Niocorp Developments Ltd.

NB

Financials

10-KFY 202609/25/26 10-QQ3 ended 03/31/2605/14/26 10-QQ2 ended 12/31/2502/06/26 10-QQ1 ended 09/30/2511/13/25 10-KFY 202509/11/25

Disclosures

8-KCurrent report10/16/26 8-KCurrent report10/16/26 8-KCurrent report07/08/26 8-KCurrent report04/06/26 8-KCurrent report02/25/26

Prospectuses and Registrations

424B2Prospectus for primary offering02/25/26 424B2Prospectus for primary offering02/24/26 424B7Prospectus01/20/26 424B2Prospectus for primary offering10/14/25 424B5Prospectus supplement10/14/25

Proxies

DEF 14ADefinitive proxy02/25/26 DEFA14AAdditional proxy materials02/25/26 PRE 14APreliminary proxy02/10/26 DEF 14ADefinitive proxy02/03/25 DEFA14AAdditional proxy materials02/03/25

Ownership

SC 13GBeneficial ownership07/29/26 Form 4Insider transaction07/08/26 Form 4Insider transaction07/08/26 Form 4Insider transaction07/08/26 Form 4Insider transaction07/08/26

Other

8-A12B/A8-A12B/A04/06/26 ARSAnnual report to shareholders02/25/26 8-A12B8-A12B11/21/25 EFFECTRequest for effectiveness03/04/25 CORRESPCorrespondence with the SEC02/28/25