X0508 4 2025-11-18 0001786108 Trinity Capital Inc. TRIN 0001796793 Brown Steve Louis C/O TRINITY CAPITAL INC. 1 N. 1ST STREET, SUITE 302 PHOENIX AZ 85004 true true false false Executive Chairman false Common Stock 2025-11-18 4 P false 2137 14.52 A 820603 D Common Stock 542346 I By The Steven and Patricia Brown Family Trust, dated March 19,1998 The price reported in Column 4 is a weighted-average price, rounded to the nearest hundredth. These shares were purchased in multiple transactions at prices ranging from $14.50 to $14.58 per share, inclusive. The reporting person undertakes to provide upon request by the staff of the Securities and Exchange Commission, Trinity Capital Inc. (the "Company"), or a security holder of the Company, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. Sarah Stanton is signing on behalf of Mr. S. Brown pursuant to the power of attorney dated June 2, 2021, which was previously filed with the Securities and Exchange Commission as an exhibit to the Form 4 Mr. S. Brown filed on June 2, 2021. /s/ Sarah Stanton, on behalf of Steven L. Brown 2025-11-20