NISOURCE INC. — Director's Dealing 2010

Jan 12, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NISOURCE INC/DE (NI)
CIK: 0001111711
Period of Report: 2010-01-08

Reporting Person: GROSSMAN J W (Vice President and Controller)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-01-08	Common Stock	F	5184	$15.56	Disposed	69532	Direct
2010-01-08	Common Stock	F	2330	$15.55	Disposed	67202	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	523.7941	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Non Qualified Stock Options	$25.94	2011-01-01	Common Stock (9434)	9434	Direct
Non Qualified Stock Options	$21.005	2012-01-25	Common Stock (11416)	11416	Direct
Non Qualified Stock Options	$19.84	2013-01-01	Common Stock (20281)	20281	Direct
Non Qualified Stock Options	$21.86	2014-01-01	Common Stock (24232)	24232	Direct
Non Qualified Stock Options	$22.62	2015-01-03	Common Stock (59486)	59486	Direct
Phantom Stock	$0		Common Stock (33301)	33301	Direct

Footnotes

F1: The phantom stock units are to be settled following the reporting person's retirement or other termination.

F2: Includes shares acquired through the NiSource Inc. Retirement Savings Plan through 12/31/09.