Sixth Street Specialty Lending, Inc. (TSLX) Institutional Ownership

Institutions by Trading Activity

94,098,870Shares Outstanding

50,486,864Shares held by institutions

$972,124,566Value of institutional holdings

53.65%Institutional ownership %

6.96%Shares Changed QoQ

248No. of institutional investors

Sixth Street Specialty Lending, Inc. (NYSE:TSLX) appears in 247 institutional 13F filings for the quarter ending December 2025.

They owned 52.8% of outstanding stock in December 2025, down from 53.7% the prior quarter.
They increased total shares held in Sixth Street Specialty Lending by 5.41% from the prior quarter, while the number of investors in TSLX increased 11.76% year over year.
Activity in TSLX broke down as 130 buyers, 68 sellers, and 49 unchanged among 247 total holders.
Combined, these investors held 49.66Mn shares in TSLX for December 2025, up by 2.55Mn shares quarter on quarter, and up 975.21K shares year over year.
CONFLUENCE INVESTMENT MANAGEMENT LLC holds the largest position in TSLX at 207.79K shares as of December 31, 2025, or 0.22% of shares outstanding.
Leading buyers of Sixth Street Specialty Lending shares for the quarter ending December 2025 were Hilltop National Bank (684).
Top sellers of TSLX stock for the quarter ending December 2025 included CONFLUENCE INVESTMENT MANAGEMENT LLC (17.99K).
Business Quant data shows the 2 biggest positions in Sixth Street Specialty Lending as of December 2025 are held by CONFLUENCE INVESTMENT MANAGEMENT LLC (207.79K), Hilltop National Bank (684).

50,486,864 Total Shares Held

Rows:

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Sixth Street Partners Management Company, L.P.	31 Dec, 2025	2,714,226	0	0.00%	$58,952,989.00
Sound Income Strategies, LLC	31 Dec, 2025	2,511,115	108,708	4.52%	$55,997,871.00
Progeny 3, Inc.	31 Dec, 2025	2,476,398	0	0.00%	$53,787,365.00
Morgan Stanley	31 Dec, 2025	2,390,628	386,591	19.29%	$51,924,458.00
VAN ECK ASSOCIATES CORP	31 Dec, 2025	2,342,047	-187,140	-7.40%	$50,870.00
Bank Of Montreal /Can/	31 Dec, 2025	2,284,920	1,845,088	419.50%	$49,628,462.00
STRS OHIO	31 Dec, 2025	2,154,159	49,986	2.38%	$46,788,333.00
UBS Group AG	31 Dec, 2025	1,616,161	299,564	22.75%	$35,103,017.00
Allen Investment Management, LLC	31 Dec, 2025	1,560,247	1,580	0.10%	$33,888,565.00
ARES MANAGEMENT LLC	31 Dec, 2025	1,354,779	-40,000	-2.87%	$29,425,800.00
Wells Fargo & Company/Mn	31 Dec, 2025	1,270,816	45,870	3.74%	$27,602,133.00
Goldman Sachs Group Inc	31 Dec, 2025	1,248,392	943,861	309.94%	$27,115,074.00
Callodine Capital Management, LP	31 Dec, 2025	1,101,992	230,559	26.46%	$23,935,266.00
Muzinich & Co., Inc.	31 Dec, 2025	992,898	245,940	32.93%	$21,565,765.00
Jpmorgan Chase & Co	31 Dec, 2025	934,233	-1,053,237	-52.99%	$20,291,541.00
Raymond James Financial Inc	31 Dec, 2025	896,117	23,978	2.75%	$19,463,653.00
BlackRock, Inc.	31 Dec, 2025	808,428	-3,002	-0.37%	$17,559,053.00
LSV ASSET MANAGEMENT	31 Dec, 2025	791,212	-181,500	-18.66%	$17,185.00
Advisors Capital Management, LLC	31 Dec, 2025	767,489	20,763	2.78%	$16,669,882.00
Bank Of America Corp /De/	31 Dec, 2025	752,631	-631,943	-45.64%	$16,347,136.00

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