Microbix Biosystems Inc. — Declaration of Voting Results & Voting Rights Announcements 2021

Mar 30, 2021

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MICROBIX BIOSYSTEMS INC.

265 Watline Avenue, Mississauga, Ontario L4Z 1P3

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March 30[th] , 2021

British Columbia Securities Commission Alberta Securities Commission Ontario Securities Commission Québec Autorité des marchés financiers

Dear Sirs:

Re: Microbix Biosystems Inc. (the ‘Company’)

Report of Voting Results pursuant to section 11.3 of National Instrument 51-102 - Continuous Disclosure Obligations (‘NI 51-102’)

Following the annual meeting of shareholders of Microbix Biosystems Inc. held on March 30[th] , 2021, (the ‘Meeting’), and in accordance with section 11.3 of NI 51-102, we hereby advise you of the following voting results obtained at the Meeting:-

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----- Start of picture text ----- Item Voted Upon Voting Results----- End of picture text -----

Item Voted UponVoting Results	Item Voted UponVoting Results
1.ElectionofDirectorsnominated in the Company’smanagement information circulardated February 12th, 2021	* The nominees proposed by management were electedindividually; proxy voting was as follows:Votes For Votes WithheldPeter M. Blecher 46,774,045 43,136(99.91%) (0.09%)Mark A. Cochran 46,783,545 33,636(99.93%) (0.07%)Vaughn C. Embro-Pantalony 46,702,181 115,000(99.75%) (0.25%)Anthony Giovinazzo 46, 411,681 405,500(99.13%) (0.87%)Joseph D. Renner 46,774,181 43,000(99.91%) (0.09%)Martin Marino 46,781,681 35,500(99.92%) (0.08%)Cameron Groome 46,702,083 115,098(99.75%) (0.25%)

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----- Start of picture text ----- 2. Re-Appointment of Ernst & * The ordinary resolution was approved by shareholders; proxyYoung LLP as the Company’s voting was as follows:auditors and authorization for Votes For Votes Withheldthe Board of Directors to fix their 47,511,727 10,632remuneration3. Re-Approval of the Company’s * The ordinary resolution was approved by shareholders; proxyStock Option Plan voting was as follows: Votes For Votes Against 42,965,677 3,851,5044. Approval of Amendment to * The ordinary resolution was approved by disinterested2015 & 2017 Warrants Held by shareholders; proxy voting was as follows:Insiders Votes For Votes Against 36,811,282 6,123,273----- End of picture text -----

Trusting the whole is to your satisfaction, we remain,

Yours faithfully,

MICROBIX BIOSYSTEMS INC.

“James S. Currie”

per: James S. Currie Chief Financial Officer

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