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

After the reported transaction, Lisa S. Disbrow holds 359,106 Deferred Share Units directly. Each DSU is the economic equivalent of one BlackBerry common share.

What is a Deferred Share Unit (DSU) in the context of BlackBerry (BB)?

A BlackBerry Deferred Share Unit (DSU) is economically equivalent to one common share. DSUs become payable, in cash, common shares, or a combination, at BlackBerry’s discretion after the director’s service ends.

BlackBerry director granted 10,123 DSUs

Q: What insider transaction did BB director Lisa S. Disbrow report?

Lisa S. Disbrow reported a grant of 10,123 Deferred Share Units (DSUs) on 2026-08-31. These DSUs are a form of equity-based compensation tied to BlackBerry’s common shares.

Q: Was the 2026-08-31 BlackBerry (BB) transaction a purchase or a grant?

The 2026-08-31 transaction was a grant/award acquisition of 10,123 Deferred Share Units to director Lisa S. Disbrow, coded as an “A” transaction for a grant, award, or other acquisition.

Q: Does the Form 4 indicate any sale of BlackBerry (BB) securities by Lisa S. Disbrow?

No. The Form 4 reports one acquisition of 10,123 Deferred Share Units and no sales or dispositions of BlackBerry securities by Lisa S. Disbrow.

Director Lisa S. Disbrow’s new 10,123 DSU grant raises her DSUs to 359,106, with payout after board service in cash, shares, or a mix at BlackBerry’s discretion.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)How Sentiment works

Sentiment and the balance of points

Rhea-AI Sentiment reads the wording of the document, how positive or negative its language is on a 1 to 5 scale. The balance of points shown with the takes weighs what the document actually discloses, so the two can disagree, for example when a trial that missed its main goal is described in upbeat language.

How Sentiment works How the balance works

Form Type

Rhea-AI Filing Summary

BlackBerry Ltd (BB) director Lisa S. Disbrow reported an acquisition of derivative equity compensation. On 2026-08-31, she received a grant of 10,123 Deferred Share Units (DSUs), each economically equivalent to one common share, increasing her directly held DSUs to 359,106. The DSUs will become payable in cash, common shares, or a combination, at BlackBerry’s discretion, following the end of her board service.

Insider Trade Summary

Grant/Award: 10,123 shares

Grant/Award 1 txn

Insider DISBROW LISA S

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Deferred Share Unit ^F1	10,123	--	--

Holdings After Transaction: Deferred Share Unit — 359,106 contracts (Direct)

Footnotes (1)

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.

Key Figures

Deferred Share Units granted: 10,123 DSUs Deferred Share Units following transaction: 359,106 DSUs Underlying common shares per DSU: 1 common share per DSU +1 more

4 metrics

Deferred Share Units granted 10,123 DSUs Grant to director Lisa S. Disbrow on 2026-08-31

Deferred Share Units following transaction 359,106 DSUs Total directly held by Lisa S. Disbrow after grant

Underlying common shares per DSU 1 common share per DSU Each DSU is the economic equivalent of one common share

Transaction count (acquisitions) 1 transaction Single derivative grant reported in this Form 4

Key Terms

Deferred Share Unit, economic equivalent, grant/award acquisition, cessation of the reporting person's service

4 terms

economic equivalent financial

"Each Deferred Share Unit ("DSU") is the economic equivalent of one common share."

grant/award acquisition financial

"transaction_action": "grant/award acquisition""

cessation of the reporting person's service regulatory

"payable ... following cessation of the reporting person's service as a director"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did BB director Lisa S. Disbrow report?

Lisa S. Disbrow reported a grant of 10,123 Deferred Share Units (DSUs) on 2026-08-31. These DSUs are a form of equity-based compensation tied to BlackBerry’s common shares.

Was the 2026-08-31 BlackBerry (BB) transaction a purchase or a grant?

The 2026-08-31 transaction was a grant/award acquisition of 10,123 Deferred Share Units to director Lisa S. Disbrow, coded as an “A” transaction for a grant, award, or other acquisition.

Does the Form 4 indicate any sale of BlackBerry (BB) securities by Lisa S. Disbrow?

No. The Form 4 reports one acquisition of 10,123 Deferred Share Units and no sales or dispositions of BlackBerry securities by Lisa S. Disbrow.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/01/2026 - 05:12 PM EDT Accepted by SEC EDGAR 09/01/2026 - 05:11 PM EDT

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

N2K 0A7

(City)

(State)

(Zip)

ONTARIO, CANADA

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Deferred Share Unit	⁽¹⁾	08/31/2026		A		10,123		⁽¹⁾	⁽¹⁾	Common Shares	10,123	⁽¹⁾	359,106	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 Disbrow	09/01/2026
	** 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).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR