Effective Oct. 7, 2016, Poet Technologies Inc.'s short form base shelf prospectus dated Oct. 6, 2016, was filed with and receipted by the Ontario Securities Commission. Under Multilateral Instrument 11-102, Passport System, the prospectus is deemed to have been filed with and receipted by the securities regulators for each of the British Columbia, Alberta, Saskatchewan, Manitoba, New Brunswick, Nova Scotia, Prince Edward Island, and Newfoundland and Labrador securities commissions. The TSX Venture Exchange has also accepted the filing of the company's prospectus supplement dated March 14, 2018.

The TSX Venture Exchange has been advised that the closing of the offering occurred on March 21, 2018, for gross proceeds of $13,799,885.

Offering:  25,090,700 units (includes the 3,272,700-unit overallotment option exercised in full)

Unit price:  55 cents per unit (Each unit consists of one common share and one-half of one common share purchase warrant.)

Warrant exercise price/term:  Each whole warrant is exercisable into one common share at 75 cents for a two-year period.

Underwriters:  Cormark Securities Inc. and H.C. Wainwright & Co. LLC

Underwriters' commissions:  total cash commissions of $827,993 and 1,505,442 broker warrants (Each broker's warrant entitles the holder to acquire one unit at 55 cents for a two-year period.)

For further details, please refer to the company's prospectus supplement dated March 14, 2018, and news releases dated March 12, 2018, and March 21, 2018.