MUELLER INDUSTRIES INC — Director's Dealing 2011

Sep 9, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MUELLER INDUSTRIES INC (MLI)
CIK: 0000089439
Period of Report: 2011-09-06

Reporting Person: STEINBERG JOSEPH S (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-09-06	Common Stock	P	14620	$42.3954	Acquired	10149879	Indirect
2011-09-06	Common Stock	P	117380	$42.9349	Acquired	10267259	Indirect
2011-09-07	Common Stock	P	64400	$43.3190	Acquired	10331659	Indirect
2011-09-07	Common Stock	P	32600	$44.4876	Acquired	10364259	Indirect
2011-09-08	Common Stock	P	56571	$44.8605	Acquired	10420830	Indirect
2011-09-08	Common Stock	P	2029	$45.5809	Acquired	10422859	Indirect

Footnotes

F1: Reflects weighted average per share purchase price of separately priced transactions at a range of $41.65-$42.65. Upon the request of the Commission or a security holder of the issuer, full information regarding the number of shares purchased at each separate price will be provided to the requesting party.

F2: Reflects shares of Mueller Industries, Inc. common stock beneficially owned by Leucadia National Corporation ("Leucadia"). The Reporting Person is a significant shareholder, a director and the President of Leucadia. The Reporting Person disclaims beneficial ownership of the Issuer's common stock owned directly and indirectly by Leucadia, except to the extent of his pecuniary interest, if any.

F3: Reflects weighted average per share purchase price of separately priced transactions at a range of $42.66-$43.20. Upon the request of the Commission or a security holder of the issuer, full information regarding the number of shares purchased at each separate price will be provided to the requesting party.

F4: Reflects weighted average per share purchase price of separately priced transactions at a range of $43.07-$44.06. Upon the request of the Commission or a security holder of the issuer, full information regarding the number of shares purchased at each separate price will be provided to the requesting party.

F5: Reflects weighted average per share purchase price of separately priced transactions at a range of $44.112-$44.77. Upon the request of the Commission or a security holder of the issuer, full information regarding the number of shares purchased at each separate price will be provided to the requesting party.

F6: Reflects weighted average per share purchase price of separately priced transactions at a range of 44.45-$45.45. Upon the request of the Commission or a security holder of the issuer, full information regarding the number of shares purchased at each separate price will be provided to the requesting party.

F7: Reflects weighted average per share purchase price of separately priced transactions at a range of $45.46-$45.77. Upon the request of the Commission or a security holder of the issuer, full information regarding the number of shares purchased at each separate price will be provided to the requesting party.