DALLAS, TX
SIXTH STREET SPECIALTY LENDING, INC.TSLX— Latest position per institution from SEC 13F filings
15
Institutional holders
37.41M
Total shares held
673.29M
Estimated value
1.87M
Avg. position size
STRS OHIO
CIK 820478
Shares
6.03M
Value
103.52M
Filed
Jun 30, 2026
SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P.
CIK 1812095
Shares
2.71M
Value
49.89M
Filed
Mar 31, 2026
SOUND INCOME STRATEGIES, LLC
CIK 1730960
Shares
2.71M
Value
46.47M
Filed
Jun 30, 2026
PROGENY 3, INC.
CIK 1536006
Shares
2.48M
Value
42.52M
Filed
Jun 30, 2026
UBS GROUP AG
CIK 1610520
Shares
2.37M
Value
40.75M
Filed
Jun 30, 2026
VAN ECK ASSOCIATES CORP
CIK 869178
Shares
2.37M
Value
40.63M
Filed
Jun 30, 2026
BURGUNDY ASSET MANAGEMENT LTD.
CIK 1315868
Shares
2.36M
Value
57.75M
Filed
Sep 30, 2025
BANK OF MONTREAL /CAN/
CIK 927971
Shares
2.28M
Value
49.63M
Filed
Dec 31, 2025
OMERS ADMINISTRATION CORP
CIK 1053321
Shares
2.01M
Value
34.55M
Filed
Jun 30, 2026
ARES MANAGEMENT LLC
CIK 1259313
Shares
1.40M
Value
24.12M
Filed
Jun 30, 2026
ALLEN INVESTMENT MANAGEMENT, LLC
CIK 1326234
Shares
1.37M
Value
23.50M
Filed
Jun 30, 2026
WELLS FARGO & COMPANY/MN
CIK 72971
Shares
1.32M
Value
22.60M
Filed
Jun 30, 2026
CERITY PARTNERS LLC
CIK 1566475
Shares
1.21M
Value
20.74M
Filed
Jun 30, 2026
CALLODINE CAPITAL MANAGEMENT, LP
CIK 1741675
Shares
1.18M
Value
20.19M
Filed
Jun 30, 2026
MUZINICH & CO., INC.
CIK 1618824
Shares
1.08M
Value
18.46M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
1.07M
Value
18.36M
Filed
Jun 30, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 1447578
Shares
969.60K
Value
16.65M
Filed
Jun 30, 2026
ADVISORS CAPITAL MANAGEMENT, LLC
CIK 1345576
Shares
864.11K
Value
14.84M
Filed
Jun 30, 2026
TECTONIC ADVISORS LLC
CIK 1859918
Shares
845.20K
Value
14.51M
Filed
Jun 30, 2026
SUMITOMO MITSUI TRUST GROUP, INC.
CIK 1475365
Shares
792.45K
Value
13.61M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | STRS OHIO | 820478 | 6.03M | 103.52M | Jun 30, 2026 |
| 2 | SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 1812095 | 2.71M | 49.89M | Mar 31, 2026 |
| 3 | SOUND INCOME STRATEGIES, LLC | 1730960 | 2.71M | 46.47M | Jun 30, 2026 |
| 4 | PROGENY 3, INC. | 1536006 | 2.48M | 42.52M | Jun 30, 2026 |
| 5 | UBS GROUP AG | 1610520 | 2.37M | 40.75M | Jun 30, 2026 |
| 6 | VAN ECK ASSOCIATES CORP | 869178 | 2.37M | 40.63M | Jun 30, 2026 |
| 7 | BURGUNDY ASSET MANAGEMENT LTD. | 1315868 | 2.36M | 57.75M | Sep 30, 2025 |
| 8 | BANK OF MONTREAL /CAN/ | 927971 | 2.28M | 49.63M | Dec 31, 2025 |
| 9 | OMERS ADMINISTRATION CORP | 1053321 | 2.01M | 34.55M | Jun 30, 2026 |
| 10 | ARES MANAGEMENT LLC | 1259313 | 1.40M | 24.12M | Jun 30, 2026 |
| 11 | ALLEN INVESTMENT MANAGEMENT, LLC | 1326234 | 1.37M | 23.50M | Jun 30, 2026 |
| 12 | WELLS FARGO & COMPANY/MN | 72971 | 1.32M | 22.60M | Jun 30, 2026 |
| 13 | CERITY PARTNERS LLC | 1566475 | 1.21M | 20.74M | Jun 30, 2026 |
| 14 | CALLODINE CAPITAL MANAGEMENT, LP | 1741675 | 1.18M | 20.19M | Jun 30, 2026 |
| 15 | MUZINICH & CO., INC. | 1618824 | 1.08M | 18.46M | Jun 30, 2026 |
| 16 | MORGAN STANLEY | 895421 | 1.07M | 18.36M | Jun 30, 2026 |
| 17 | RIVERNORTH CAPITAL MANAGEMENT, LLC | 1447578 | 969.60K | 16.65M | Jun 30, 2026 |
| 18 | ADVISORS CAPITAL MANAGEMENT, LLC | 1345576 | 864.11K | 14.84M | Jun 30, 2026 |
| 19 | TECTONIC ADVISORS LLC | 1859918 | 845.20K | 14.51M | Jun 30, 2026 |
| 20 | SUMITOMO MITSUI TRUST GROUP, INC. | 1475365 | 792.45K | 13.61M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.