Form 4 Filing for NIOCORP DEVELOPMENTS LTD

This filing details a Form 4 filed by James T. Sims, Chief Communications Officer of NIOCORP DEVELOPMENTS LTD, on July 8, 2026. The report covers transactions on July 6, 2026. Mr. Sims acquired 97,720 employee stock options with a right to buy common shares at a price of $0.00 per share. These options have an exercise date linked to a footnote indicating vesting schedules: 34% vested on the grant date, 33% on the first anniversary, and the remainder on the second anniversary, July 6, 2028. The options expire on July 6, 2031. Following this transaction, Mr. Sims owns 97,720 shares. The underlying security is the Common Shares of NIOCORP DEVELOPMENTS LTD.