TSX: IMG NYSE: IAG

TORONTO, July 26, 2013 /PRNewswire/ – IAMGOLD Corporation (“IAMGOLD” or the “Company”) announced that, today, it acquired
6,666,667 common shares of Merrex Gold Inc. (“Merrex”) (MXI: TSXV) in
partial satisfaction or repayment of a debt owed by Merrex to an
indirect wholly-owned subsidiary of IAMGOLD.

IAMGOLD now owns 24,283,550 common shares of Merrex or 19.34% of the
outstanding common shares.

The common shares of Merrex acquired today by IAMGOLD were acquired for
investment purposes. IAMGOLD does not have any present intention to
acquire ownership of, or control over, additional securities of
Merrex. It is the intention of IAMGOLD to evaluate its investment in
Merrex on a continuing basis and such holdings may be increased or
decreased in the future.

IAMGOLD has filed an early warning report on Merrex’s SEDAR profile at www.sedar.com.

About IAMGOLD

IAMGOLD (www.iamgold.com) is a leading mid-tier gold producer with six operating gold mines
(including current joint ventures) on three continents. In the Canadian
province of Qu bec, the Company also operates Niobec Inc., one of the
world’s top three producers of niobium, and owns a rare earth element
resource close to its niobium mine. IAMGOLD is well positioned for
growth with a strong financial position and extensive management and
operational expertise. To grow from this strong base, IAMGOLD will
advance those projects from its pipeline of exploration and expansion
projects that can deliver attractive rates of return. IAMGOLD’s growth
plans are strategically focused in certain regions in Canada, select
countries in South America and Africa.

Please note:
This entire news release may be accessed via fax, e-mail, IAMGOLD’s
website at www.iamgold.com and through CNW Group’s website at www.newswire.ca. All material information on IAMGOLD can be found at www.sedar.com or at www.sec.gov.

Si vous d sirez obtenir la version française de ce communiqu , veuillez
consulter le
http://www.iamgold.com/French/Home/default.aspx

SOURCE IAMGOLD Corporation