LSB INDUSTRIES, INC. — Director's Dealing 2011

May 10, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LSB INDUSTRIES INC (LXU)
CIK: 0000060714
Period of Report: 2011-05-09

Reporting Person: Rieker Harold L (Vice President/Prin Acctg Off)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-09	Common Stock	S	1100	$45.00	Disposed	0	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Incentive Stock Option	$7.86	2018-11-13	Common Stock (15000)	15000	Direct

Footnotes

F1: Incentive Stock Option ("ISO") granted by the Issuer to the reporting person under the Issuer's Incentive Stock Option Plans. Each ISO is for a term of 10 years from the date of grant. An ISO for 15,000 shares of the Issuer's common stock exercisable at $7.86, with an expiration date of November 13, 2018, was granted to the reporting person on November 13, 2008. This ISO vests at the end of years one through six in the following amounts: 16.5%, 16.5%, 16.5%, 16.5%, 16.5% and 17.5%. This ISO will be fully vested at the end of year six. As of the date of this report, the total number of shares underlying the ISO is 15,000.