United States Collective Investments

Sixth Street Specialty Lending Inc (TSLX)

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Sixth Street Specialty Lending Inc. has seen consistent insider buying activity, with a notable purchase of $142,080 by Vice President Bruck Ross Anthony on May 11, 2026. This follows a period of broader insider accumulation earlier in the year. The stock has declined 7.3% over the last 90 days, following a 16% earnings report miss in May.
Ticker: TSLX Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Sixth Street Specialty Lending Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Trades
Buy 11 May 2026
Value US$3,087,374.99 | Price 278.79 | Shares 61,283 (-12.1%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-13 2026-05-11 B Purchase
Bruck Ross Anthony

Vice President

Officer
61,283 -12.1%
278.79
US$3,087,375 		61,283 -12.1% 278.79 US$3,087,375
2026-03-11 2026-03-10 B Purchase
1.9
Waxman Alan

Vice President

Officer
41,836 +38.2%
183.01
US$3,343,505 		41,836 +38.2% 183.01 US$3,343,505
2026-03-11 2026-03-09 B Purchase
1.9
Waxman Alan

Vice President

Officer
79,803 -31.8%
224.68
US$4,247,574 		79,803 -31.8% 224.68 US$4,247,574
2026-03-10 2026-03-06 B Purchase
2.3
Covington P Emery
Non-Executive Director
7,500 +100.0%
18.35
US$137,625 		7,500 +100.0% 18.35 US$137,625
2026-03-09 2026-03-06 B Purchase
1.9
Waxman Alan

Vice President

Officer
200,000 +200.0%
18.42
US$3,684,000 		200,000 +200.0% 18.42 US$3,684,000
2026-03-09 2026-03-05 B Purchase
1.9
Waxman Alan

Vice President

Officer
100,000 +inf%
18.46
US$1,846,000 		100,000 +inf% 18.46 US$1,846,000
2026-03-04 2026-03-02 B Purchase
2.7
Stiepleman David

Vice President

Executive Director
20,200 +365.0%
17.65
US$356,530 		20,200 +365.0% 17.65 US$356,530
2026-03-03 2026-03-02 B Purchase
2.8
Peck Joshua

Vice President

Officer
2,840 +946.7%
17.59
US$49,956 		2,840 +946.7% 17.59 US$49,956
2026-03-03 2026-02-27 B Purchase
2.7
Pluss Steven

Vice President

Officer
15,000 +41.1%
17.72
US$265,800 		15,000 +41.1% 17.72 US$265,800
2026-03-02 2026-02-26 B Purchase
3.4
Graf Michael

See Remarks

Officer
1,000 +16.1%
18.26
US$18,260 		1,000 +16.1% 18.26 US$18,260
2025-11-20 2025-11-18 B Purchase
1.5
Stanley Robert J.

Co-CEO

Executive Director
10,000 +67.1%
20.85
US$208,500 		10,000 +67.1% 20.85 US$208,500
2024-11-22 2024-11-20 B Purchase
3.4
Graf Michael

See Remarks

Officer
1,000 +21.7%
20.53
US$20,530 		1,000 +21.7% 20.53 US$20,530
2024-08-09 2024-08-07 B Purchase
3.4
Graf Michael

See Remarks

Officer
500 +12.5%
20.45
US$10,225 		500 +12.5% 20.45 US$10,225
2024-08-07 2024-08-05 B Purchase
3.1
Slotkin Judy S
Non-Executive Director
7,015 +59.9%
19.90
US$139,598 		7,015 +59.9% 19.90 US$139,598
2024-05-22 2024-05-21 B Purchase
2.3
Covington P Emery
Non-Executive Director
7,500 +inf%
21.50
US$161,280 		7,500 +inf% 21.50 US$161,280
2023-03-15 2023-03-13 B Purchase
3.9
Doddy Hurley
Non-Executive Director
2,900 +23.5%
17.51
US$50,779 		2,900 +23.5% 17.51 US$50,779
2023-03-13 2023-03-10 B Purchase
3.4
Graf Michael

See Remarks (1)

Officer
1,500 +75.0%
17.55
US$26,325 		1,500 +75.0% 17.55 US$26,325
2023-03-13 2023-03-09 B Purchase
3.4
Graf Michael

See Remarks (1)

Officer
2,000 +inf%
18.55
US$37,100 		2,000 +inf% 18.55 US$37,100
2022-08-22 2022-08-18 B Purchase
1.0
Brett Anton

Chief Compliance Officer

Officer
500 +inf%
19.25
US$9,622 		500 +inf% 19.25 US$9,622
2022-08-10 2022-08-08 B Purchase
2.7
Pluss Steven

Vice President

Officer
10,000 +37.7%
19.04
US$190,379 		10,000 +37.7% 19.04 US$190,379
2022-08-09 2022-08-05 B Purchase
1.5
Simmonds Ian

Chief Financial Officer

Officer
500 +11.1%
18.89
US$9,444 		500 +11.1% 18.89 US$9,444
2022-05-26 2022-05-24 B Purchase
1.0
Gordon Jennifer

Vice President

Executive Director
2,500 +inf%
19.91
US$49,781 		2,500 +inf% 19.91 US$49,781
2022-05-11 2022-05-09 B Purchase
1.5
Simmonds Ian

Chief Financial Officer

Officer
500 +13.1%
20.99
US$10,496 		500 +13.1% 20.99 US$10,496
2022-03-10 2022-03-08 B Purchase
3.1
Slotkin Judy S
Non-Executive Director
850 +11.3%
23.13
US$19,660 		850 +11.3% 23.13 US$19,660
2022-03-09 2022-03-07 B Purchase
1.5
HIGGINBOTHAM RICHARD A
Non-Executive Director
2,000 +100.0%
22.82
US$45,640 		2,000 +100.0% 22.82 US$45,640
2021-03-11 2021-03-09 B Purchase
3.5
Easterly Joshua

Chief Executive Officer

Executive Director
8,361 +80.2%
21.55
US$180,179 		8,361 +80.2% 21.55 US$180,179
2021-03-02 2021-02-26 B Purchase
3.5
Easterly Joshua

Chief Executive Officer

Executive Director
686 +7.0%
21.34
US$14,645 		686 +7.0% 21.34 US$14,645
2021-03-01 2021-02-25 B Purchase
3.0
Ross John
Non-Executive Director
4,000 +12.9%
21.72
US$86,880 		4,000 +12.9% 21.72 US$86,880
2021-02-25 2021-02-23 B Purchase
3.0
Ross John
Non-Executive Director
1,000 +3.3%
21.38
US$21,379 		1,000 +3.3% 21.38 US$21,379
2020-08-27 2020-08-25 B Purchase
3.9
Doddy Hurley
Non-Executive Director
1,500 +75.0%
17.81
US$26,715 		1,500 +75.0% 17.81 US$26,715
2020-08-13 2020-08-11 B Purchase
3.1
Slotkin Judy S
Non-Executive Director
7,500 +inf%
18.46
US$138,436 		7,500 +inf% 18.46 US$138,436
2020-08-11 2020-08-10 B Purchase
3.0
Ross John
Non-Executive Director
3,299 +12.4%
18.60
US$61,353 		3,299 +12.4% 18.60 US$61,353
2020-08-03 2020-07-29 B Purchase
3.9
Doddy Hurley
Non-Executive Director
2,000 +inf%
17.05
US$34,100 		2,000 +inf% 17.05 US$34,100
2020-04-27 2020-04-23 B Purchase
3.9
Doddy Hurley
Non-Executive Director
500 +6.2%
15.00
US$7,500 		500 +6.2% 15.00 US$7,500
2020-03-16 2020-03-12 B Purchase
2.7
Pluss Steven

Vice President

Officer
15,000 +130.4%
17.37
US$260,475 		15,000 +130.4% 17.37 US$260,475
2020-03-16 2020-03-12 B Purchase
1.5
Burke Kenneth Joseph

Chief Compliance Officer

Officer
1,000 +42.3%
17.31
US$17,305 		1,000 +42.3% 17.31 US$17,305
2020-03-16 2020-03-12 B Purchase
3.9
Doddy Hurley
Non-Executive Director
250 +3.2%
16.13
US$4,033 		250 +3.2% 16.13 US$4,033
2020-03-12 2020-03-11 B Purchase
3.0
Ross John
Non-Executive Director
1,124 +4.4%
19.22
US$21,603 		1,124 +4.4% 19.22 US$21,603
2020-03-12 2020-03-10 B Purchase
3.0
Ross John
Non-Executive Director
2,876 +12.7%
19.57
US$56,283 		2,876 +12.7% 19.57 US$56,283
2020-03-04 2020-03-02 B Purchase
1.5
Stanley Robert J.

President

Officer
11,000 +281.5%
21.53
US$236,830 		11,000 +281.5% 21.53 US$236,830
2019-08-19 2019-08-15 B Purchase Doddy Hurley Non-Executive Director
2,500 +50.0%
20.25
US$50,625 		2,500 +50.0% 20.25 US$50,625
2019-05-14 2019-05-10 B Purchase
3.9
Doddy Hurley
1,100 +28.2%
19.81
US$21,788 		1,100 +28.2% 19.81 US$21,788
2019-05-14 2019-05-10 B Purchase
3.9
Doddy Hurley
1,000 +34.5%
19.80
US$19,800 		1,000 +34.5% 19.80 US$19,800
2018-08-28 2018-08-24 B Purchase HIGGINBOTHAM RICHARD A Non-Executive Director
2,000 +inf%
19.73
US$39,460 		2,000 +inf% 19.73 US$39,460
2018-03-27 2018-03-23 B Purchase Tanemura Ronald
30,000 +53.1%
17.45
US$523,500 		30,000 +53.1% 17.45 US$523,500
2018-03-08 2018-03-06 B Purchase Ross John
5,000 +28.2%
18.40
US$92,000 		5,000 +28.2% 18.40 US$92,000
2018-03-05 2018-03-01 B Purchase Easterly Joshua

Chief Executive Officer

Executive Director
1,120 +13.0%
18.28
US$20,465 		1,120 +13.0% 18.28 US$20,465
2018-03-05 2018-03-01 B Purchase Simmonds Ian

Chief Financial Officer
175 +7.6%
18.16
US$3,178 		175 +7.6% 18.16 US$3,178
2018-03-05 2018-03-01 B Purchase Waxman Alan

Vice President

Officer
1,120 +0.8%
18.28
US$20,464 		1,120 +0.8% 18.28 US$20,464
2018-03-05 2018-03-01 B Purchase Stanley Robert J.

President

Officer
1,120 +40.2%
18.28
US$20,464 		1,120 +40.2% 18.28 US$20,464
2018-03-02 2018-02-28 B Purchase HIGGINBOTHAM RICHARD A
10,000 +100.0%
18.32
US$183,156 		10,000 +100.0% 18.32 US$183,156
2017-03-06 2017-03-02 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
1,399 +19.4%
19.44
US$27,198 		1,399 +19.4% 19.44 US$27,198
2016-11-23 2016-11-21 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
230 +3.3%
18.39
US$4,223 		230 +3.3% 18.39 US$4,223
2016-11-23 2016-11-21 B Purchase Waxman Alan

Vice President

Officer
230 +0.2%
18.39
US$4,223 		230 +0.2% 18.39 US$4,223
2016-11-16 2016-11-14 B Purchase Stiepleman David

Vice President

Officer
5,535 +inf%
17.99
US$99,564 		5,535 +inf% 17.99 US$99,564
2016-08-17 2016-08-15 B Purchase Simmonds Ian

Chief Financial Officer

Officer
2,150 +inf%
18.15
US$39,029 		2,150 +inf% 18.15 US$39,029
2016-05-12 2016-05-10 B Purchase HIGGINBOTHAM RICHARD A Non-Executive Director
10,000 +inf%
16.19
US$161,891 		10,000 +inf% 16.19 US$161,891
2016-03-10 2016-03-08 B Purchase Tanemura Ronald Non-Executive Director
10,000 +21.5%
15.95
US$159,500 		10,000 +21.5% 15.95 US$159,500
2016-03-07 2016-03-03 B Purchase Tanemura Ronald Non-Executive Director
15,225 +48.7%
16.42
US$249,994 		15,225 +48.7% 16.42 US$249,994
2016-03-07 2016-03-03 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
6,500 +39.0%
16.00
US$104,000 		6,500 +39.0% 16.00 US$104,000
2015-11-30 2015-11-24 B Purchase Tanemura Ronald Non-Executive Director
200 +0.6%
17.00
US$3,400 		200 +0.6% 17.00 US$3,400
2015-11-20 2015-11-18 B Purchase OLLWERTHER ROBERT D

Chief Operating Officer

Officer
1,500 +18.8%
17.50
US$26,250 		1,500 +18.8% 17.50 US$26,250
2015-11-17 2015-11-13 B Purchase Pluss Steven

Vice President

Officer
11,500 +inf%
17.48
US$201,020 		11,500 +inf% 17.48 US$201,020
2015-11-17 2015-11-13 B Purchase Pluss Steven

Vice President

Officer
11,500 +inf%
17.48
US$201,020 		11,500 +inf% 17.48 US$201,020
2015-11-12 2015-11-09 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
5,757 +52.7%
17.36
US$99,942 		5,757 +52.7% 17.36 US$99,942
2015-05-22 2015-05-21 B Purchase Kirshenbaum Alan

Chief Financial Officer

Officer
4,180 +100.0%
18.21
US$76,118 		4,180 +100.0% 18.21 US$76,118
2015-05-22 2015-05-21 B Purchase Stiepleman David

Vice President

Officer
2,745 +98.1%
18.21
US$49,986 		2,745 +98.1% 18.21 US$49,986
2014-11-14 2014-11-12 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
4,500 +70.0%
17.52
US$78,825 		4,500 +70.0% 17.52 US$78,825
2014-11-12 2014-11-11 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
3,000 +87.5%
17.87
US$53,612 		3,000 +87.5% 17.87 US$53,612
2014-11-12 2014-11-10 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
1,430 +71.5%
17.60
US$25,166 		1,430 +71.5% 17.60 US$25,166
2014-11-12 2014-11-07 B Purchase Easterly Joshua

Co-Chief Executive Officer

Executive Director
2,000 +inf%
17.69
US$35,380 		2,000 +inf% 17.69 US$35,380
2014-11-12 2014-11-07 B Purchase OLLWERTHER ROBERT D

Chief Operating Officer

Officer
8,000 +inf%
17.68
US$141,424 		8,000 +inf% 17.68 US$141,424
2014-08-13 2014-08-11 S Sale MSSB TPG Specialty Lending Onshore Feeder Fund Large shareholder
2,593,099 -46.3%
18.07
US$46,857,299 		2,593,099 -46.3% 18.07 US$46,857,299
2014-03-31 2014-03-26 B Purchase Fishman Michael

Co-Chief Executive Officer

Executive Director
2,528 +7.5%
16.00
US$40,447 		2,528 +7.5% 16.00 US$40,447
2014-03-27 2014-03-26 B Purchase Tanemura Ronald Non-Executive Director
5,600 +22.0%
16.00
US$89,600 		5,600 +22.0% 16.00 US$89,600
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