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 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
- 52.2M
- +203.2K (+0.4%) vs. Q1 2026
- Total value
- $896.5M
- −$57.3M (−6.0%) vs. Q1 2026
- New holders
- 23
- 87 more added
- Sold out
- 38
- 81 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 | $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 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 |
|---|---|---|---|---|---|
| Huntington National Bank | 1 | $17 | 0.00% | −1,000−99.9% | Reduced |
| Danske Bank A/S | 1 | $17 | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 3 | $51 | 0.00% | −2−40.0% | Reduced |
| Smartleaf Asset Management LLC | 3 | $51 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 14 | $241 | 0.00% | −224−94.1% | Reduced |
| Caitong International Asset Management Co., Ltd | 15 | $258 | 0.00% | −1,856−99.2% | Reduced |
| Fifth Third Bancorp | 25 | $429 | 0.00% | −3,419−99.3% | Reduced |
| SJS Investment Consulting Inc. | 46 | $792 | 0.00% | +1+2.2% | Added |
| Hager Investment Management Services, LLC | 58 | $994 | 0.00% | +1+1.8% | Added |
| JFS Wealth Advisors, LLC | 69 | $1.19K | 0.00% | +69 | New |
| Brown Brothers Harriman & Co | 100 | $1.72K | 0.00% | 00.0% | Unchanged |
| Advantage Trust Co | 100 | $1.72K | 0.00% | 00.0% | Unchanged |
| Glen Eagle Advisors, LLC | 100 | $1.72K | 0.00% | 00.0% | Unchanged |
| Provenance Wealth Advisors, LLC | 100 | $1.72K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 100 | $2.00K | 0.00% | +100 | New |
| Hilton Head Capital Partners, LLC | 120 | $2.06K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 158 | $2.71K | 0.00% | 00.0% | Unchanged |
| Buck Wealth Strategies, LLC | 166 | $2.85K | 0.00% | +166 | New |
| Delta Asset Management LLC | 210 | $3.61K | 0.00% | −40−16.0% | Reduced |
| Harbor Investment Advisory, LLC | 241 | $4.13K | 0.00% | −1,497−86.1% | Reduced |
| Larson Financial Group LLC | 360 | $6.18K | 0.00% | +7+2.0% | Added |
| Rossby Financial, LCC | 397 | $6.82K | 0.00% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 400 | $6.87K | 0.00% | 00.0% | Unchanged |
| Blume Capital Management, Inc. | 450 | $7.73K | 0.00% | 00.0% | Unchanged |
| Action Point Financial Planning, LLC | 477 | $8.19K | 0.00% | +477 | New |
| Valley National Advisers Inc | 500 | $8.59K | 0.00% | 00.0% | Unchanged |
| Westside Investment Management, Inc. | 572 | $9.82K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 600 | $10.3K | 0.00% | −300−33.3% | Reduced |
| Private Trust Co NA | 600 | $10.3K | 0.00% | 00.0% | Unchanged |
| International Assets Investment Management, LLC | 644 | $11.2K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 652 | $11.2K | 0.00% | −2,864−81.5% | Reduced |
| Hilltop National Bank | 684 | $11.7K | 0.00% | 00.0% | Unchanged |
| BI Asset Management Fondsmaeglerselskab A/S | 728 | $12.0K | 0.00% | −1,274−63.6% | Reduced |
| Trust Co of Vermont | 900 | $15.5K | 0.00% | +900 | New |
| Community Bank, N.A. | 1,000 | $17.2K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 1,000 | $17.2K | 0.00% | 00.0% | Unchanged |
| First Community Trust NA | 1,040 | $17.9K | 0.01% | 00.0% | Unchanged |
| Triumph Capital Management | 1,110 | $19.1K | 0.00% | +1,010+1,010.0% | Added |
| Custom Index Systems, LLC | 1,488 | $25.5K | 0.01% | +1,488 | New |
| Geneos Wealth Management Inc. | 1,525 | $26.2K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 1,747 | $30.0K | 0.00% | −12,534−87.8% | Reduced |
| EverSource Wealth Advisors, LLC | 1,842 | $31.6K | 0.00% | −327−15.1% | Reduced |
| Group One Trading, L.P. | 2,019 | $34.7K | 0.00% | +2,000+10,526.3% | Added |
| MTM Investment Management, LLC | 2,040 | $35.0K | 0.01% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 2,140 | $36.1K | 0.00% | +156+7.9% | Added |
| Burk Holdings LLC | 2,952 | $50.7K | 0.02% | 00.0% | Unchanged |
| Key Capital Management, INC | 3,160 | $54.3K | 0.03% | −1,229−28.0% | Reduced |
| Harbour Investments, Inc. | 3,229 | $55.4K | 0.00% | +73+2.3% | Added |
| Federation des caisses Desjardins du Quebec | 4,000 | $68.7K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 4,529 | $77.0K | 0.00% | 00.0% | Unchanged |
| Frazier Financial Advisors, LLC | 4,814 | $82.7K | 0.04% | 00.0% | Unchanged |
| Vaughan Nelson Investment Management, L.P. | 5,350 | $91.9K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 5,568 | $95.6K | 0.00% | +60+1.1% | Added |
| North Star Investment Management Corp. | 6,017 | $103.3K | 0.01% | 00.0% | Unchanged |
| FMR LLC | 6,366 | $109.3K | 0.00% | +6,331+18,088.6% | Added |
| Simplex Trading, LLC | 6,853 | $117.7K | 0.00% | +263+4.0% | Added |
| Steward Partners Investment Advisory, LLC | 6,953 | $119.4K | 0.00% | −7,133−50.6% | Reduced |
| Global Retirement Partners, LLC | 8,068 | $138.5K | 0.00% | +8,068 | New |
| Register Financial Advisors LLC | 9,146 | $157.0K | 0.05% | +21+0.2% | Added |
| Caz Investments LP | 10,000 | $171.7K | 0.08% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 10,000 | $171.7K | 0.00% | +5,000+100.0% | Added |
| Susquehanna International Group, LLP | 10,262 | $176.2K | 0.00% | +10,262 | New |
| Miller Global Investments, LLC | 10,367 | $178.0K | 0.15% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 11,115 | $190.8K | 0.00% | −2,024−15.4% | Reduced |
| Oppenheimer & Co Inc | 11,238 | $193.0K | 0.00% | −1,137−9.2% | Reduced |
| Principle Wealth Partners LLC | 11,309 | $194.2K | 0.01% | 00.0% | Unchanged |
| Laird Norton Trust Company, LLC | 11,467 | $196.9K | 0.00% | 00.0% | Unchanged |
| Indivisible Partners | 11,535 | $198.1K | 0.01% | −1,667−12.6% | Reduced |
| Core Wealth Partners LLC | 11,668 | $200.3K | 0.09% | 00.0% | Unchanged |
| Sequoia Financial Advisors, LLC | 11,673 | $200.4K | 0.00% | +11,673 | New |
| Texas Yale Capital Corp. | 11,876 | $203.9K | 0.00% | −25,500−68.2% | Reduced |
| Commerce Advisors, LLC | 12,387 | $212.7K | 0.12% | +12,387 | New |
| MML Investors Services, LLC | 12,616 | $216.6K | 0.00% | +12,616 | New |
| Greenland Capital Management LP | 13,000 | $223.2K | 0.04% | +13,000 | New |
| Westmount Partners, LLC | 13,030 | $223.7K | 0.05% | 00.0% | Unchanged |
| GWM Advisors LLC | 13,142 | $225.6K | 0.00% | −2,189−14.3% | Reduced |
| Natixis | 13,158 | $225.9K | 0.00% | +534+4.2% | Added |
| Stratos Wealth Partners, LTD. | 13,165 | $226.0K | 0.00% | +3,073+30.4% | Added |
| HB Wealth Management, LLC | 13,421 | $230.5K | 0.00% | −21,095−61.1% | Reduced |
| Osbon Capital Management LLC | 13,489 | $231.6K | 0.18% | +10,749+392.3% | Added |
| Summit Financial, LLC | 13,763 | $236.3K | 0.00% | +52+0.4% | Added |
| Principal Street Partners, LLC | 13,945 | $239.4K | 0.04% | 00.0% | Unchanged |
| Triad Investment Management | 14,080 | $241.8K | 0.27% | −12,522−47.1% | Reduced |
| Mallini Complete Financial Planning LLC | 14,416 | $247.5K | 0.18% | −1,700−10.5% | Reduced |
| Pasadena Private Wealth, LLC | 14,789 | $253.9K | 0.03% | +500+3.5% | Added |
| Parallel Advisors, LLC | 14,836 | $254.7K | 0.00% | −972−6.1% | Reduced |
| Angeles Wealth Management, LLC | 15,000 | $257.6K | 0.01% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 15,297 | $264.0K | 0.00% | +690+4.7% | Added |
| Whalerock Point Partners, LLC | 15,507 | $266.3K | 0.05% | +9+0.1% | Added |
| Inspirion Wealth Advisors, LLC | 15,426 | $267.5K | 0.03% | 00.0% | Unchanged |
| Heritage Trust Co | 15,889 | $272.8K | 0.02% | 00.0% | Unchanged |
| Creative Planning | 15,916 | $273.3K | 0.00% | −23,776−59.9% | Reduced |
| Balyasny Asset Management LLC | 15,958 | $274.0K | 0.00% | +15,958 | New |
| Moneta Group Investment Advisors LLC | 16,088 | $276.2K | 0.00% | +16,088 | New |
| CAPROCK Group, Inc. | 16,384 | $281.3K | 0.01% | −44,200−73.0% | Reduced |
| Mariner, LLC | 16,405 | $281.7K | 0.00% | −10,576−39.2% | Reduced |
| DRW Securities, LLC | 16,459 | $282.6K | 0.02% | −12,575−43.3% | Reduced |
| Farther Finance Advisors, LLC | 16,702 | $286.8K | 0.00% | +13,033+355.2% | Added |
| Captrust Financial Advisors | 16,735 | $287.3K | 0.00% | −16,113−49.1% | Reduced |
| Sanctuary Advisors, LLC | 17,019 | $292.2K | 0.00% | −165−1.0% | Reduced |