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 |
|---|---|---|---|---|---|
| Columbus Macro, LLC | 389,272 | $8.71M | 1.15% | +29,219+8.1% | Added |
| LGT Capital Partners Ltd. | 395,000 | $8.84M | 0.39% | −260,000−39.7% | Reduced |
| We Are One Seven, LLC | 415,190 | $9.29M | 0.36% | +20,796+5.3% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 435,607 | $9.75M | 0.01% | +57,962+15.3% | Added |
| Two Sigma Investments, LP | 435,957 | $9.76M | 0.02% | −24,733−5.4% | Reduced |
| Franklin Resources Inc | 441,403 | $9.88M | 0.00% | +99,926+29.3% | Added |
| Cerity Partners LLC | 444,024 | $9.94M | 0.02% | −20,552−4.4% | Reduced |
| Gilman Hill Asset Management, LLC | 446,976 | $10.0M | 1.74% | +354,320+382.4% | Added |
| Cetera Investment Advisers | 448,898 | $10.0M | 0.02% | +33,818+8.1% | Added |
| Muzinich & Co., Inc. | 450,142 | $10.1M | 6.16% | +57,724+14.7% | Added |
| Envestnet Asset Management Inc | 494,699 | $11.1M | 0.00% | −15,544−3.0% | Reduced |
| Melia Wealth LLC | 593,749 | $13.3M | 6.85% | +10,272+1.8% | Added |
| BlackRock, Inc. | 595,696 | $13.3M | 0.00% | +428,193+255.6% | Added |
| LPL Financial LLC | 603,544 | $13.5M | 0.01% | +29,685+5.2% | Added |
| Neuberger Berman Group LLC | 604,720 | $13.5M | 0.01% | +30,907+5.4% | Added |
| SCS Capital Management LLC | 605,232 | $13.5M | 0.17% | +605,232 | New |
| Legal & General Group Plc | 621,875 | $13.9M | 0.00% | +6,102+1.0% | Added |
| Bank of America Corp | 628,921 | $14.1M | 0.00% | −10,796−1.7% | Reduced |
| Stifel Financial Corp | 690,898 | $15.5M | 0.02% | +52,105+8.2% | Added |
| Advisors Capital Management, LLC | 704,608 | $15.8M | 0.24% | +9,992+1.4% | Added |
| Two Sigma Advisers, LP | 734,886 | $16.4M | 0.04% | −19,700−2.6% | Reduced |
| Raymond James Financial Inc | 831,261 | $18.6M | 0.01% | +10,221+1.2% | Added |
| UBS Group AG | 875,725 | $19.6M | 0.00% | +436,967+99.6% | Added |
| JPMorgan Chase & Co | 938,151 | $21.0M | 0.00% | −185,372−16.5% | Reduced |
| Callodine Capital Management, LP | 1,065,076 | $23.8M | 3.97% | −9,924−0.9% | Reduced |
| LSV Asset Management | 1,177,111 | $26.3M | 0.06% | +44,449+3.9% | Added |
| Wells Fargo & Company | 1,204,073 | $26.9M | 0.01% | +20,932+1.8% | Added |
| Ares Management LLC | 1,372,689 | $30.7M | 1.88% | −183,062−11.8% | Reduced |
| Allen Investment Management LLC | 1,434,920 | $32.1M | 0.37% | +281,339+24.4% | Added |
| Morgan Stanley | 1,869,839 | $41.8M | 0.00% | +31,969+1.7% | Added |
| Van Eck Associates Corp | 2,227,933 | $49.9M | 0.06% | −165,136−6.9% | Reduced |
| Burgundy Asset Management Ltd. | 2,347,046 | $52.5M | 0.54% | +154,560+7.0% | Added |
| Sound Income Strategies, LLC | 2,361,139 | $52.8M | 3.12% | +55,767+2.4% | Added |
| Progeny 3, Inc. | 2,452,947 | $54.9M | 3.78% | +62,267+2.6% | Added |
| Sixth Street Partners Management Company, L.P. | 2,714,226 | $60.7M | 7.96% | 00.0% | Unchanged |
| STRS Ohio | 3,561,122 | $79.7M | 0.33% | +86,623+2.5% | Added |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −39,563−100.0% | Sold out |
| Stratos Wealth Advisors, LLC | 0 | $0 | 0.00% | −25,567−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −25,218−100.0% | Sold out |
| Grimes & Company, Inc. | 0 | $0 | 0.00% | −23,394−100.0% | Sold out |
| Country Club Bank | 0 | $0 | 0.00% | −22,851−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −18,394−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −17,632−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −15,680−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −12,356−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −11,033−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −10,693−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −1,726−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −1,521−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −642−100.0% | Sold out |
| Synergy Financial Management, LLC | 0 | $0 | 0.00% | −594−100.0% | Sold out |
| Transce3nd, LLC | 0 | $0 | 0.00% | −485−100.0% | Sold out |
| Caitlin John, LLC | 0 | $0 | 0.00% | −178−100.0% | Sold out |
| Birchbrook, Inc. | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| Riggs Asset Managment Co. Inc. | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| HBC Financial Services, PLLC | – | – | – | – | Not filed |