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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, Q3 2021

Institutional positions in Sixth Street Specialty Lending, Inc. as of Sep 30, 2021. 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
159
+1 vs. Q2 2021
Shares held
36.2M
+165.4K (+0.5%) vs. Q2 2021
Total value
$813.5M
+$5.24M (+0.6%) vs. Q2 2021
New holders
15
66 more added
Sold out
14
45 more reduced

Compare with Q2 2021: 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.

Institutional holdersQ3 2021: 159 institutions
Q1 2021: 159 institutionsQ2 2021: 158 institutionsQ3 2021: 159 institutionsQ4 2021: 168 institutionsQ1 2022: 171 institutionsQ2 2022: 180 institutionsQ3 2022: 175 institutionsQ4 2022: 196 institutionsQ1 2023: 195 institutionsQ2 2023: 202 institutionsQ3 2023: 205 institutionsQ4 2023: 223 institutionsQ1 2024: 220 institutionsQ2 2024: 224 institutionsQ3 2024: 202 institutionsQ4 2024: 223 institutionsQ1 2025: 236 institutionsQ2 2025: 245 institutionsQ3 2025: 247 institutionsQ4 2025: 258 institutionsQ1 2026: 260 institutionsQ2 2026: 242 institutions
Value heldQ3 2021: $813.5M
Q1 2021: $758.6MQ2 2021: $808.3MQ3 2021: $813.5MQ4 2021: $855.4MQ1 2022: $825.9MQ2 2022: $655.5MQ3 2022: $601.1MQ4 2022: $643.2MQ1 2023: $621.2MQ2 2023: $705.0MQ3 2023: $806.6MQ4 2023: $889.5MQ1 2024: $936.0MQ2 2024: $962.2MQ3 2024: $904.9MQ4 2024: $963.5MQ1 2025: $1.07BQ2 2025: $1.16BQ3 2025: $1.11BQ4 2025: $1.09BQ1 2026: $955.4MQ2 2026: $896.5M
Institutions holding TSLX and their total value by quarter
QuarterHoldersValue
Q2 2026242$896.5M
Q1 2026260$955.4M
Q4 2025258$1.09B
Q3 2025247$1.11B
Q2 2025245$1.16B
Q1 2025236$1.07B
Q4 2024223$963.5M
Q3 2024202$904.9M
Q2 2024224$962.2M
Q1 2024220$936.0M
Q4 2023223$889.5M
Q3 2023205$806.6M
Q2 2023202$705.0M
Q1 2023195$621.2M
Q4 2022196$643.2M
Q3 2022175$601.1M
Q2 2022180$655.5M
Q1 2022171$825.9M
Q4 2021168$855.4M
Q3 2021159$813.5M
Q2 2021158$808.3M
Q1 2021159$758.6M

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding Sixth Street Specialty Lending, Inc.; share changes are against Q2 2021.

Institutions holding TSLX in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Focused Wealth Management, Inc11$00.00%+11New
Benjamin F. Edwards & Company, Inc.34$1.00K0.00%00.0%Unchanged
Parallel Advisors, LLC58$1.00K0.00%+22+61.1%Added
Harbor Investment Advisory, LLC200$4.00K0.00%00.0%Unchanged
Patriot Financial Group Insurance Agency, LLC255$6.00K0.00%+255New
Tucker Asset Management LLC320$7.63K0.00%00.0%Unchanged
Perkins Coie Trust Co348$8.00K0.00%−252−42.0%Reduced
Quadrant Capital Group LLC366$8.00K0.00%+125+51.9%Added
Blume Capital Management, Inc.450$10.0K0.00%00.0%Unchanged
Graves-Light Private Wealth Management, Inc.682$15.0K0.00%00.0%Unchanged
O'Dell Group, LLC800$18.0K0.01%+800New
Plante Moran Financial Advisors, LLC850$19.0K0.00%+850New
AllSquare Wealth Management LLC900$20.0K0.01%+400+80.0%Added
Lindbrook Capital, LLC1,093$24.0K0.01%+93+9.3%Added
Signaturefd, LLC1,125$25.0K0.00%+620+122.8%Added
Harbour Investments, Inc.1,400$31.0K0.00%+5+0.4%Added
American Portfolios Advisors1,450$32.2K0.00%00.0%Unchanged
Carolinas Wealth Consulting LLC1,552$34.0K0.01%+1,552New
Spire Wealth Management2,310$51.0K0.00%00.0%Unchanged
NEXT Financial Group, Inc2,401$53.0K0.00%−93−3.7%Reduced
FNY Investment Advisers, LLC2,500$55.0K0.03%−1,500−37.5%Reduced
Tradition Wealth Management, LLC2,573$57.0K0.01%+35+1.4%Added
Group One Trading, L.P.3,367$75.0K0.00%+443+15.2%Added
Total Clarity Wealth Management, Inc.4,231$94.0K0.04%+4,231New
Atlas Capital Advisors LLC5,115$113.6K0.02%00.0%Unchanged
Whittier Trust Co7,230$161.0K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC8,194$182.0K0.00%−67−0.8%Reduced
Geneos Wealth Management Inc.8,835$198.0K0.01%+410+4.9%Added
Advisory Services Network, LLC9,274$206.0K0.01%−17,737−65.7%Reduced
The PNC Financial Services Group, Inc.9,310$207.0K0.00%00.0%Unchanged
Park Circle Co10,000$222.0K0.18%00.0%Unchanged
Victory Capital Management Inc10,161$226.0K0.00%−595−5.5%Reduced
Kestra Advisory Services, LLC10,174$226.0K0.00%+20.0%Added
Whalerock Point Partners, LLC10,375$230.0K0.09%00.0%Unchanged
Stableford Capital II LLC10,503$244.0K0.12%+375+3.7%Added
Cubist Systematic Strategies, LLC11,149$248.0K0.00%+11,149New
Zeke Capital Advisors, LLC11,197$249.0K0.01%00.0%Unchanged
Deutsche Bank AG11,759$261.0K0.00%+11,751+146,887.5%Added
Mirae Asset Global Investments Co., Ltd.11,969$266.0K0.00%−6,982−36.8%Reduced
Tower Research Capital LLC (TRC)12,263$273.0K0.01%+6,950+130.8%Added
Security National Bank12,639$281.0K0.07%00.0%Unchanged
Empowered Funds, LLC12,872$286.0K0.04%−10,189−44.2%Reduced
Eagle Global Advisors LLC13,680$304.0K0.02%−24,180−63.9%Reduced
Boston Private Wealth LLC13,675$304.0K0.00%+1,279+10.3%Added
Toroso Investments, LLC13,847$308.0K0.01%+13,847New
Shelton Capital Management13,900$309.0K0.01%00.0%Unchanged
IFG Advisory, LLC14,839$329.0K0.04%+79+0.5%Added
Raymond James Financial Services Advisors, Inc.14,842$330.0K0.00%+875+6.3%Added
Ameriprise Financial Inc15,104$335.0K0.00%+1,328+9.6%Added
Independent Financial Group, LLC15,291$339.6K0.03%−4,500−22.7%Reduced
HighTower Advisors, LLC15,330$342.0K0.00%00.0%Unchanged
Inspirion Wealth Advisors, LLC15,426$343.0K0.08%00.0%Unchanged
Caz Investments LP16,000$355.0K0.46%00.0%Unchanged
First Republic Investment Management, Inc.16,068$357.0K0.00%+133+0.8%Added
Cetera Investment Advisers17,358$386.0K0.01%−203−1.2%Reduced
D.A. Davidson & Co.17,627$391.0K0.00%+17,627New
Circle Wealth Management, LLC18,816$418.0K0.06%+18,816New
Schonfeld Strategic Advisors LLC19,900$442.0K0.01%+19,900New
Merrion Investment Management Co, LLC20,000$444.0K0.34%00.0%Unchanged
Avantax Advisory Services, Inc.20,064$445.0K0.01%−6,841−25.4%Reduced
Centaurus Financial, Inc.20,113$447.0K0.04%+2,400+13.5%Added
Jag Capital Management, LLC20,536$456.0K0.04%−8,020−28.1%Reduced
Benjamin Edwards Inc20,993$466.0K0.28%−26−0.1%Reduced
Mercer Global Advisors Inc21,949$487.0K0.00%−3,606−14.1%Reduced
Rockland Trust Co22,955$510.0K0.04%+713+3.2%Added
Claybrook Capital, LLC23,660$525.0K0.27%+23,660New
First Manhattan Co24,360$541.0K0.00%00.0%Unchanged
Thrivent Financial for Lutherans25,627$569.0K0.00%+656+2.6%Added
Roosevelt Investment Group LLC25,653$570.0K0.04%00.0%Unchanged
Northeast Financial Consultants Inc26,000$577.0K0.04%00.0%Unchanged
Caxton Associates LP26,661$592.0K0.08%+14,034+111.1%Added
Rockefeller Capital Management L.P.29,194$648.0K0.00%−541−1.8%Reduced
Northern Trust Corp29,465$654.0K0.00%+1,206+4.3%Added
Bruderman Asset Management, LLC30,619$680.0K0.17%+446+1.5%Added
BlackRock Inc.31,807$706.0K0.00%+3,035+10.5%Added
Virtus ETF Advisers LLC32,823$729.0K0.32%−1,653−4.8%Reduced
AE Wealth Management LLC33,174$737.0K0.01%−1,362−3.9%Reduced
US Bancorp34,254$761.0K0.00%+28+0.1%Added
Cambridge Investment Research Advisors, Inc.35,943$798.0K0.00%+6,450+21.9%Added
Advisor Group Holdings, Inc.36,751$818.0K0.00%−2,940−7.4%Reduced
Sierra Capital LLC36,984$821.0K0.14%00.0%Unchanged
IHT Wealth Management, LLC37,263$828.0K0.07%+182+0.5%Added
Financial Advocates Investment Management38,055$845.0K0.06%+6,425+20.3%Added
Monument Capital Management38,828$862.0K0.29%+1,072+2.8%Added
Bramshill Investments, LLC39,555$879.0K0.07%+2,784+7.6%Added
James Investment Research Inc40,575$901.0K0.08%00.0%Unchanged
Truist Financial Corp41,358$919.0K0.00%+3,860+10.3%Added
Alberta Investment Management Corp41,700$926.0K0.01%00.0%Unchanged
Dearborn Partners LLC45,286$1.01M0.04%−140.0%Reduced
Kayne Anderson Capital Advisors LP46,522$1.03M0.03%00.0%Unchanged
Evoke Wealth, LLC47,226$1.07M0.04%+4,499+10.5%Added
Commonwealth Equity Services, LLC50,069$1.11M0.00%−901−1.8%Reduced
Acadian Asset Management LLC51,186$1.13M0.00%−171,403−77.0%Reduced
Envestnet Asset Management Inc50,974$1.13M0.00%−1,704−3.2%Reduced
SeaBridge Investment Advisors LLC51,528$1.14M0.38%+75+0.1%Added
Mackenzie Financial Corp53,986$1.20M0.00%+7,584+16.3%Added
Guggenheim Capital LLC54,641$1.21M0.01%−42,968−44.0%Reduced
FourThought Financial, LLC59,713$1.33M0.18%−4,902−7.6%Reduced
Standard Life Aberdeen plc68,035$1.52M0.00%−125,276−64.8%Reduced
Kingfisher Capital LLC74,007$1.64M0.43%+27,641+59.6%Added