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 $907.1M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Sixth Street Specialty Lending, Inc. as of Jun 30, 2026. 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
- 242
- −15 vs. Q1 2026
- Shares held
- 52.3M
- +263.7K (+0.5%) vs. Q1 2026
- Total value
- $907.1M
- −$46.7M (−4.9%) vs. Q1 2026
- New holders
- 23
- 89 more added
- Sold out
- 38
- 80 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $907.1M |
| Q1 2026 | 260 | $955.4M |
| Q4 2025 | 258 | $1.15B |
| Q3 2025 | 247 | $1.20B |
| Q2 2025 | 245 | $1.24B |
| Q1 2025 | 236 | $1.07B |
| Q4 2024 | 223 | $963.5M |
| Q3 2024 | 202 | $929.3M |
| Q2 2024 | 224 | $983.9M |
| Q1 2024 | 220 | $1.04B |
| Q4 2023 | 223 | $959.1M |
| Q3 2023 | 205 | $806.6M |
| Q2 2023 | 202 | $708.1M |
| Q1 2023 | 195 | $727.8M |
| Q4 2022 | 196 | $643.2M |
| Q3 2022 | 175 | $601.1M |
| Q2 2022 | 180 | $655.7M |
| Q1 2022 | 171 | $825.9M |
| Q4 2021 | 168 | $855.4M |
| Q3 2021 | 159 | $813.5M |
| Q2 2021 | 158 | $808.8M |
| Q1 2021 | 159 | $759.0M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Sixth Street Specialty Lending, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| STRS Ohio | 6,029,281 | $103.5M | 0.39% | +1,681,571+38.7% | Added |
| Sixth Street Partners Management Company, L.P. | 2,714,226 | $46.6M | 8.05% | 00.0% | Unchanged |
| Sound Income Strategies, LLC | 2,706,290 | $46.5M | 2.09% | +135,238+5.3% | Added |
| Progeny 3, Inc. | 2,476,398 | $42.5M | 2.19% | 00.0% | Unchanged |
| UBS Group AG | 2,373,275 | $40.7M | 0.01% | +515,008+27.7% | Added |
| Van Eck Associates Corp | 2,366,266 | $40.6M | 0.02% | +519,456+28.1% | Added |
| Omers Administration Corp | 2,012,327 | $34.6M | 0.21% | +50,514+2.6% | Added |
| Ares Management LLC | 1,404,779 | $24.1M | 1.05% | +50,000+3.7% | Added |
| Allen Investment Management LLC | 1,368,939 | $23.5M | 0.28% | −27,022−1.9% | Reduced |
| Wells Fargo & Company | 1,316,091 | $22.6M | 0.00% | −22,532−1.7% | Reduced |
| Cerity Partners LLC | 1,207,716 | $20.7M | 0.03% | +71,720+6.3% | Added |
| Callodine Capital Management, LP | 1,176,080 | $20.2M | 1.33% | +46,560+4.1% | Added |
| Muzinich & Co., Inc. | 1,075,226 | $18.5M | 6.31% | +28,230+2.7% | Added |
| Morgan Stanley | 1,069,572 | $18.4M | 0.00% | −258,043−19.4% | Reduced |
| Rivernorth Capital Management, LLC | 969,599 | $16.6M | 0.79% | +678,646+233.2% | Added |
| Advisors Capital Management, LLC | 864,107 | $14.8M | 0.16% | +78,622+10.0% | Added |
| Tectonic Advisors LLC | 845,203 | $14.5M | 0.70% | +117,104+16.1% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 792,452 | $13.6M | 0.01% | +22,279+2.9% | Added |
| LSV Asset Management | 789,100 | $13.5M | 0.02% | −120.0% | Reduced |
| Legal & General Group Plc | 787,794 | $13.5M | 0.00% | +55,146+7.5% | Added |
| Bank of America Corp | 764,474 | $13.1M | 0.00% | +28,748+3.9% | Added |
| Raymond James Financial Inc | 736,813 | $12.7M | 0.00% | −181,763−19.8% | Reduced |
| Franklin Resources Inc | 719,709 | $12.4M | 0.00% | +109,702+18.0% | Added |
| SCS Capital Management LLC | 692,199 | $11.9M | 0.11% | +25,822+3.9% | Added |
| Pathstone Holdings, LLC | 672,162 | $11.5M | 0.03% | +229,262+51.8% | Added |
| LPL Financial LLC | 651,650 | $11.2M | 0.00% | −21,088−3.1% | Reduced |
| Goldman Sachs Group Inc | 624,772 | $10.7M | 0.00% | −14,987−2.3% | Reduced |
| Union Bancaire Privee, UBP SA | 3,482 | $9.51M | 0.10% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 507,514 | $8.67M | 0.00% | −133,931−20.9% | Reduced |
| Cresset Asset Management, LLC | 501,191 | $8.61M | 0.03% | +33,721+7.2% | Added |
| Gilman Hill Asset Management, LLC | 500,602 | $8.60M | 1.18% | +16,665+3.4% | Added |
| Neuberger Berman Group LLC | 496,166 | $8.52M | 0.01% | −25,654−4.9% | Reduced |
| Melia Wealth LLC | 486,337 | $8.35M | 4.81% | −124,708−20.4% | Reduced |
| BlackRock, Inc. | 435,903 | $7.48M | 0.00% | −25,910−5.6% | Reduced |
| National Philanthropic Trust | 351,000 | $6.03M | 0.09% | +135,000+62.5% | Added |
| We Are One Seven, LLC | 343,844 | $5.90M | 0.10% | −14,550−4.1% | Reduced |
| IFP Advisors, Inc | 305,604 | $5.25M | 0.09% | +71,693+30.6% | Added |
| Altshuler Shaham Ltd | 301,460 | $5.18M | 0.06% | 00.0% | Unchanged |
| RMR Capital Management, LLC | 283,579 | $4.87M | 3.35% | +30,771+12.2% | Added |
| Janney Montgomery Scott LLC | 269,078 | $4.62M | 0.01% | +62,527+30.3% | Added |
| Qube Research & Technologies Ltd | 224,404 | $3.85M | 0.00% | −387,401−63.3% | Reduced |
| Confluence Investment Management LLC | 211,954 | $3.64M | 0.06% | +4,164+2.0% | Added |
| Advisors Asset Management, Inc. | 210,833 | $3.62M | 0.06% | −9,359−4.3% | Reduced |
| D.A. Davidson & Co. | 210,672 | $3.62M | 0.02% | +10,078+5.0% | Added |
| Stifel Financial Corp | 207,043 | $3.55M | 0.00% | −543,711−72.4% | Reduced |
| Lighthouse Investment Partners, LLC | 203,539 | $3.49M | 0.11% | +203,539 | New |
| Truvestments Capital LLC | 185,157 | $3.18M | 0.47% | +2,568+1.4% | Added |
| Parkwood LLC | 184,819 | $3.17M | 0.23% | 00.0% | Unchanged |
| Texas Capital Bank Wealth Management Services Inc | 175,700 | $3.02M | 0.16% | +8,946+5.4% | Added |
| Great West Life Assurance Co | 175,800 | $3.01M | 0.00% | +27,488+18.5% | Added |
| Naviter Wealth, LLC | 151,189 | $2.60M | 0.24% | −8,917−5.6% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 150,572 | $2.59M | 0.00% | +90.0% | Added |
| Clayton Partners LLC | 150,280 | $2.58M | 1.70% | −9,276−5.8% | Reduced |
| Lazard Asset Management LLC | 149,679 | $2.57M | 0.00% | −3,177−2.1% | Reduced |
| Waterloo Capital, L.P. | 144,406 | $2.48M | 0.14% | +3,529+2.5% | Added |
| Atom Investors LP | 144,339 | $2.48M | 0.22% | −17,677−10.9% | Reduced |
| Riverbridge Partners LLC | 143,587 | $2.47M | 0.07% | −117−0.1% | Reduced |
| IHT Wealth Management, LLC | 142,870 | $2.45M | 0.05% | +24,798+21.0% | Added |
| Denali Advisors LLC | 139,187 | $2.39M | 0.24% | −5,695−3.9% | Reduced |
| Russell Investments Group, Ltd. | 138,765 | $2.38M | 0.00% | +3,852+2.9% | Added |
| Benjamin Edwards Inc | 138,093 | $2.37M | 0.02% | −35,463−20.4% | Reduced |
| Argent Trust Co | 135,564 | $2.33M | 0.07% | +5,743+4.4% | Added |
| State Street Corp | 135,070 | $2.32M | 0.00% | +20,449+17.8% | Added |
| Ignite Planners, LLC | 128,218 | $2.21M | 0.30% | +16,339+14.6% | Added |
| Wealthstar Advisors, LLC | 125,488 | $2.15M | 1.07% | −4,036−3.1% | Reduced |
| Plan Group Financial, LLC | 120,324 | $2.07M | 0.43% | +29,955+33.1% | Added |
| Commonwealth Equity Services, LLC | 119,268 | $2.05M | 0.00% | −9,464−7.4% | Reduced |
| Delphi Financial Group, Inc. | 116,141 | $1.99M | 0.99% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 112,859 | $1.94M | 0.00% | −300,110−72.7% | Reduced |
| Ameriprise Financial Inc | 106,445 | $1.83M | 0.00% | −15,921−13.0% | Reduced |
| Ilex Capital Partners (UK) LLP | 105,198 | $1.81M | 0.04% | +105,198 | New |
| Lifetime Wealth Management P.C. | 101,444 | $1.74M | 1.02% | +4,028+4.1% | Added |
| Envestnet Asset Management Inc | 101,008 | $1.73M | 0.00% | −538,382−84.2% | Reduced |
| BNP Paribas Arbitrage, SA | 100,911 | $1.73M | 0.00% | +4,370+4.5% | Added |
| AE Wealth Management LLC | 98,204 | $1.69M | 0.01% | +30,723+45.5% | Added |
| Legacy Capital Wealth Partners, LLC | 90,379 | $1.55M | 0.30% | +15,581+20.8% | Added |
| Lido Advisors, LLC | 87,574 | $1.50M | 0.01% | +35,420+67.9% | Added |
| Royal Bank of Canada | 83,811 | $1.44M | 0.00% | −37,110−30.7% | Reduced |
| Dearborn Partners LLC | 79,087 | $1.42M | 0.04% | +28,579+56.6% | Added |
| HRT Financial LP | 70,164 | $1.20M | 0.00% | +70,164 | New |
| Independent Financial Group, LLC | 69,176 | $1.19M | 0.02% | +3,635+5.5% | Added |
| Cetera Investment Advisers | 68,660 | $1.18M | 0.00% | −529,688−88.5% | Reduced |
| D. E. Shaw & Co., Inc. | 68,649 | $1.18M | 0.00% | −117,105−63.0% | Reduced |
| Advisor Group Holdings, Inc. | 54,757 | $940.2K | 0.00% | +10,155+22.8% | Added |
| Savvy Advisors, Inc. | 54,584 | $937.2K | 0.02% | +5,239+10.6% | Added |
| Toroso Investments, LLC | 53,219 | $913.8K | 0.00% | 00.0% | Unchanged |
| Tred Avon Family Wealth, LLC | 51,761 | $888.7K | 0.27% | −3,990−7.2% | Reduced |
| Main Street Financial Solutions, LLC | 51,308 | $881.0K | 0.06% | +25,547+99.2% | Added |
| Brown Advisory Inc | 46,502 | $798.4K | 0.00% | −1,928−4.0% | Reduced |
| Ehrenkranz Partners L.P. | 43,015 | $738.6K | 0.43% | +5,541+14.8% | Added |
| Diversify Wealth Management, LLC | 42,458 | $727.3K | 0.01% | +3,942+10.2% | Added |
| Diversify Advisory Services, LLC | 42,458 | $727.3K | 0.01% | +4,122+10.8% | Added |
| Whipplewood Advisors, LLC | 40,558 | $696.4K | 0.47% | +13,314+48.9% | Added |
| Park Circle Co | 40,145 | $689.7K | 0.61% | 00.0% | Unchanged |
| Canton Hathaway, LLC | 39,865 | $684.5K | 0.13% | −4,900−10.9% | Reduced |
| CI Private Wealth, LLC | 39,797 | $683.3K | 0.00% | −5,377−11.9% | Reduced |
| Rockefeller Capital Management L.P. | 39,294 | $674.7K | 0.00% | −13,526−25.6% | Reduced |
| Northern Trust Corp | 36,587 | $628.2K | 0.00% | −472−1.3% | Reduced |
| Essex Financial Services, Inc. | 36,232 | $622.1K | 0.03% | −1,760−4.6% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 36,216 | $621.8K | 0.02% | +22,356+161.3% | Added |