MidSouth Bancorp, Inc. is a financial holding company headquartered in Lafayette, Louisiana, with assets of $1.9 billion as of September 30, 2017. MidSouth Bancorp, Inc. trades on the NYSE under the symbol “MSL.” Through its wholly owned subsidiary, MidSouth Bank, N.A., MidSouth offers a full range of banking services to commercial and retail customers in Louisiana and Texas. MidSouth Bank currently has 50 locations in Louisiana and Texas and is connected to a worldwide ATM network that provides customers with access to more than 55,000 surcharge-free ATMs. Additional corporate information is available at MidSouthBank.com.

MidSouth Bank Mission Statement
The Mission of MidSouth Bank is to exceed the expectations of every customer, every day, by providing high-quality service.

MidSouth Bank Vision Statement
MidSouth Bank will be the strong, growing bank of choice in all our communities.

MidSouth Bank Values
Honesty Efficiency Loyalty Personal Accountability

History of MidSouth Bank

CONTACT INFORMATION

MidSouth Bancorp, Inc.
102 Versailles Boulevard
P.O. Box 3745
Lafayette, LA 70501
(337) 237-8343

Investor Relations Contact
Shaleen B. Pellerin
Assistant Vice President
Investor Relations Officer
(337) 593-3011
shaleen.pellerin@midsouthbank.
com

Institutional Investor Contact
Lorraine D. Miller, CFA
Executive Vice President
Chief Financial Officer
(337) 593-3143
lorraine.miller@midsouthbank.
com

Transfer Agent
Computershare Shareowner Services
P.O. BOX 505000
Louisville, KY 40233
(888)216-8113