NISOURCE INC. — Director's Dealing 2011

Jan 21, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NISOURCE INC/DE (NI)
CIK: 0001111711
Period of Report: 2011-01-19

Reporting Person: SKAGGS ROBERT C JR (Director, President & CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-01-19	Phantom Stock	$0	A	1745.936	Acquired		Common Stock (1745.936)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	702543	Direct
Common Stock	18298.6326	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Non Qualified Stock Options	$21.005	2012-01-25	Common Stock (18550)	18550	Direct
Non Qualified Stock Options	$19.84	2013-01-01	Common Stock (27287)	27287	Direct
Non Qualified Stock Options	$21.86	2014-01-01	Common Stock (48883)	48883	Direct
Non Qualified Stock Options	$22.62	2015-01-03	Common Stock (171429)	171429	Direct

Footnotes

F1: Includes shares acquired through the NiSource Inc. Retirement Savings Plan through December 31, 2010.

F2: The phantom stock units represent dividend equivalents and are to be settled following the reporting person's retirement or other termination of service.