Sec Form 4 Filing - WATSA V PREM ET AL @ BLACKBERRY Ltd - 2020-09-01

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person WATSA V PREM ET AL 2. Issuer Name and Ticker or Trading Symbol BLACKBERRY Ltd [ BB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 95 WELLINGTON STREET WEST, SUITE 800 3. Date of Earliest Transaction (MM/DD/YY) 09/01/2020 (Street) TORONTO ONTARIO, A6M5J 2N7 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 3.75% Unsecured Convertible Debentures ( 1 ) 09/01/2020 J( 1 ) 1 ( 1 ) ( 1 ) Common Shares 50,000,000 ( 1 ) $ 500,000,000 ( 1 ) 0 I See Footnote ( 3 ) 1.75% Unsecured Convertible Debentures ( 2 ) 09/01/2020 J( 2 ) 1 ( 2 ) ( 2 ) Common Shares 55,000,000 $ 330,000,000 1 I See Footnote ( 3 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other WATSA V PREM ET AL 95 WELLINGTON STREET WEST SUITE 800 TORONTO ONTARIO, A6M5J 2N7 X X FAIRFAX FINANCIAL HOLDINGS LTD/ CAN 95 WELLINGTON ST WEST SUITE 800 TORONTO ONTARIO, A6M5J 2N7 X X SECOND 1109 HOLDCO LTD. 95 WELLINGTON ST W SUITE 800 TORONTO ONTARIO, A6M5J 2N7 X X SIXTY TWO INVESTMENT CO LTD 1600 CATHEDRAL PLACE 925 WEST GEORGIA ST. VANCOUVER BC, A1V6C 3L3 X X FFHL GROUP LTD 95 WELLINGTON STREET WEST SUITE 800 TORONTO ONTARIO, A6M5J 2N7 X X Signatures /s/ V. Prem Watsa 12/03/2020 Signature of Reporting Person Date /s/ Peter Clarke, Vice President and COO, on behalf of Fairfax Financial Holdings Ltd. 12/03/2020 Signature of Reporting Person Date /s/ V. Prem Watsa, President, on behalf of The Second 1109 Holdco Ltd. 12/03/2020 Signature of Reporting Person Date /s/ V. Prem Watsa, President, on behalf of The Sixty Two Investment Company Limited 12/03/2020 Signature of Reporting Person Date /s/ V. Prem Watsa, President, on behalf of FFHL Group Ltd 12/03/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The 3.75% unsecured convertible debentures (the "3.75% Debentures") were redeemed by BlackBerry Limited ("BlackBerry") at a redemption price of 101.685% of the outstanding principal amount of the 3.75% Debentures. The 3.75% Debentures had a maturity date of November 13, 2020 and were convertible at any time into common shares of BlackBerry at an initial conversion price of $10.00 per common share. The 3.75% Debentures were not converted into common shares of BlackBerry upon redemption. ( 2 )The 1.75% unsecured convertible debentures (the "1.75% Debentures") have a stated maturity of November 13, 2023 and are not redeemable by BlackBerry prior to maturity. The 1.75% Debentures are convertible at any time into common shares of BlackBerry at an initial conversion price of $6.00 per common share, subject to adjustments in accordance with the indenture governing the 1.75% Debentures. ( 3 )These securities are held by wholly-owned subsidiaries of Fairfax Financial Holdings Limited. Mr. Watsa is the CEO and controlling person of Fairfax Financial Holdings Limited through the other Reporting Persons. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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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