Exhibit 4.16

* SPECIMEN * THIS CERTIFIES THAT 1 1 It represnris.(-)d(-)lyffITS-certificate are transferable at the offices of Equity Financial Trust Company, Toronto, ontario Canada Transfer Agent and Registrar Treasurer and Chief Financial Officer - ...-.. ,....,’ .,_ 1 N. Pier, Kevin Barnes :\ Tan Equity CO cased this Certificate on its behalf by the f FULLY PAID AND NON-ASSESSABLE COMMON SHARES WITHOUT PAR VALUE IN THE CAPITAL OF POET TECHNOLOGIES INC. transferable on the books of the Corporation by the registered holder in person or by Attorney duly authorized in writing upon surrender of this Certificate properly endorsed. * NINE MILLION AND 00/100 * SHARES P ET krtoKleplafia SECURITY INSTRUCTIONS ON REVERSE VOIR LES INSTRUCTIONS DE SECURITE AU VERSO This Certificate is not valid until countersigned by the Transfer Agent and Registrar of the Corporation brat is the registered owner of 73044W104 ISIN: CA73044W1041 4 7 7 6 4 4 8 PnMud by DATA BUSINESS FORMS **9,000,000**************** 9,000,000**************** 9,000,000**************** 9,000,000**************** 9,000,000****************T TECHNOLOGIES DER THE BUSINESS CORPORATIONS ..,9,000,00,0****.****.

FOR VALUE RECEIVED, hereby sell, assign and transfer unto PLEASE INSERT SOCIAL INSURANCE NUMBER OF TRANSFEREE (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS OF ASSIGNEE) Shares of the Capital Stock represented by the within Certificate, and do hereby irrevocably constitute and appoint Attorney to transfer the said Stock on the Books of the within named Corporation, with full power of substitution in the premises. Dated Signature: NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE, 1N EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT, OR ANY CHANGE WHATSOEVER, AND MUST BE GUARANTEED BY A SCHEDULE 1 CANADIAN CHARTERED BANK OR AN ELIGIBLE GUARANTOR INSTITUTION WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM. Guaranteed by: 999999 TIR5405 ACCT9999 CERT 9999 THE CLASS OF SHARES REPRESENTED BY THIS CERTIFICATE HAS RIGHTS. PRIVILEGES, RESTRICTIONS OR CONDITIONS ATTACHED THERETO AND THE CORPORATION WILL FURNISH TO A SHAREHOLDER ON DEMAND AND WITHOUT CHARGE, A FULL COPY OF THE TEXT OF THE RIGHTS, PRIVILEGES. RESTRICTIONS AND CONDITIONS ATTACHED TO EACH CLASS OF SHARES AUTHORIZED TO BE ISSUED BY THE CORPORATION_ RESTRICTIONS