BlackRock, Inc. Reports New 4.8% Stake in NioCorp Developments Ltd.

On April 27, 2026, BlackRock, Inc. filed a Schedule 13G/A with the SEC, reporting a 4.8% ownership stake in NioCorp Developments Ltd. (NB). According to the filing, BlackRock beneficially owns 6,814,525 shares of common stock as of the event date on March 31, 2026. This represents a significant increase from the previously reported 0.0% position, indicating a new substantial holding for the investment firm. Of the total shares held, BlackRock reported sole voting power over 6,638,532 shares and sole dispositive power over the full 6,814,525 shares. The filing was submitted under Rule 13d-1(b), certifying that the securities were acquired in the ordinary course of business and not for the purpose of influencing or changing the control of the issuer. Various subsidiary entities under the BlackRock umbrella are involved in the holding, though no single person's interest exceeds 5% of the total outstanding common shares. The issuer is headquartered in Centennial, Colorado.