Sixth Street Specialty Lending, Inc. — fact timeline

Sixth Street Specialty Lending, Inc. shareholders approved Sales of Common Stock Below NAV at the 2026-06-18 meeting.

“Proposal 1 – Sales of Common Stock Below NAV. The stockholders approved the proposal to authorize the Company to sell or otherwise issue shares of its common stock at a price below its then-current net asset value per share in one or more offerings, in each case subject to the approval of its board of directors and subject to certain conditions as set forth in the proxy statement (including that the number of shares issued does not exceed 25% of the Company’s then-outstanding common stock immediately prior to each such offering), by the vote shown below. The vote on the proposal, including affiliated and unaffiliated shares, was as follows: Votes “For” Votes “Against” Abstentions Broker Non-Votes 41,423,791 6,674,197 1,818,545 0”

Sixth Street Specialty Lending, Inc. shareholders approved Ratification of Appointment of Independent Registered Public Accounting Firm at the 2026-05-21 meeting.

“Proposal 2 – Ratification of Appointment of Independent Registered Public Accounting Firm. The stockholders ratified the retention of KPMG LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2026. Votes “For” Votes “Against” Abstentions Broker Non-Votes 69,464,498 532,292 1,006,624 0”

Sixth Street Specialty Lending, Inc. shareholders approved Election of Class III Directors at the 2026-05-21 meeting.

“Proposal 1 – Election of Class III Directors. The stockholders elected the nominees for Class III director by the vote shown below. Nominee Votes “For” Votes “Withheld” Broker Non-Votes Hurley Doddy 32,191,965 8,211,999 30,599,450 Michael Fishman 34,440,856 5,963,108 30,599,450 Robert (“Bo”) Stanley 34,739,138 5,664,826 30,599,450”

Sixth Street Specialty Lending, Inc. entered into Third Supplemental Indenture with U.S. Bank Trust Company, National Association valued at $300,000,000 aggregate principal amount (effective 2026-05-14).

“On May 14, 2026, Sixth Street Specialty Lending, Inc. (the “Company”) and U.S. Bank Trust Company, National Association (the “Trustee”), entered into a Third Supplemental Indenture (the “Third Supplemental Indenture”)”

Sixth Street Specialty Lending, Inc. incurred senior notes of $300,000,000 aggregate principal amount with U.S. Bank Trust Company, National Association at 5.650% maturing August 15, 2031.

“the Company and the Trustee (the “Base Indenture”; and together with the Third Supplemental Indenture, the “Indenture”), relating to the Company’s issuance, offer and sale of $ 300,000,000 aggregate principal amount of its 5.650% notes due 2031 (the “Notes”). The Notes will mature on August 15, 2031 and may be redeemed in whole or in part at the Company’s option at”

Sixth Street Specialty Lending, Inc. reported first quarter ended March 31, 2026 results: net income net loss of $0.27 per share, EPS $0.42 per share.

“Sixth Street Specialty Lending, Inc. (NYSE: TSLX, or the “Company”) today reported net investment income of $0.42 per share and net loss of $0.27 per share for the first quarter ended March 31, 2026.”

Sixth Street Specialty Lending, Inc.: Board amended and restated bylaws to increase maximum board size from 10 to 15 and to increase current board from 10 to 11 directors (effective 2025-11-04).

“On November 4, 2025, the Board amended and restated the Company’s Bylaws, effective as of that date, to increase the maximum number of members of the Board from ten (10) to fifteen (15) and to increase the number of directors serving on the Board from ten (10) to eleven (11).”

Sixth Street Specialty Lending, Inc. amended revolving credit of $1.525 billion maturing March 4, 2030.

“On March 4, 2025, Sixth Street Specialty Lending, Inc. (the “Company”) entered into a sixteenth amendment to the Company’s second amended and restated senior secured revolving credit facility, dated February 27, 2014 (as amended, the “Revolving Credit Facility”), which, among other changes, (a) extends the termination of the revolving period on $1.525 billion of commitments to March 2, 2029 and the stated maturity date to March 4, 2030 and (b) increases the uncommitted accordion that allows the Company, under certain circumstances, to increase the size of the facility, from up to $2.0 billion to up to $2.5 billion.”

Sixth Street Specialty Lending, Inc. incurred senior notes of $300,000,000 with U.S. Bank Trust Company, National Association at 5.625% maturing August 15, 2030.

“On February 25, 2025, Sixth Street Specialty Lending, Inc. (the “Company”) and U.S. Bank Trust Company, National Association (the “Trustee”), entered into a Second Supplemental Indenture (the “Second Supplemental Indenture”) to the Indenture, dated as of February 25, 2025, between the Company and the Trustee (the “Base Indenture”; and together with the Second Supplemental Indenture, the “Indenture”), relating to the Company’s issuance, offer and sale of $ 300,000,000 aggregate principal amount of its 5.625% notes due 2030 (the “Notes”).”

John A. Ross departed as Independent Director at Sixth Street Specialty Lending, Inc..

“John A. Ross informed the Company of his intention to retire from the Board of Directors (the “Board”) of the Company, effective as of the close of business on May 22, 2025.”

Sixth Street Specialty Lending, Inc. reported first quarter ended March 31, 2024 results: net income $0.53 per share.

“Sixth Street Specialty Lending, Inc. (NYSE: TSLX, or the “Company”) today reported net investment income of $0.59 per share and net income of $0.53 per share for the first quarter ended March 31, 2024.”

Sixth Street Specialty Lending, Inc. amended fifteenth amendment to the Company’s second amended and restated senior secured revolving credit facility valued at from $1.685 billion as of March 31, 2024 to $1.70 billion (effective 2024-04-24).

“On April 24, 2024, Sixth Street Specialty Lending, Inc. (the “Company”) entered into a fifteenth amendment to the Company’s second amended and restated senior secured revolving credit facility, dated February 27, 2014 (as amended, the “Revolving Credit Facility”), which, among other changes, (a) increases the aggregate commitments under the Revolving Credit Facility from $ 1.685 billion as of March 31, 2024 to $1.70 billion and (b) extends the termination of the revolving period on $ 1.505 billion of commitments to April 24, 2028 and the stated maturity date to April 24, 2029.”

Sixth Street Specialty Lending, Inc. reported the quarter ended December 31, 2023 results: net income net income per share were $0.62 and $0.58, EPS net investment income and net income per share were $0.62 and $0.58.

“For the quarter ended December 31, 2023 net investment income and net income per share were $0.62 and $0.58, respectively.”

Sixth Street Specialty Lending, Inc. reported the year ended December 31, 2023 results: net income net income of $2.61 per share, EPS net investment income of $2.31 per share and net income of $2.61 per share.

“Sixth Street Specialty Lending, Inc. (NYSE: TSLX, or the “Company”) today reported net investment income of $2.31 per share and net income of $2.61 per share, for the year ended December 31, 2023.”

Sixth Street Specialty Lending, Inc. incurred senior notes of $350,000,000 with U.S. Bank Trust Company, National Association at 6.125% per year maturing March 1, 2029.

“On January 16, 2024, Sixth Street Specialty Lending, Inc. (the “Company”) and U.S. Bank Trust Company, National Association (the “Trustee”), entered into a First Supplemental Indenture (the “First Supplemental Indenture”) to the Indenture, dated as of January 16, 2024, between the Company and the Trustee (the “Base Indenture”; and together with the First Supplemental Indenture, the “Indenture”), relating to the Company’s issuance, offer and sale of $ 350,000,000 aggregate principal amount of its 6.125% notes due 2029 (the “Notes”).”

Sixth Street Specialty Lending, Inc. entered into First Supplemental Indenture with U.S. Bank Trust Company, National Association valued at $350,000,000 (effective 2024-01-16).

“On January 16, 2024, Sixth Street Specialty Lending, Inc. (the “Company”) and U.S. Bank Trust Company, National Association (the “Trustee”), entered into a First Supplemental Indenture (the “First Supplemental Indenture”) to the Indenture, dated as of January 16, 2024, between the Company and the Trustee (the “Base Indenture”; and together with the First Supplemental Indenture, the “Indenture”), relating to the Company’s issuance, offer and sale of $ 350,000,000 aggregate principal amount of its 6.125% notes due 2029 (the “Notes”).”

Sixth Street Specialty Lending, Inc. reported third quarter ended September 30, 2023 results: net income net income of $0.74 per share.

“On November 2, 2023, the registrant issued a press release announcing its financial results for the quarter ended September 30, 2023.”

Sixth Street Specialty Lending, Inc. incurred senior notes of $300,000,000 aggregate principal amount with Computershare Trust Company, N.A., as successor to Wells Fargo Bank, National Association (the Trustee) at 6.950% per year maturing August 14, 2028.

“On August 14, 2023, Sixth Street Specialty Lending, Inc. (the "Company") and Computershare Trust Company, N.A., as successor to Wells Fargo Bank, National Association (the "Trustee"), entered into a Fourth Supplemental Indenture (the "Fourth Supplemental Indenture") to the Indenture, dated as of January 22, 2018, between the Company and the Trustee (the "Base Indenture"; and together with the Fourth Supplemental Indenture, the "Indenture"), relating to the Company's issuance, offer and sale of $300,000,000 aggregate principal amount of its 6.950% notes due 2028 (the "Notes").”

Sixth Street Specialty Lending, Inc. entered into Fourth Supplemental Indenture with Computershare Trust Company, N.A., as successor to Wells Fargo Bank, National Association valued at $300,000,000 aggregate principal amount (effective 2023-08-14).

“On August 14, 2023, Sixth Street Specialty Lending, Inc. (the “Company”) and Computershare Trust Company, N.A., as successor to Wells Fargo Bank, National Association (the “Trustee”), entered into a Fourth Supplemental Indenture (the “Fourth Supplemental Indenture”)”

Sixth Street Specialty Lending, Inc. reported the quarter ended June 30, 2023 results: net income $0.63 per share, EPS $0.63 per share.

“On August 3, 2023, the registrant issued a press release announcing its financial results for the quarter ended June 30, 2023.”

Sixth Street Specialty Lending, Inc.: Amended bylaws to increase the maximum number of directors from nine to ten and to increase the number of directors serving from nine to ten (effective 2023-07-10).

“On July 10. 2023, the Board of Directors approved amendments to the Company’s Bylaws effective as of that date to increase the maximum number of members of the Board of Directors from nine (9) to ten (10) and to increase the number of directors serving on the Board of Directors from nine (9) to ten (10).”

P. Emery Covington was appointed as Director at Sixth Street Specialty Lending, Inc..

“On July 10, 2023, the Board of Directors (the “Board”) of Sixth Street Specialty Lending, Inc. (the “Company”) increased the size of the Board from nine (9) to ten (10) directors, and appointed P. Emery Covington as a director to fill the vacancy.”

Sixth Street Specialty Lending, Inc.: Increased maximum board size from 9 to 10 and current board size from 9 to 10 (effective 2023-06-10).

“On June 10, 2023, the Board of Directors approved amendments to the Company’s Bylaws effective as of that date to increase the maximum number of members of the Board of Directors from nine (9) to ten (10) and to increase the number of directors serving on the Board of Directors from nine (9) to ten (10).”

P. Emery Covington was appointed as director at Sixth Street Specialty Lending, Inc..

“On June 10, 2023, the Board of Directors (the “Board”) of Sixth Street Specialty Lending, Inc. (the “Company”) increased the size of the Board from nine (9) to ten (10) directors, and appointed P. Emery Covington as a director to fill the vacancy.”

Sixth Street Specialty Lending, Inc. amended revolving credit of $1.71 billion maturing June 12, 2028.

“increases the aggregate commitments under the Revolving Credit Facility from $1.585 billion to $1.71 billion and (b) extends the termination of the revolving period on $1.465 billion of commitments to June 11, 2027 and the stated maturity date to June 12, 2028”

Sixth Street Specialty Lending, Inc. amended Revolving Credit Facility valued at $1.71 billion (effective 2023-06-12).

“On June 12, 2023, Sixth Street Specialty Lending, Inc. (the “Company”) entered into a fourteenth amendment to the Company’s second amended and restated senior secured revolving credit facility, dated February 27, 2014 (as amended, the “Revolving Credit Facility”), which, among other changes, (a) increases the aggregate commitments under the Revolving Credit Facility from $1.585 billion to $1.71 billion and (b) extends the termination of the revolving period on $1.465 billion of commitments to June 11, 2027 and the stated maturity date to June 12, 2028.”

Sixth Street Specialty Lending, Inc. shareholders approved Sales of Common Stock Below NAV at the 2023-05-25 meeting.

“The stockholders approved the proposal to authorize the Company to sell or otherwise issue shares of its common stock at a price below its then-current net asset value per share in one or more offerings, in each case subject to the approval of its board of directors and subject to certain conditions as set forth in the proxy statement (including that the number of shares issued does not exceed 25% of the Company’s then-outstanding common stock immediately prior to each such offering), by the vote shown below.”

Sixth Street Specialty Lending, Inc. shareholders approved Ratification of Appointment of Independent Registered Public Accounting Firm at the 2023-05-25 meeting.

“The stockholders ratified the retention of KPMG LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2023.”

Sixth Street Specialty Lending, Inc. shareholders approved Election of Class I Directors at the 2023-05-25 meeting.

“The stockholders elected the nominees for Class I director by the vote shown below.”

Sixth Street Specialty Lending, Inc. reported the first quarter ended March 31, 2023 results: net income net income of $0.65 per share, EPS $0.65 per share.

“Sixth Street Specialty Lending, Inc. (NYSE: TSLX, or the “Company”) today reported net investment income of $0.53 per share and net income of $0.65 per share for the first quarter ended March 31, 2023.”

Sixth Street Specialty Lending, Inc. reported the quarter ended December 31, 2022 results: EPS $0.57.

“For the quarter ended December 31, 2022 net investment income and net income per share were $0.65 and $0.57, respectively.”

Sixth Street Specialty Lending, Inc. reported the year ended December 31, 2022 results: EPS $1.38 per share.

“Sixth Street Specialty Lending, Inc. (NYSE: TSLX, or the “Company”) today reported net investment income of $2.13 per share and net income of $1.38 per share, for the year ended December 31, 2022.”

Sixth Street Specialty Lending, Inc. reported the quarter ended December 31, 2022 results: net income $0.57 per share.

“For the quarter ended December 31, 2022 net investment income and net income per share were $0.65 and $0.57, respectively.”

Sixth Street Specialty Lending, Inc. reported the year ended December 31, 2022 results: net income net income of $1.38 per share.

“net investment income of $2.13 per share and net income of $1.38 per share, for the year ended December 31, 2022.”

Sixth Street Specialty Lending, Inc. reported financial results for third quarter ended September 30, 2022.

“On November 1, 2022, the registrant issued a press release announcing its financial results for the quarter ended September 30, 2022.”

Anton Brett was appointed as Chief Compliance Officer and Secretary at Sixth Street Specialty Lending, Inc..

“Anton Brett was appointed by the Board of the Company to the position of Chief Compliance Officer and Secretary of the Company”

Ian Simmonds changed role as Chief Compliance Officer at Sixth Street Specialty Lending, Inc..

“Ian Simmonds would step down from his position as Chief Compliance Officer of the Company”