Director Lisa Disbrow granted 24,337 DSUs at BlackBerry (NYSE: BB)

Rhea-AI Filing Summary

DISBROW LISA S reported acquisition or exercise transactions in this Form 4 filing.

BlackBerry Limited director Lisa S. Disbrow received an equity-based compensation award in the form of deferred share units. On this Form 4, she was granted 24,337 Deferred Share Units (DSUs), with no cash paid per unit. After this grant, she holds 339,817 DSUs directly.

Each DSU is economically equivalent to one common share of BlackBerry. According to the disclosure, the DSUs will be settled in cash, common shares, or a combination of both, at BlackBerry’s discretion after she ceases serving as a director.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

DISBROW LISA S

(Last) (First) (Middle)

C/O BLACKBERRY LIMITED

2200 UNIVERSITY AVENUE EAST

(Street)

WATERLOO A6 N2K 0A7

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BLACKBERRY Ltd [ BB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/28/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Deferred Share Unit	(1)	02/28/2026		A		24,337		(1)	(1)	Common Shares	24,337	(1)	339,817	D

Explanation of Responses:

1. 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.

Remarks:

	/s/ Fraser Deziel, Attorney-in-Fact for Lisa Debrow	03/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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FAQ

What insider transaction did BlackBerry (BB) report for Lisa S. Disbrow?

BlackBerry reported that director Lisa S. Disbrow received an award of 24,337 Deferred Share Units. These units are part of her equity-based compensation and increase her total holdings to 339,817 DSUs, all reported as directly owned.

How many Deferred Share Units does Lisa S. Disbrow hold after this BlackBerry (BB) grant?

After the reported grant, Lisa S. Disbrow holds 339,817 Deferred Share Units. This total reflects the addition of 24,337 newly awarded DSUs, all reported as directly owned, each economically equivalent to one common share of BlackBerry Limited.

What is a Deferred Share Unit in BlackBerry (BB) insider filings?

A Deferred Share Unit (DSU) is described as economically equivalent to one BlackBerry common share. For Lisa S. Disbrow, these DSUs will be paid in cash, common shares, or both, at BlackBerry’s discretion after her board service ends.

Did Lisa S. Disbrow buy or sell BlackBerry (BB) shares in this Form 4?

The Form 4 shows an acquisition through a grant or award of 24,337 Deferred Share Units, not an open-market buy or sale. The transaction code is “A,” indicating a grant, award, or other acquisition of derivative equity-based compensation.

When can Lisa S. Disbrow receive value from her BlackBerry (BB) Deferred Share Units?

The filing states that the Deferred Share Units become payable after Lisa S. Disbrow stops serving as a director. At that time, BlackBerry may settle them in cash, in common shares, or in a combination of the two, at its discretion.