TSLXSixth Street Specialty Lending, Inc.

$17.35-21% 1Y

Who owns TSLX

241 institutions reported holding TSLX for 2026Q2, together 56% of the company, fewer than the 260 a quarter earlier.

241

Institutions reporting a position · as of 2026Q2 · down from 260 the quarter before

Shares held by institutions
52.2M

Shares held by institutions · 56% of the company · long US equity positions only, as reported on Form 13F

Reported value
$907M

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
17%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
50
New positions
22
Positions exited
41
Added to
83
Reduced
78
Top 10 holdersof the company
26%
Shares sold shortsettled Sep 15, 2026
5.0M
Short interestof shares outstanding
5.3%
Days to coverat the average daily volume
13.7
Change in the short positionsince the Aug 31, 2026 count
−3.1%
Institutional ownership by quarter, 2014Q1 to 2026Q2
QuarterFilersSharesReported value
2026Q224152.2M$907M
2026Q126052.1M$955M
2025Q425850.3M$1.15B
2025Q324548.7M$1.18B
2025Q224448.9M$1.23B
2025Q123547.7M$1.07B
2024Q422245.2M$964M
2024Q320244.1M$905M
2024Q222345.0M$962M
2024Q121943.6M$935M
2023Q422141.1M$888M
2023Q320439.4M$806M
2023Q220237.7M$705M
2023Q119433.9M$621M
2022Q419436.2M$642M
2022Q317436.3M$594M
Largest reported holders, 2026Q2
HolderShares% of companyValue
STRS OHIO6.0M6.4%$104M
Sixth Street Partners Management Company, L.P.2.7M2.9%$47M
Sound Income Strategies, LLC2.7M2.9%$46M
Progeny 3, Inc.2.5M2.6%$43M
UBS Group AG2.4M2.5%$41M
VAN ECK ASSOCIATES CORP2.4M2.5%$41M
OMERS ADMINISTRATION Corp2.0M2.1%$35M
ARES MANAGEMENT LLC1.4M1.5%$24M
ALLEN OPERATIONS LLC1.4M1.5%$24M
WELLS FARGO & COMPANY/MN1.3M1.4%$23M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20265.0M5.3%13.7
Aug 31, 20265.2M5.5%12.5
Aug 14, 20265.3M5.6%9.9
Jul 31, 20266.3M6.7%14.0
Jul 15, 20266.7M7.1%11.8
Jun 30, 20267.2M7.7%7.9
Jun 15, 20267.3M7.8%10.3
May 29, 20267.6M8.1%13.2
May 15, 20267.8M8.3%7.6
Apr 30, 20268.2M8.7%14.1
Apr 15, 20268.3M8.8%13.6
Mar 31, 20268.2M8.7%8.4

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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