Stellar Biotechnologies Reports on Unusual Trading Activity

PORT HUENEME, CA--(Marketwired - Aug 29, 2014) - Stellar Biotechnologies, Inc. ("Stellar" or "the Company") (OTCQB: SBOTF) (TSX VENTURE: KLH) reports that, in view of the unusual market trading activity in the Company's stock, the Investment Industry Regulatory Organization of Canada (IIROC) has contacted the Company in accordance with its usual market surveillance practice.

While the Company ordinarily does not comment on market activity or market speculation, at the request of IIROC, Stellar confirms that it is not aware of any material change in the Company's operations that would merit such trading activity.

About Stellar Biotechnologies, Inc.

Stellar Biotechnologies, Inc. (OTCQB: SBOTF) (TSX VENTURE: KLH) is the leader in sustainable manufacture of Keyhole Limpet Hemocyanin (KLH), an important immune-stimulating protein used in wide-ranging therapeutic and diagnostic markets. KLH is both an active pharmaceutical ingredient (API) in many new immunotherapies (targeting cancer, immune disorders, and infectious diseases) as well as a finished product for measuring immune status. Stellar Biotechnologies is unique in its proprietary methods, facilities, and KLH technology. We are committed to meeting the growing demand for commercial-scale supplies of GMP grade KLH, ensuring environmentally sound KLH production, and developing KLH-based active immunotherapies.

Visit www.stellarbiotech.com and the KLH knowledge base www.klhsite.org.

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