.8% | Reduced |
| Wells Fargo & Company | 1,204,073 | $26.9M | 0.01% | +20,932+1.8% | Added |
| LSV Asset Management | 1,177,111 | $26.3M | 0.06% | +44,449+3.9% | Added |
| Callodine Capital Management, LP | 1,065,076 | $23.8M | 3.97% | −9,924−0.9% | Reduced |
| JPMorgan Chase & Co | 938,151 | $21.0M | 0.00% | −185,372−16.5% | Reduced |
| UBS Group AG | 875,725 | $19.6M | 0.00% | +436,967+99.6% | Added |
| Raymond James Financial Inc | 831,261 | $18.6M | 0.01% | +10,221+1.2% | Added |
| Two Sigma Advisers, LP | 734,886 | $16.4M | 0.04% | −19,700−2.6% | Reduced |
| Advisors Capital Management, LLC | 704,608 | $15.8M | 0.24% | +9,992+1.4% | Added |
| Stifel Financial Corp | 690,898 | $15.5M | 0.02% | +52,105+8.2% | Added |
| Bank of America Corp | 628,921 | $14.1M | 0.00% | −10,796−1.7% | Reduced |
| Legal & General Group Plc | 621,875 | $13.9M | 0.00% | +6,102+1.0% | Added |
| SCS Capital Management LLC | 605,232 | $13.5M | 0.17% | +605,232 | New |
| Neuberger Berman Group LLC | 604,720 | $13.5M | 0.01% | +30,907+5.4% | Added |
| LPL Financial LLC | 603,544 | $13.5M | 0.01% | +29,685+5.2% | Added |
| BlackRock, Inc. | 595,696 | $13.3M | 0.00% | +428,193+255.6% | Added |
| Melia Wealth LLC | 593,749 | $13.3M | 6.85% | +10,272+1.8% | Added |
| Envestnet Asset Management Inc | 494,699 | $11.1M | 0.00% | −15,544−3.0% | Reduced |
| Muzinich & Co., Inc. | 450,142 | $10.1M | 6.16% | +57,724+14.7% | Added |
| Cetera Investment Advisers | 448,898 | $10.0M | 0.02% | +33,818+8.1% | Added |
| Gilman Hill Asset Management, LLC | 446,976 | $10.0M | 1.74% | +354,320+382.4% | Added |
| Cerity Partners LLC | 444,024 | $9.94M | 0.02% | −20,552−4.4% | Reduced |
| Franklin Resources Inc | 441,403 | $9.88M | 0.00% | +99,926+29.3% | Added |
| Two Sigma Investments, LP | 435,957 | $9.76M | 0.02% | −24,733−5.4% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 435,607 | $9.75M | 0.01% | +57,962+15.3% | Added |
| We Are One Seven, LLC | 415,190 | $9.29M | 0.36% | +20,796+5.3% | Added |
| LGT Capital Partners Ltd. | 395,000 | $8.84M | 0.39% | −260,000−39.7% | Reduced |
| Columbus Macro, LLC | 389,272 | $8.71M | 1.15% | +29,219+8.1% | Added |
| Baillie Gifford & Co | 373,254 | $8.35M | 0.01% | +66,825+21.8% | Added |
| 1832 Asset Management L.P. | 350,000 | $7.83M | 0.01% | −200,000−36.4% | Reduced |
| Cresset Asset Management, LLC | 304,206 | $6.81M | 0.03% | +5,543+1.9% | Added |
| Janney Montgomery Scott LLC | 276,845 | $6.20M | 0.02% | +144,096+108.5% | Added |
| Round Rock Advisors, LLC | 274,483 | $6.14M | 1.14% | +190,469+226.7% | Added |
| Confluence Investment Management LLC | 251,416 | $5.63M | 0.08% | +234+0.1% | Added |
| RMR Capital Management, LLC | 243,231 | $5.44M | 3.93% | −941−0.4% | Reduced |
| Manufacturers Life Insurance Company, The | 232,623 | $5.21M | 0.00% | −610.0% | Reduced |
| Qube Research & Technologies Ltd | 219,068 | $4.90M | 0.01% | −53,641−19.7% | Reduced |
| First National Trust Co | 214,770 | $4.81M | 0.19% | 00.0% | Unchanged |
| Benjamin Edwards Inc | 205,012 | $4.59M | 0.06% | +5,746+2.9% | Added |
| Denali Advisors LLC | 203,438 | $4.55M | 0.52% | −4,538−2.2% | Reduced |
| Ameriprise Financial Inc | 202,331 | $4.53M | 0.00% | +9,019+4.7% | Added |
| Truvestments Capital LLC | 195,348 | $4.37M | 0.95% | +68,283+53.7% | Added |
| Rockefeller Capital Management L.P. | 193,008 | $4.32M | 0.01% | +108+0.1% | Added |
| Parkwood LLC | 184,819 | $4.14M | 0.40% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 177,290 | $3.97M | 0.07% | +6,809+4.0% | Added |
| D.A. Davidson & Co. | 173,526 | $3.88M | 0.03% | +4,210+2.5% | Added |
| Millennium Management LLC | 173,243 | $3.88M | 0.00% | −52,847−23.4% | Reduced |
| Wambolt & Associates, LLC | 160,515 | $3.60M | 1.22% | −1,471−0.9% | Reduced |
| Clayton Partners LLC | 151,731 | $3.40M | 2.95% | −20,741−12.0% | Reduced |
| Trexquant Investment LP | 150,630 | $3.37M | 0.04% | −13,889−8.4% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 150,536 | $3.37M | 0.01% | −44,592−22.9% | Reduced |
| Financial Advocates Investment Management | 140,390 | $3.14M | 0.22% | −15,765−10.1% | Reduced |
| Texas Capital Bank Wealth Management Services Inc | 139,805 | $3.13M | 0.32% | +11,111+8.6% | Added |
| Great West Life Assurance Co | 132,614 | $2.97M | 0.01% | +89,060+204.5% | Added |
| Standard Life Aberdeen plc | 130,680 | $2.91M | 0.01% | +6,367+5.1% | Added |
| Wealthstar Advisors, LLC | 129,998 | $2.91M | 1.33% | −606−0.5% | Reduced |
| Commonwealth Equity Services, LLC | 127,149 | $2.85M | 0.00% | +33,371+35.6% | Added |
| Royal Bank of Canada | 124,241 | $2.78M | 0.00% | +9,230+8.0% | Added |
| IFP Advisors, Inc | 123,052 | $2.75M | 0.08% | −3,366−2.7% | Reduced |
| Naviter Wealth, LLC | 115,707 | $2.64M | 0.32% | +9,724+9.2% | Added |
| Argent Trust Co | 106,344 | $2.38M | 0.10% | +2,855+2.8% | Added |
| Hennion & Walsh Asset Management, Inc. | 104,013 | $2.33M | 0.10% | −33,232−24.2% | Reduced |
| Prelude Capital Management, LLC | 98,843 | $2.21M | 0.22% | −16,238−14.1% | Reduced |
| IHT Wealth Management, LLC | 98,600 | $2.21M | 0.07% | +3,150+3.3% | Added |
| Waterloo Capital, L.P. | 96,411 | $2.16M | 0.20% | +4,885+5.3% | Added |
| BNP Paribas Arbitrage, SA | 79,901 | $1.79M | 0.00% | +31,291+64.4% | Added |
| HB Wealth Management, LLC | 79,602 | $1.78M | 0.01% | +439+0.6% | Added |
| Goldman Sachs Group Inc | 79,600 | $1.78M | 0.00% | −46,098−36.7% | Reduced |
| FIL Ltd | 78,956 | $1.77M | 0.00% | +78,956 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 72,813 | $1.63M | 0.01% | +72,813 | New |
| Lido Advisors, LLC | 69,046 | $1.55M | 0.01% | +8,271+13.6% | Added |
| HRT Financial LP | 66,634 | $1.49M | 0.01% | −15,496−18.9% | Reduced |
| Captrust Financial Advisors | 64,385 | $1.44M | 0.00% | −17,705−21.6% | Reduced |
| Legacy Capital Wealth Partners, LLC | 63,971 | $1.43M | 0.35% | −3,060−4.6% | Reduced |
| Dearborn Partners LLC | 63,405 | $1.42M | 0.07% | +4,637+7.9% | Added |
| Bramshill Investments, LLC | 62,164 | $1.39M | 0.14% | +71+0.1% | Added |
| Park Circle Co | 62,000 | $1.39M | 1.24% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 60,400 | $1.35M | 0.01% | 00.0% | Unchanged |
| Independent Financial Group, LLC | 57,421 | $1.29M | 0.04% | +200+0.3% | Added |
| Northern Trust Corp | 55,320 | $1.24M | 0.00% | −2,330−4.0% | Reduced |
| Pallas Capital Advisors LLC | 53,983 | $1.21M | 0.05% | −1,598−2.9% | Reduced |
| Lazard Asset Management LLC | 52,087 | $1.17M | 0.00% | +13,470+34.9% | Added |
| Toroso Investments, LLC | 52,051 | $1.16M | 0.01% | 00.0% | Unchanged |
| Canton Hathaway, LLC | 48,230 | $1.08M | 0.22% | +32,780+212.2% | Added |
| Kestra Advisory Services, LLC | 47,372 | $1.06M | 0.01% | −4,363−8.4% | Reduced |
| Riverbridge Partners LLC | 47,243 | $1.06M | 0.02% | −24,700−34.3% | Reduced |
| Cornerstone Wealth Management, LLC | 46,732 | $1.05M | 0.07% | +548+1.2% | Added |
| Brown Advisory Inc | 45,868 | $1.03M | 0.00% | −6,489−12.4% | Reduced |
| Delphi Financial Group, Inc. | 45,106 | $1.01M | 0.61% | −25,000−35.7% | Reduced |
| HighTower Advisors, LLC | 43,451 | $972.4K | 0.00% | +2,617+6.4% | Added |
| Ignite Planners, LLC | 46,349 | $952.9K | 0.19% | +1,987+4.5% | Added |
| Advisor Group Holdings, Inc. | 42,425 | $949.6K | 0.00% | +13,277+45.6% | Added |