SIXTH STREET SPECIALTY LENDI TSLX
COM · Common Stock · CUSIP 83012A109
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $25.14. Options: 7 managers hold calls ($4.4m notional), 4 hold puts ($1.5m).
Trends to Q2 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 176 |
| Q4 2022 | 196 |
| Q1 2023 | 195 |
| Q2 2023 | 203 |
| Q3 2023 | 207 |
| Q4 2023 | 223 |
| Q1 2024 | 222 |
| Q2 2024 | 225 |
| Q3 2024 | 203 |
| Q4 2024 | 224 |
| Q1 2025 | 237 |
| Q2 2025 | 246 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2023 | 110 | 66 |
| Q4 2023 | 114 | 77 |
| Q1 2024 | 115 | 71 |
| Q2 2024 | 109 | 83 |
| Q3 2024 | 95 | 91 |
| Q4 2024 | 103 | 75 |
| Q1 2025 | 123 | 76 |
| Q2 2025 | 126 | 87 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2024 | $1.3m | $2.4m | 1.82 |
| Q4 2024 | $740.5k | $1.2m | 1.63 |
| Q1 2025 | $2.0m | $3.9m | 1.98 |
| Q2 2025 | $4.4m | $1.5m | 0.33 |
Biggest buyers
| BANK OF MONTREAL /CAN/ | New | +324.2k |
| UBS Group AG | Added | +310.3k |
| GOLDMAN SACHS GROUP INC | Added | +267.9k |
| Rockefeller Capital Management L.P. | Added | +221.2k |
| Alyeska Investment Group, L.P. | New | +189.5k |
| OMERS ADMINISTRATION Corp | New | +178.2k |
| ROYAL BANK OF CANADA | Added | +158.7k |
| Muzinich & Co., Inc. | Added | +158.5k |
| HRT FINANCIAL LP | Added | +123.7k |
| Allen Investment Management, LLC | Added | +122.2k |
Biggest sellers
| STRS OHIO | Reduced | -384.5k |
| BAILLIE GIFFORD & CO | Sold out | -373.3k |
| MILLENNIUM MANAGEMENT LLC | Sold out | -173.2k |
| Qube Research & Technologies Ltd | Reduced | -168.3k |
| Financial Advocates Investment Management | Sold out | -140.4k |
| LSV ASSET MANAGEMENT | Reduced | -121.5k |
| VAN ECK ASSOCIATES CORP | Reduced | -84.1k |
| FIL Ltd | Sold out | -79.0k |
| Alberta Investment Management Corp | Sold out | -60.4k |
| LGT CAPITAL PARTNERS LTD. | Reduced | -58.5k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $2.6m107.3k shares |
| CITADEL ADVISORS LLC | Added | $1.1m46.9k shares |
| JANE STREET GROUP, LLC | New | $290.5k12.2k shares |
| GROUP ONE TRADING LLC | New | $264.3k11.1k shares |
| SIMPLEX TRADING, LLC | Added | $221.0k9.3k shares |
| Tortoise Investment Management, LLC | New | $150500 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $1.0m44.0k shares |
| CITADEL ADVISORS LLC | Reduced | $411.9k17.3k shares |
| SIMPLEX TRADING, LLC | Unchanged | $2.0k100 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| STRS OHIO 13G · institution +1.2 pts · filed 2026-08-14 | 6.3% |
Insider purchases and sales in Q2 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2023 | 0 | — | 0 | — | — |
| Q4 2023 | 0 | — | 0 | — | — |
| Q1 2024 | 0 | — | 0 | — | — |
| Q2 2024 | 1 | $161.2k | 0 | — | — |
| Q3 2024 | 2 | $149.8k | 0 | — | — |
| Q4 2024 | 1 | $20.5k | 0 | — | — |
| Q1 2025 | 0 | — | 0 | — | — |
| Q2 2025 | 0 | — | 0 | — | — |
None reported in Q2 2025.
Holders, Q2 2025
| Manager | Shares | Change |
|---|---|---|
| STRS OHIO 0.28% of their portfolio | 3.2m $75.6m | Reduced -384.5k |
| Sixth Street Partners Management Company, L.P. 5.13% of their portfolio | 2.7m $64.6m | Unchanged |
| Progeny 3, Inc. 3.31% of their portfolio | 2.5m $59.0m | Added +23.5k |
| Sound Income Strategies, LLC 3.29% of their portfolio | 2.4m $57.3m | Added +45.2k |
| Burgundy Asset Management Ltd. 0.55% of their portfolio | 2.4m $56.6m | Added +31.9k |
| VAN ECK ASSOCIATES CORP 0.06% of their portfolio | 2.1m $51.0m | Reduced -84.1k |
| MORGAN STANLEY 0.00% of their portfolio | 1.9m $44.6m | Added +2.9k |
| Allen Investment Management, LLC 0.40% of their portfolio | 1.6m $37.1m | Added +122.2k |
| ARES MANAGEMENT LLC 1.71% of their portfolio | 1.4m $33.4m | Added +30.0k |
| WELLS FARGO & COMPANY/MN 0.01% of their portfolio | 1.2m $29.5m | Added +37.0k |
| UBS Group AG 0.01% of their portfolio | 1.2m $28.2m | Added +310.3k |
| Callodine Capital Management, LP 2.63% of their portfolio | 1.1m $25.4m | Reduced -252 |
| LSV ASSET MANAGEMENT 0.06% of their portfolio | 1.1m $25.1m | Reduced -121.5k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 942.8k $22.4m | Added +4.6k |
| RAYMOND JAMES FINANCIAL INC 0.01% of their portfolio | 828.5k $19.7m | Reduced -2.7k |
| Advisors Capital Management, LLC 0.23% of their portfolio | 718.3k $17.1m | Added +13.7k |
| BlackRock, Inc. 0.00% of their portfolio | 696.0k $16.6m | Added +100.3k |
| TWO SIGMA ADVISERS, LP 0.03% of their portfolio | 678.9k $16.2m | Reduced -56.0k |
| STIFEL FINANCIAL CORP 0.02% of their portfolio | 663.1k $15.8m | Reduced -27.8k |
| Legal & General Group Plc 0.00% of their portfolio | 622.8k $14.8m | Added +899 |
| SCS Capital Management LLC 0.16% of their portfolio | 622.5k $14.8m | Added +17.3k |
| Melia Wealth LLC 7.01% of their portfolio | 614.9k $14.6m | Added +21.2k |
| LPL Financial LLC 0.00% of their portfolio | 609.2k $14.5m | Added +5.7k |
| Muzinich & Co., Inc. 6.62% of their portfolio | 608.6k $14.5m | Added +158.5k |
| NEUBERGER BERMAN GROUP LLC 0.01% of their portfolio | 595.0k $14.2m | Reduced -9.7k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 575.4k $13.7m | Reduced -53.5k |
| ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio | 538.4k $12.8m | Added +43.7k |
| Sumitomo Mitsui Trust Group, Inc. 0.01% of their portfolio | 527.1k $12.6m | Added +91.5k |
| TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio | 512.7k $12.2m | Added +76.8k |
| Cetera Investment Advisers 0.02% of their portfolio | 494.4k $11.8m | Added +45.5k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 485.4k $11.6m | Added +44.0k |
| Gilman Hill Asset Management, LLC 1.81% of their portfolio | 465.2k $11.1m | Added +18.3k |
| Columbus Macro, LLC 1.27% of their portfolio | 437.6k $10.4m | Added +48.3k |
| MGO ONE SEVEN LLC 0.33% of their portfolio | 427.8k $10.2m | Added +12.7k |
| Cerity Partners LLC 0.02% of their portfolio | 422.6k $10.1m | Reduced -21.4k |
| Rockefeller Capital Management L.P. 0.01% of their portfolio | 414.2k $9.9m | Added +221.2k |
| 1832 Asset Management L.P. 0.02% of their portfolio | 395.3k $9.4m | Added +45.3k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 347.5k $8.3m | Added +267.9k |
| LGT CAPITAL PARTNERS LTD. 0.35% of their portfolio | 336.5k $8.0m | Reduced -58.5k |
| BANK OF MONTREAL /CAN/ 0.00% of their portfolio | 324.2k $7.7m | New |
| Cresset Asset Management, LLC 0.04% of their portfolio | 302.1k $7.2m | Reduced -2.1k |
| CONFLUENCE INVESTMENT MANAGEMENT LLC 0.10% of their portfolio | 288.1k $6.9m | Added +36.6k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 283.0k $6.7m | Added +158.7k |
| Round Rock Advisors LLC 1.15% of their portfolio | 281.2k $6.7m | Added +6.7k |
| Janney Montgomery Scott LLC 0.02% of their portfolio | 264.8k $6.3m | Reduced -12.0k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 230.6k $5.5m | Reduced -2.0k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 215.7k $5.2m | Added +13.3k |
| First National Trust Co 0.19% of their portfolio | 214.8k $5.1m | Unchanged |
| BENJAMIN EDWARDS INC 0.06% of their portfolio | 212.0k $5.0m | Added +7.0k |
| Advisors Asset Management, Inc. 0.09% of their portfolio | 206.1k $4.9m | Added +28.8k |
| DENALI ADVISORS LLC 0.49% of their portfolio | 198.7k $4.7m | Reduced -4.8k |
| Truvestments Capital LLC 0.92% of their portfolio | 194.0k $4.6m | Reduced -1.4k |
| RMR Capital Management, LLC 3.24% of their portfolio | 190.5k $4.5m | Reduced -52.7k |
| HRT FINANCIAL LP 0.02% of their portfolio | 190.3k $4.5m | Added +123.7k |
| Alyeska Investment Group, L.P. 0.02% of their portfolio | 189.5k $4.5m | New |
| Parkwood LLC 0.40% of their portfolio | 184.8k $4.4m | Unchanged |
| D.A. DAVIDSON & CO. 0.03% of their portfolio | 179.7k $4.3m | Added +6.2k |
| OMERS ADMINISTRATION Corp 0.03% of their portfolio | 178.2k $4.2m | New |
| Trexquant Investment LP 0.05% of their portfolio | 168.1k $4.0m | Added +17.4k |
| Universal- Beteiligungs- und Servicegesellschaft mbH 0.01% of their portfolio | 150.5k $3.6m | Added +7 |
| Texas Capital Bank Wealth Management Services Inc 0.33% of their portfolio | 148.0k $3.5m | Added +8.2k |
| Wambolt & Associates, LLC 1.17% of their portfolio | 146.6k $3.5m | Reduced -13.9k |
| Argent Trust Co 0.13% of their portfolio | 144.7k $3.4m | Added +38.4k |
| COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio | 142.4k $3.4m | Added +15.3k |
| Naviter Wealth, LLC 0.40% of their portfolio | 137.7k $3.3m | Added +22.0k |
| Clayton Partners LLC 2.74% of their portfolio | 137.1k $3.3m | Reduced -14.6k |
| CANADA LIFE ASSURANCE Co 0.01% of their portfolio | 136.1k $3.2m | Added +3.4k |
| Wealthstar Advisors, LLC 1.16% of their portfolio | 129.5k $3.1m | Reduced -516 |
| Aberdeen Group plc 0.00% of their portfolio | 123.2k $2.9m | Reduced -7.4k |
| IHT Wealth Management, LLC 0.07% of their portfolio | 105.1k $2.5m | Added +6.5k |
| Waterloo Capital, L.P. 0.20% of their portfolio | 103.8k $2.5m | Added +7.4k |
| PRELUDE CAPITAL MANAGEMENT, LLC 0.23% of their portfolio | 98.8k $2.4m | Unchanged |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 93.1k $2.2m | Added +13.2k |
| STATE STREET CORP 0.00% of their portfolio | 89.7k $2.1m | Added +64.6k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 84.3k $2.0m | Added +29.0k |
| HB Wealth Management, LLC 0.01% of their portfolio | 76.2k $1.8m | Reduced -3.4k |
| MARSHALL WACE, LLP 0.00% of their portfolio | 75.8k $1.8m | Added +49.4k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 74.3k $1.8m | Added +47.4k |
| Ignite Planners, LLC 0.31% of their portfolio | 71.4k $1.8m | Added +25.0k |
| IFP Advisors, Inc 0.05% of their portfolio | 70.8k $1.7m | Reduced -52.2k |
| Grantham, Mayo, Van Otterloo & Co. LLC 0.00% of their portfolio | 67.7k $1.6m | Reduced -5.1k |
| CWM, LLC 0.01% of their portfolio | 64.4k $1.5m | Added +63.6k |
| Hennion & Walsh Asset Management, Inc. 0.06% of their portfolio | 63.9k $1.5m | Reduced -40.1k |
| DEARBORN PARTNERS LLC 0.07% of their portfolio | 63.6k $1.5m | Added +171 |
| PARK CIRCLE Co 1.27% of their portfolio | 62.0k $1.5m | Unchanged |
| Legacy Capital Wealth Partners, LLC 0.34% of their portfolio | 62.0k $1.5m | Reduced -2.0k |
| Quantinno Capital Management LP 0.01% of their portfolio | 58.0k $1.4m | New |
| INDEPENDENT FINANCIAL GROUP, LLC 0.04% of their portfolio | 57.9k $1.4m | Added +474 |
| Corient Private Wealth LP 0.00% of their portfolio | 56.6k $1.3m | Added +16.4k |
| Tidal Investments LLC 0.01% of their portfolio | 53.2k $1.3m | Added +1.2k |
| Lido Advisors, LLC 0.01% of their portfolio | 53.0k $1.3m | Reduced -16.1k |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 53.0k $1.3m | New |
| XTX Topco Ltd 0.05% of their portfolio | 51.9k $1.2m | New |
| Plan Group Financial, LLC 0.40% of their portfolio | 51.4k $1.2m | Added +12.5k |
| Qube Research & Technologies Ltd 0.00% of their portfolio | 50.8k $1.2m | Reduced -168.3k |
| Beacon Pointe Advisors, LLC 0.01% of their portfolio | 49.6k $1.2m | Added +18.3k |
| RIVERBRIDGE PARTNERS LLC 0.02% of their portfolio | 48.8k $1.2m | Added +1.6k |
| Pallas Capital Advisors LLC 0.04% of their portfolio | 48.8k $1.2m | Reduced -5.2k |
| HighTower Advisors, LLC 0.00% of their portfolio | 47.7k $1.1m | Added +4.2k |
| Canton Hathaway, LLC 0.23% of their portfolio | 47.4k $1.1m | Reduced -800 |