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, Q2 2025
Institutional positions in Sixth Street Specialty Lending, Inc. as of Jun 30, 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
- 245
- +10 vs. Q1 2025
- Shares held
- 48.9M
- +1.17M (+2.5%) vs. Q1 2025
- Total value
- $1.16B
- +$95.9M (+9.0%) vs. Q1 2025
- New holders
- 31
- 98 more added
- Sold out
- 21
- 65 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Sixth Street Specialty Lending, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| STRS Ohio | 3,176,606 | $75.6M | 0.28% | −384,516−10.8% | Reduced |
| Sixth Street Partners Management Company, L.P. | 2,714,226 | $64.6M | 5.13% | 00.0% | Unchanged |
| Progeny 3, Inc. | 2,476,398 | $59.0M | 3.31% | +23,451+1.0% | Added |
| Sound Income Strategies, LLC | 2,406,296 | $57.3M | 3.29% | +45,157+1.9% | Added |
| Burgundy Asset Management Ltd. | 2,378,968 | $56.6M | 0.55% | +31,922+1.4% | Added |
| Van Eck Associates Corp | 2,143,789 | $51.0M | 0.06% | −84,144−3.8% | Reduced |
| Morgan Stanley | 1,872,708 | $44.6M | 0.00% | +2,869+0.2% | Added |
| Allen Investment Management LLC | 1,557,126 | $37.1M | 0.40% | +122,206+8.5% | Added |
| Ares Management LLC | 1,402,689 | $33.4M | 1.71% | +30,000+2.2% | Added |
| Wells Fargo & Company | 1,241,039 | $29.5M | 0.01% | +36,966+3.1% | Added |
| UBS Group AG | 1,186,011 | $28.2M | 0.01% | +310,286+35.4% | Added |
| Callodine Capital Management, LP | 1,064,824 | $25.4M | 2.63% | −2520.0% | Reduced |
| LSV Asset Management | 1,055,562 | $25.1M | 0.06% | −121,549−10.3% | Reduced |
| JPMorgan Chase & Co | 942,789 | $22.4M | 0.00% | +4,638+0.5% | Added |
| Raymond James Financial Inc | 828,529 | $19.7M | 0.01% | −2,732−0.3% | Reduced |
| Advisors Capital Management, LLC | 718,338 | $17.1M | 0.23% | +13,730+1.9% | Added |
| BlackRock, Inc. | 696,005 | $16.6M | 0.00% | +100,309+16.8% | Added |
| Two Sigma Advisers, LP | 678,886 | $16.2M | 0.03% | −56,000−7.6% | Reduced |
| Stifel Financial Corp | 663,112 | $15.8M | 0.02% | −27,786−4.0% | Reduced |
| SCS Capital Management LLC | 622,522 | $14.8M | 0.16% | +17,290+2.9% | Added |
| Legal & General Group Plc | 622,774 | $14.8M | 0.00% | +899+0.1% | Added |
| Melia Wealth LLC | 614,916 | $14.6M | 7.01% | +21,167+3.6% | Added |
| LPL Financial LLC | 609,227 | $14.5M | 0.00% | +5,683+0.9% | Added |
| Muzinich & Co., Inc. | 608,616 | $14.5M | 6.62% | +158,474+35.2% | Added |
| Neuberger Berman Group LLC | 595,029 | $14.2M | 0.01% | −9,691−1.6% | Reduced |
| Bank of America Corp | 575,432 | $13.7M | 0.00% | −53,489−8.5% | Reduced |
| Envestnet Asset Management Inc | 538,400 | $12.8M | 0.00% | +43,701+8.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 527,107 | $12.6M | 0.01% | +91,500+21.0% | Added |
| Two Sigma Investments, LP | 512,747 | $12.2M | 0.02% | +76,790+17.6% | Added |
| Cetera Investment Advisers | 494,410 | $11.8M | 0.02% | +45,512+10.1% | Added |
| Franklin Resources Inc | 485,418 | $11.6M | 0.00% | +44,015+10.0% | Added |
| Gilman Hill Asset Management, LLC | 465,241 | $11.1M | 1.81% | +18,265+4.1% | Added |
| Columbus Macro, LLC | 437,561 | $10.4M | 1.28% | +48,289+12.4% | Added |
| We Are One Seven, LLC | 427,840 | $10.2M | 0.33% | +12,650+3.0% | Added |
| Cerity Partners LLC | 422,634 | $10.1M | 0.02% | −21,390−4.8% | Reduced |
| 1832 Asset Management L.P. | 395,347 | $9.41M | 0.02% | +45,347+13.0% | Added |
| Goldman Sachs Group Inc | 347,494 | $8.27M | 0.00% | +267,894+336.6% | Added |
| LGT Capital Partners Ltd. | 336,500 | $8.01M | 0.35% | −58,500−14.8% | Reduced |
| Bank of Montreal | 324,196 | $7.72M | 0.00% | +324,196 | New |
| Cresset Asset Management, LLC | 302,112 | $7.19M | 0.04% | −2,094−0.7% | Reduced |
| Confluence Investment Management LLC | 288,066 | $6.86M | 0.10% | +36,650+14.6% | Added |
| Round Rock Advisors, LLC | 281,184 | $6.69M | 1.15% | +6,701+2.4% | Added |
| Janney Montgomery Scott LLC | 264,827 | $6.31M | 0.02% | −12,018−4.3% | Reduced |
| Manufacturers Life Insurance Company, The | 230,586 | $5.49M | 0.00% | −2,037−0.9% | Reduced |
| Ameriprise Financial Inc | 215,650 | $5.18M | 0.00% | +13,319+6.6% | Added |
| First National Trust Co | 214,770 | $5.11M | 0.19% | 00.0% | Unchanged |
| Benjamin Edwards Inc | 211,976 | $5.05M | 0.06% | +6,964+3.4% | Added |
| Rockefeller Capital Management L.P. | 207,112 | $4.93M | 0.01% | +14,104+7.3% | Added |
| Advisors Asset Management, Inc. | 206,077 | $4.91M | 0.09% | +28,787+16.2% | Added |
| Denali Advisors LLC | 198,685 | $4.73M | 0.49% | −4,753−2.3% | Reduced |
| Truvestments Capital LLC | 193,963 | $4.62M | 0.92% | −1,385−0.7% | Reduced |
| RMR Capital Management, LLC | 190,495 | $4.54M | 3.24% | −52,736−21.7% | Reduced |
| HRT Financial LP | 190,316 | $4.53M | 0.02% | +123,682+185.6% | Added |
| Alyeska Investment Group, L.P. | 189,491 | $4.51M | 0.02% | +189,491 | New |
| Parkwood LLC | 184,819 | $4.40M | 0.40% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 179,702 | $4.28M | 0.03% | +6,176+3.6% | Added |
| Omers Administration Corp | 178,214 | $4.24M | 0.03% | +178,214 | New |
| Trexquant Investment LP | 168,058 | $4.00M | 0.05% | +17,428+11.6% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 150,543 | $3.58M | 0.01% | +70.0% | Added |
| Texas Capital Bank Wealth Management Services Inc | 148,017 | $3.52M | 0.33% | +8,212+5.9% | Added |
| Wambolt & Associates, LLC | 146,586 | $3.49M | 1.17% | −13,929−8.7% | Reduced |
| Argent Trust Co | 144,734 | $3.45M | 0.13% | +38,390+36.1% | Added |
| Commonwealth Equity Services, LLC | 142,414 | $3.39M | 0.00% | +15,265+12.0% | Added |
| Royal Bank of Canada | 141,477 | $3.37M | 0.00% | +17,236+13.9% | Added |
| Naviter Wealth, LLC | 137,708 | $3.28M | 0.40% | +22,001+19.0% | Added |
| Clayton Partners LLC | 137,140 | $3.27M | 2.74% | −14,591−9.6% | Reduced |
| Great West Life Assurance Co | 136,054 | $3.25M | 0.01% | +3,440+2.6% | Added |
| Wealthstar Advisors, LLC | 129,482 | $3.08M | 1.16% | −516−0.4% | Reduced |
| Standard Life Aberdeen plc | 123,237 | $2.94M | 0.00% | −7,443−5.7% | Reduced |
| IHT Wealth Management, LLC | 105,149 | $2.50M | 0.07% | +6,549+6.6% | Added |
| Waterloo Capital, L.P. | 103,773 | $2.47M | 0.20% | +7,362+7.6% | Added |
| Prelude Capital Management, LLC | 98,843 | $2.35M | 0.23% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 93,065 | $2.22M | 0.00% | +13,164+16.5% | Added |
| State Street Corp | 89,663 | $2.13M | 0.00% | +64,601+257.8% | Added |
| Northern Trust Corp | 84,292 | $2.01M | 0.00% | +28,972+52.4% | Added |
| HB Wealth Management, LLC | 76,206 | $1.81M | 0.01% | −3,396−4.3% | Reduced |
| Marshall Wace, LLP | 75,811 | $1.81M | 0.00% | +49,362+186.6% | Added |
| Ignite Planners, LLC | 71,358 | $1.77M | 0.31% | +25,009+54.0% | Added |
| Citadel Advisors LLC | 74,279 | $1.77M | 0.00% | +47,389+176.2% | Added |
| IFP Advisors, Inc | 70,817 | $1.69M | 0.05% | −52,235−42.4% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 67,700 | $1.61M | 0.00% | −5,113−7.0% | Reduced |
| CWM, LLC | 64,376 | $1.53M | 0.01% | +63,567+7,857.5% | Added |
| Hennion & Walsh Asset Management, Inc. | 63,911 | $1.52M | 0.06% | −40,102−38.6% | Reduced |
| Dearborn Partners LLC | 63,576 | $1.51M | 0.07% | +171+0.3% | Added |
| Park Circle Co | 62,000 | $1.48M | 1.27% | 00.0% | Unchanged |
| Legacy Capital Wealth Partners, LLC | 61,987 | $1.48M | 0.34% | −1,984−3.1% | Reduced |
| Quantinno Capital Management LP | 58,035 | $1.38M | 0.01% | +58,035 | New |
| Independent Financial Group, LLC | 57,895 | $1.38M | 0.04% | +474+0.8% | Added |
| CI Private Wealth, LLC | 56,581 | $1.35M | 0.00% | +16,414+40.9% | Added |
| Toroso Investments, LLC | 53,219 | $1.27M | 0.01% | +1,168+2.2% | Added |
| Lido Advisors, LLC | 52,996 | $1.26M | 0.01% | −16,050−23.2% | Reduced |
| Jane Street Group, LLC | 52,974 | $1.26M | 0.00% | +52,974 | New |
| XTX Topco Ltd | 51,926 | $1.24M | 0.05% | +51,926 | New |
| Plan Group Financial, LLC | 51,428 | $1.22M | 0.40% | +12,505+32.1% | Added |
| Qube Research & Technologies Ltd | 50,774 | $1.21M | 0.00% | −168,294−76.8% | Reduced |
| Beacon Pointe Advisors, LLC | 49,612 | $1.18M | 0.01% | +18,309+58.5% | Added |
| Riverbridge Partners LLC | 48,835 | $1.16M | 0.02% | +1,592+3.4% | Added |
| Pallas Capital Advisors LLC | 48,778 | $1.16M | 0.04% | −5,205−9.6% | Reduced |
| HighTower Advisors, LLC | 47,667 | $1.13M | 0.00% | +4,216+9.7% | Added |
| Canton Hathaway, LLC | 47,430 | $1.13M | 0.23% | −800−1.7% | Reduced |