Mainz Barry's Form 4 filing
BLACKBERRY Ltd (BB) · filed Sep 1, 2026
- Accession no.
- 0001070235-26-000108
- Filed
- Sep 1, 2026, 5:11 PM ET
- Trade date
- Aug 31, 2026
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Not checked
This filing lists 1 derivative transaction. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Mainz BarryCIK 0001388839 | Director |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
This filing has no transactions of this kind.
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 31, 2026 | Common Shares | AGrant or awardAcquired | +9,433 | –F1 | – | 93,263 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- 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.
Referenced by the price of 1 transaction in Table II.