X0609 4 2026-10-16 0001820144 Grindr Inc. GRND 0001833678 Zage George Raymond III false C/O GRINDR INC. 750 N. SAN VICENTE BLVD. STE RE1400 WEST HOLLYWOOD CA 90069 true false true false 1 Common Stock 2026-10-16 4 S 0 350000 14.228 D 6777743 D Common Stock 2026-10-19 4 S 0 150000 13.87 D 6627743 D Common Stock 1385507 I By LLC Common Stock 85926333 I By Tiga Eighty-Eight Pte Ltd. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan, adopted June 17, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.575 to $14.28, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. Shares held by Big Timber Holdings, LLC, a Nevis limited liability company ("Big Timber"). The Reporting Person is the Manager and sole member of Big Timber and exercises ultimate voting and investment power over the shares of the Issuer's common stock held by Big Timber. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein. The inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose. Shares held by Tiga Eighty-Eight Pte. Ltd., which is 100% indirectly owned by the Reporting Person. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein. The inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose. /s/ Bella Zaslavsky, Attorney-in-Fact 2026-10-20