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

501 N Broadway St Louis MO 63102

20000 15000000.00 26400000 06/15/2026 NASDAQ Common 02/20/2026 RSUs SiTime Corporation N 20000 02/20/2026 Net Exercise N Rajesh Vashist

5451 Patrick Henry Dr Santa Clara CA 95054

Common 06/03/2026 40000 28000000.00 Of the shares covered by this Form 144: an aggregate of 5,000 shares were sold by a LLC of which Mr. Vashist is a Controlling Officer; 15,000 shares were sold in a individual account for Mr. Vashist. 06/15/2026 03/04/2026 /s/ Justin Boulware, as a duly authorized representative of STIFEL, as attorney-in-fact for Rajesh Vashist