The TSX Venture Exchange has accepted for filing the Westaim Corp.'s change of business (COB), as described in its management information circular dated April 13, 2015. Among the conditions to the exchange's approval of the COB was the obligation of the company to make at least one additional investment within 12 months of the exchange's final approval of the COB. The investment condition was satisfied on Aug. 31, 2015, the date on which the company completed the Arena transactions (as such term is defined in the company's July 20, 2015, news release). The COB has changed the company's business from an industrial issuer to an investment issuer pursuant to the policies of the exchange. The exchange has been advised that the COB received shareholder approval on May 15, 2015.

For additional information, refer to the related disclosure available under the company's profile on SEDAR, including the circular, the company's short form prospectus dated Aug. 28, 2015, and the company's news releases dated May 5, 2015, May 28, 2015, July 20, 2015, and Aug. 31, 2015. Please also see exchange bulletins dated July 9, 2015, and Aug. 21, 2015.

The company is classified as an investment company.

Capitalization:  unlimited number of common shares with, of which 143,186,718 common shares are issued and outstanding

Escrow:  nil common shares are subject to escrow

Transfer agent:  Computershare Investor Services Inc.

Trading symbol:  WED (unchanged)

Cusip No.:  956909105 (unchanged)