Every SEC filing Sixth Street Specialty Lending, Inc. (TSLX) has made, as reported
on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership
disclosures. Filter by form group, form type or period, and open any filing or its index directly.
Form Type
#
Form Type
Form Group
Accession
Date
Filing
Index
1
8-K
Current Report
0001193125-26-332772
Aug 4, 2026 4:05 PM
2
10-Q
Quarterly & Annual Report
0001193125-26-332725
Aug 4, 2026 4:02 PM
3
SCHEDULE 13G
Beneficial Ownership Report
0000820478-26-000010
Jul 8, 2026 3:05 PM
4
8-K
Current Report
0001193125-26-276036
Jun 18, 2026 8:54 PM
5
4
Insider Transaction
0001193125-26-248443
May 29, 2026 8:30 PM
6
8-K
Current Report
0001193125-26-236952
May 22, 2026 4:18 PM
-
7
DEFR14A
Others
0001193125-26-226704
May 15, 2026 8:09 PM
8
DEFR14A
Others
0001193125-26-226692
May 15, 2026 8:08 PM
9
8-K
Current Report
0001193125-26-224000
May 14, 2026 4:08 PM
-
10
4
Insider Transaction
0001193125-26-222021
May 13, 2026 9:34 PM
11
424B2
Prospectus
0001193125-26-217048
May 11, 2026 9:00 PM
12
424B2
Prospectus
0001193125-26-217048
May 11, 2026 9:00 PM
13
424B2
Prospectus
0001193125-26-217048
May 11, 2026 5:00 PM
14
8-K
Current Report
0001193125-26-206354
May 5, 2026 8:05 PM
15
10-Q
Quarterly & Annual Report
0001193125-26-206313
May 5, 2026 8:02 PM
16
DEFA14A
Others
0001193125-26-151260
Apr 10, 2026 8:09 PM
17
ARS
Others
0001193125-26-149726
Apr 9, 2026 8:30 PM
18
DEFA14A
Others
0001193125-26-149711
Apr 9, 2026 8:28 PM
19
DEFA14A
Others
0001193125-26-149703
Apr 9, 2026 8:26 PM
20
DEF 14A
Others
0001193125-26-149696
Apr 9, 2026 8:24 PM
21
DEF 14A
Others
0001193125-26-149689
Apr 9, 2026 8:20 PM
22
PRE 14A
Others
0001193125-26-117628
Mar 20, 2026 8:05 PM
23
40-17G
Others
0001193125-26-106102
Mar 13, 2026 8:04 PM
24
4
Insider Transaction
0001193125-26-102222
Mar 11, 2026 8:20 PM
25
4
Insider Transaction
0001193125-26-102222
Mar 11, 2026 8:20 PM
26
4
Insider Transaction
0001193125-26-102222
Mar 11, 2026 8:20 PM
27
4
Insider Transaction
0001193125-26-100169
Mar 10, 2026 8:16 PM
28
4
Insider Transaction
0001193125-26-100169
Mar 10, 2026 8:16 PM
29
4
Insider Transaction
0001193125-26-100169
Mar 10, 2026 8:16 PM
30
4
Insider Transaction
0001193125-26-098557
Mar 9, 2026 8:19 PM
31
4
Insider Transaction
0001193125-26-091473
Mar 4, 2026 9:05 PM
32
4
Insider Transaction
0001193125-26-091473
Mar 4, 2026 9:05 PM
33
4
Insider Transaction
0001193125-26-091473
Mar 4, 2026 9:05 PM
34
4
Insider Transaction
0001193125-26-088977
Mar 3, 2026 11:05 PM
35
4
Insider Transaction
0001193125-26-088977
Mar 3, 2026 11:05 PM
36
4
Insider Transaction
0001193125-26-088977
Mar 3, 2026 11:05 PM
37
4
Insider Transaction
0001193125-26-088152
Mar 3, 2026 9:05 PM
38
4
Insider Transaction
0001193125-26-088152
Mar 3, 2026 9:05 PM
39
4
Insider Transaction
0001193125-26-088152
Mar 3, 2026 9:05 PM
40
4
Insider Transaction
0001193125-26-085422
Mar 2, 2026 9:11 PM
41
4
Insider Transaction
0001193125-26-085422
Mar 2, 2026 9:11 PM
42
4
Insider Transaction
0001193125-26-085422
Mar 2, 2026 9:11 PM
43
8-K
Current Report
0001193125-26-063983
Feb 23, 2026 9:11 PM
44
3
Insider Transaction
0001193125-26-061824
Feb 20, 2026 11:44 PM
45
3
Insider Transaction
0001193125-26-061824
Feb 20, 2026 11:44 PM
46
3
Insider Transaction
0001193125-26-061824
Feb 20, 2026 11:44 PM
47
8-K
Current Report
0001193125-26-048683
Feb 12, 2026 9:05 PM
48
10-K
Quarterly & Annual Report
0001193125-26-048664
Feb 12, 2026 9:02 PM
49
4
Insider Transaction
0001193125-25-289871
Nov 20, 2025 9:30 PM
50
4
Insider Transaction
0001193125-25-289871
Nov 20, 2025 9:30 PM
No filings match these filters
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Sixth Street Specialty Lending, Inc. SEC Filings API
Pull Sixth Street Specialty Lending, Inc.'s SEC filing index, with links to every filing and exhibit, into your own tools with the Business Quant SEC Filings API. Swap YOUR_API_KEY for your own key.
const res = await fetch("https://data.businessquant.com/secfilings?ticker=TSLX&formtype=10-K,10-Q&api_key=YOUR_API_KEY");
const data = await res.json();