Sixth Street Specialty Lending, Inc.

TSLX

Exchange: NYSE
SEC CIK: 0001508655

SEC filings (opens in a new tab)

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.

Q2 2024 vs. Q1 2024

How the institutions holding Sixth Street Specialty Lending, Inc. changed between Q1 2024 and Q2 2024.

All holders in Q2 2024 All holders in Q1 2024

13F holders of TSLX: Q1 2024 compared with Q2 2024
Measure	Q1 2024	Of which not filed for Q2 2024	Q2 2024	Change
Holders	220	3	224	+7
Shares	43.7M	227.0K	45.1M	+1.62M (+3.7%)
Value	$936.0M	$4.86M	$962.2M	+$31.1M (+3.3%)

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (27)

Institutions that held Sixth Street Specialty Lending, Inc. at the end of Q2 2024 but not at the end of Q1 2024.

Institutions new to TSLX in Q2 2024
Institution	Shares	Value	% of portfolio
TrueMark Investments, LLC	205,040	$4.38M	1.50%
UBS Asset Management Americas Inc	185,868	$3.97M	0.00%
Legacy Capital Wealth Partners, LLC	72,849	$1.56M	0.40%
Tudor Investment Corp Et Al	51,315	$1.10M	0.01%
First National Trust Co	47,574	$1.02M	0.04%
Platform Technology Partners	28,093	$599.8K	0.21%
Connor, Clark & Lunn Investment Management Ltd.	24,835	$530.2K	0.00%
Sanctuary Advisors, LLC	22,727	$492.7K	0.00%
Engineers Gate Manager LP	18,844	$402.3K	0.01%
Clearstead Advisors, LLC	18,000	$384.3K	0.01%
Grimes & Company, Inc.	15,809	$337.5K	0.01%
Aquatic Capital Management LLC	15,600	$333.1K	0.01%
Marble Harbor Investment Counsel, LLC	15,400	$328.8K	0.04%
Mirae Asset Global Investments Co., Ltd.	15,216	$324.9K	0.00%
Brevan Howard Capital Management LP	15,089	$322.1K	0.02%
Caption Management, LLC	5,947	$127.0K	0.01%
Atlas Capital Advisors LLC	5,115	$109.2K	0.01%
Ridgewood Investments LLC	3,588	$76.6K	0.04%
Arlington Trust Co LLC	3,500	$74.7K	0.02%
nVerses Capital, LLC	3,300	$70.5K	0.04%
Catalyst Funds Management Pty Ltd	3,100	$66.2K	0.02%
HBC Financial Services, PLLC	2,500	$52.0K	0.03%
Coppell Advisory Solutions LLC	1,726	$36.9K	0.01%
Asset Dedication, LLC	770	$16.4K	0.00%
CoreCap Advisors, LLC	700	$14.9K	0.00%
Northwestern Mutual Wealth Management Co	655	$14.0K	0.00%
FMR LLC	2	$43	0.00%

Sold out (20)

Institutions that held Sixth Street Specialty Lending, Inc. at the end of Q1 2024 and filed for Q2 2024 without it.

Institutions that sold out of TSLX in Q2 2024
Institution	Shares, Q1 2024	Value, Q1 2024
Soros Fund Management LLCSuperinvestorSoros Fund Management	370,000	$7.93M
Significant Wealth Partners LLC	202,899	$4.35M
Wealthstar Advisors, LLC	130,562	$2.80M
Evoke Wealth, LLC	70,173	$1.50M
Bank of Montreal	36,984	$795.5K
Beacon Pointe Advisors, LLC	26,973	$578.0K
MQS Management LLC	26,561	$569.2K
Alpha DNA Investment Management LLC	25,944	$556.0K
SG Americas Securities, LLC	25,751	$552.0K
Y-Intercept (Hong Kong) Ltd	15,969	$342.2K
Susquehanna International Group, LLP	15,674	$335.9K
Squarepoint Ops LLC	11,833	$253.6K
Verition Fund Management LLC	11,636	$249.4K
Precision Wealth Strategies, LLC	10,030	$214.9K
Future Financial Wealth Managment LLC	4,200	$90.0K
EntryPoint Capital, LLC	1,641	$35.2K
First Manhattan Co	335	$7.18K
Cape Investment Advisory, Inc.	294	$6.30K
Principal Securities, Inc.	60	$1.29K
Crewe Advisors LLC	49	$1.05K

Not filed for Q2 2024 yet (3)

Institutions that held Sixth Street Specialty Lending, Inc. at the end of Q1 2024 and haven't filed a 13F for Q2 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding TSLX in Q1 2024 that haven't filed for Q2 2024
Institution	Shares, Q1 2024	Value, Q1 2024
Credit Suisse AG	185,868	$3.98M
Wilbanks Smith & Thomas Asset Management LLC	23,737	$508.7K
Steward Partners Investment Solutions, LLC	17,348	$371.8K