Steven Pluss - 27 Feb 2026 Form 4 Insider Report for Sixth Street Specialty Lending, Inc. (TSLX)

Reporting relationship: Vice President
Issuer ticker: TSLX
Reported as of: 27 Feb 2026
Net transaction value: +$265,800
SEC form: 4
Accepted by SEC: 03 Mar 2026, 16:05:20 UTC
Prior SEC filing: 20 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Anton Brett, attorney-in-fact (2)

Key filing fact

Steven Pluss filed Form 4 for Sixth Street Specialty Lending, Inc. (TSLX) on 03 Mar 2026.

Key facts

This page summarizes Steven Pluss's Form 4 filing for Sixth Street Specialty Lending, Inc. (TSLX).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 03 Mar 2026, 16:05.

Change

Previous filing in this sequence was filed on 20 Feb 2026.
Current net transaction value: +$265,800.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001598755 Primary reporting owner

Pluss Steven

Relationship: Vice President
Address: C/O SIXTH STREET SPECIALTY LENDING, INC., 2100 MCKINNEY AVENUE, SUITE 1500, DALLAS
Signature: /s/ Anton Brett, attorney-in-fact (2)
Signature date: 03 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TSLX transaction

Common Stock

Purchase

Transaction value: $265,800
Shares: +15,000
Change %: +41%
Price: $17.72
Shares after: 51,500
Date: 27 Feb 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $17.49 to $17.95, inclusive. The reporting person undertakes to provide upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC remarks

2. Anton Brett is signing on behalf of Steven Pluss pursuant to a Power of Attorney dated March 2, 2026, which is attached hereto as an exhibit. Exhibit List: Exhibit 24 Power of Attorney