144 0001339076 XXXXXXXX LIVE 0001451809 SITIME Corp 001-39135 SITIME CORPORATION 5451 PATRICK HENRY DRIVE SANTA CLARA IL 95054 408-328-4400 VASHIST RAJESH Officer Common Stifel Nicolaus

501 N Broadway St Louis MO 63102

40000 28000000.00 26400000 06/03/2026 NASDAQ Common 05/20/2026 RSUs SiTime Corp N 40000 05/20/2026 net exercise Y Of the shares covered by this Form 144: an aggregate of 30,000 shares were sold by Rajesh Vashist and 10,000 shares were sold by an LLC account for which Mr. Vashist is the controlling officer of. 06/03/2026 03/04/2026 Justin Boulware, as a duly authorized representative of STIFEL, as attorney-in-fact for Rajesh Vashist