TSLX · Sixth Street Specialty Lending, Inc. · Shareholders & Ownership

$16.83 +0.02 (+0.12%) At close · Oct 20

Market Cap

$1.62B

95.34M

Volume · Oct 20 341.45K Avg daily vol (3M) 466.5K

Every disclosed holder of TSLX in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

How the holder list picks a filing →

Who Owns TSLX

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

Holder group	Holders	Shares	% Out	Summed
Institutional (13F)	241	52,071,304	54.61%	Yes
Insiders (Forms 3, 4, 5)	9	740,215	0.78%	Yes
13D/G-only blocks	0	0	0.00%	Yes
Remaining	—	42,531,620	44.61%	Rest
Registered funds (N-PORT, not summed)	18	3,245,531	3.40%	No

Shares outstanding: 95,343,139, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of TSLX

One row per holder Every filing By ultimate parent

All 13F Funds Insiders 13D/G Non-US

#	Holder	Shares	% Out	Change	As of	Notes
1	STRS OHIO 13F CIK 820478 · Pension or benefit plan · Jun 30, 2026 carried, not yet filed for the newest quarter	6,029,281	6.32%	+1,681,571	Jun 30, 2026	carried, not yet filed for the newest quarter
2	Sixth Street Partners Management Company, L.P. 13F CIK 1812095 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	2,714,226	2.85%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
3	Sound Income Strategies, LLC 13F CIK 1730960 · Registered investment adviser · Sep 30, 2026	2,500,571	2.62%	-205,719	Sep 30, 2026
4	Progeny 3, Inc. 13F CIK 1536006 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	2,476,398	2.60%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
5	UBS Group AG 13F CIK 1610520 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	2,373,275	2.49%	+515,008	Jun 30, 2026	carried, not yet filed for the newest quarter
6	VAN ECK ASSOCIATES CORP 13F CIK 869178 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	2,366,266	2.48%	+519,456	Jun 30, 2026	carried, not yet filed for the newest quarter
7	OMERS ADMINISTRATION Corp 13F CIK 1053321 · Pension or benefit plan · Jun 30, 2026 carried, not yet filed for the newest quarter	2,012,327	2.11%	+50,514	Jun 30, 2026	carried, not yet filed for the newest quarter
8	VanEck BDC Income ETF Fund S000033466 · Registered fund · Jun 30, 2026 VanEck ETF Trust, not summed	1,921,608	2.02%	+529,247	Jun 30, 2026	VanEck ETF Trust, not summed
9	ARES MANAGEMENT LLC 13F CIK 1259313 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,404,779	1.47%	+50,000	Jun 30, 2026	carried, not yet filed for the newest quarter
10	Allen Investment Management, LLC 13F CIK 1326234 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,368,939	1.44%	-27,022	Jun 30, 2026	carried, not yet filed for the newest quarter
11	WELLS FARGO & COMPANY/MN 13F CIK 72971 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	1,316,091	1.38%	-22,532	Jun 30, 2026	carried, not yet filed for the newest quarter
12	Cerity Partners LLC 13F CIK 1566475 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,207,716	1.27%	+71,720	Jun 30, 2026	carried, not yet filed for the newest quarter
13	Callodine Capital Management, LP 13F CIK 1741675 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,176,080	1.23%	+46,560	Jun 30, 2026	carried, not yet filed for the newest quarter
14	Muzinich & Co., Inc. 13F CIK 1618824 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,075,226	1.13%	+28,230	Jun 30, 2026	carried, not yet filed for the newest quarter
15	MORGAN STANLEY 13F CIK 895421 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	1,069,572	1.12%	-258,043	Jun 30, 2026	carried, not yet filed for the newest quarter
16	RIVERNORTH CAPITAL MANAGEMENT, LLC 13F CIK 1447578 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	969,599	1.02%	+678,646	Jun 30, 2026	carried, not yet filed for the newest quarter
17	Advisors Capital Management, LLC 13F CIK 1345576 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	864,107	0.91%	+78,622	Jun 30, 2026	carried, not yet filed for the newest quarter
18	TECTONIC ADVISORS LLC 13F CIK 1859918 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	845,203	0.89%	+117,104	Jun 30, 2026	carried, not yet filed for the newest quarter
19	Sumitomo Mitsui Trust Group, Inc. 13F CIK 1475365 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	792,452	0.83%	+22,279	Jun 30, 2026	carried, not yet filed for the newest quarter
20	LSV ASSET MANAGEMENT 13F CIK 1050470 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	789,100	0.83%	-12	Jun 30, 2026	carried, not yet filed for the newest quarter
20.1	LSV Small Cap Value Fund Fund S000039922 · Registered fund · Jul 31, 2026 ADVISORS' INNER CIRCLE FUND, not summed	50,200	0.05%	0	Jul 31, 2026	ADVISORS' INNER CIRCLE FUND, not summed
21	Legal & General Group Plc 13F CIK 764068 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	787,794	0.83%	+55,146	Jun 30, 2026	carried, not yet filed for the newest quarter
22	BANK OF AMERICA CORP /DE/ 13F CIK 70858 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	764,474	0.80%	+28,748	Jun 30, 2026	carried, not yet filed for the newest quarter
23	RAYMOND JAMES FINANCIAL INC 13F CIK 720005 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	736,813	0.77%	-181,763	Jun 30, 2026	carried, not yet filed for the newest quarter
24	FRANKLIN RESOURCES INC 13F CIK 38777 · Investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	719,709	0.75%	+109,702	Jun 30, 2026	carried, not yet filed for the newest quarter
24.1	Putnam BDC Income ETF Fund S000077137 · Registered fund · Jul 31, 2026 Putnam ETF Trust, not summed	710,232	0.74%	+50,454	Jul 31, 2026	Putnam ETF Trust, not summed
25	SCS Capital Management LLC 13F CIK 1303159 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	692,199	0.73%	+25,822	Jun 30, 2026	carried, not yet filed for the newest quarter
26	Pathstone Holdings, LLC 13F CIK 2011612 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	672,162	0.71%	+229,262	Jun 30, 2026	carried, not yet filed for the newest quarter
27	LPL Financial LLC 13F CIK 1403438 · Broker-dealer · Jun 30, 2026 carried, not yet filed for the newest quarter	651,650	0.68%	-21,088	Jun 30, 2026	carried, not yet filed for the newest quarter
28	GOLDMAN SACHS GROUP INC 13F CIK 886982 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	624,772	0.66%	-14,987	Jun 30, 2026	carried, not yet filed for the newest quarter
29	Waxman Alan Insider CIK 1515132 · Mar 10, 2026 Vice President, issuer-wide	545,000	0.57%	—	Mar 10, 2026	Vice President, issuer-wide
30	JPMORGAN CHASE & CO 13F CIK 19617 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	507,514	0.53%	-133,931	Jun 30, 2026	carried, not yet filed for the newest quarter
31	Gilman Hill Asset Management, LLC 13F CIK 1551969 · Registered investment adviser · Sep 30, 2026	504,519	0.53%	+3,917	Sep 30, 2026
32	Cresset Asset Management, LLC 13F CIK 1761013 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	501,191	0.53%	+33,721	Jun 30, 2026	carried, not yet filed for the newest quarter
33	NEUBERGER BERMAN GROUP LLC 13F CIK 1465109 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	496,166	0.52%	-25,654	Jun 30, 2026	carried, not yet filed for the newest quarter
34	Melia Wealth LLC 13F CIK 1964047 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	486,337	0.51%	-124,708	Jun 30, 2026	carried, not yet filed for the newest quarter
35	BlackRock, Inc. 13F CIK 2012383 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	435,903	0.46%	-25,910	Jun 30, 2026	carried, not yet filed for the newest quarter
36	National Philanthropic Trust 13F CIK 1785342 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	351,000	0.37%	+135,000	Jun 30, 2026	carried, not yet filed for the newest quarter
37	MGO ONE SEVEN LLC 13F CIK 1731444 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	343,844	0.36%	-14,550	Jun 30, 2026	carried, not yet filed for the newest quarter
38	IFP Advisors, Inc 13F CIK 1641866 · Registered investment adviser · Sep 30, 2026	320,671	0.34%	+15,067	Sep 30, 2026
39	Altshuler Shaham Ltd 13F CIK 1324290 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	301,460	0.32%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
40	RMR Capital Management, LLC 13F CIK 2032709 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	283,579	0.30%	+30,771	Jun 30, 2026	carried, not yet filed for the newest quarter
41	Janney Montgomery Scott LLC 13F CIK 1329948 · Investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	269,078	0.28%	+62,527	Jun 30, 2026	carried, not yet filed for the newest quarter
42	Qube Research & Technologies Ltd 13F CIK 1729829 · Exempt reporting adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	224,404	0.24%	-387,401	Jun 30, 2026	carried, not yet filed for the newest quarter
43	CONFLUENCE INVESTMENT MANAGEMENT LLC 13F CIK 1442056 · Registered investment adviser · Sep 30, 2026	216,194	0.23%	+4,240	Sep 30, 2026
44	Advisors Asset Management, Inc. 13F CIK 1297376 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	210,833	0.22%	-9,359	Jun 30, 2026	carried, not yet filed for the newest quarter
45	D.A. DAVIDSON & CO. 13F CIK 1080107 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	210,672	0.22%	+10,078	Jun 30, 2026	carried, not yet filed for the newest quarter
46	STIFEL FINANCIAL CORP 13F CIK 720672 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	207,043	0.22%	-543,711	Jun 30, 2026	carried, not yet filed for the newest quarter
47	Lighthouse Investment Partners, LLC 13F CIK 1600344 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	203,539	0.21%	+203,539	Jun 30, 2026	carried, not yet filed for the newest quarter
48	Truvestments Capital LLC 13F CIK 1750405 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	185,157	0.19%	+2,568	Jun 30, 2026	carried, not yet filed for the newest quarter
49	Parkwood LLC 13F CIK 1597823 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	184,819	0.19%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
50	CANADA LIFE ASSURANCE Co 13F CIK 1046192 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	175,800	0.18%	+27,488	Jun 30, 2026	carried, not yet filed for the newest quarter

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 260 holders

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Key facts CIK 1508655 CUSIP 83012A109 13F (30d) 34 filings 34 filers Visit website Investor relations