Blackberry (BB)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-31 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: BLACKBERRY Ltd (BB) CIK: 0001070235 --- Reporting Owner --- Name: DISBROW LISA S CIK: 0001712360 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Deferred Share Unit Date: 2026-08-31 | Code: A (Grant or award) Shares: +10,123 Shares Owned After: 359,106 | Ownership: D (Direct) Footnotes: [F1] Each Deferred Share Unit ("DSU") is the economic equivalent of one common share. The DSUs become payable, in cash or common shares or a combination of the two, at the discretion of BlackBerry Limited ("BlackBerry") following cessation of the reporting person's service as a director of BlackBerry. [F1] Each Deferred Share Unit ("DSU") is the economic equivalent of one common share. The DSUs become payable, in cash or common shares or a combination of the two, at the discretion of BlackBerry Limited ("BlackBerry") following cessation of the reporting person's service as a director of BlackBerry. [F1] Each Deferred Share Unit ("DSU") is the economic equivalent of one common share. The DSUs become payable, in cash or common shares or a combination of the two, at the discretion of BlackBerry Limited ("BlackBerry") following cessation of the reporting person's service as a director of BlackBerry. [F1] Each Deferred Share Unit ("DSU") is the economic equivalent of one common share. The DSUs become payable, in cash or common shares or a combination of the two, at the discretion of BlackBerry Limited ("BlackBerry") following cessation of the reporting person's service as a director of BlackBerry. --- Footnotes (Complete Index) --- F1: Each Deferred Share Unit ("DSU") is the economic equivalent of one common share. The DSUs become payable, in cash or common shares or a combination of the two, at the discretion of BlackBerry Limited ("BlackBerry") following cessation of the reporting person's service as a director of BlackBerry. --- Signature --- /s/ /s/ Fraser Deziel, Attorney-in-Fact for Lisa Disbrow (2026-09-01)