Stock Trading History of Hanson Thomas L

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Hanson Thomas L since year 2005. The trader's CIK number is 1209098. At the time of this reporting, Hanson Thomas L is the VICE PRESIDENT of Alliant Energy Corp (stock ticker symbol LNT).

Stock purchases, sales, and option exercises reported by *Hanson Thomas L* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-05-10	LNT	Alliant Energy Corp	Option Exercise	4,322	28.74	124,192
2007-05-10	LNT	Alliant Energy Corp	Sale	4,834	44.87	216,917
2007-02-14	LNT	Alliant Energy Corp	Option Exercise	14,090	28.19	397,223
2007-02-14	LNT	Alliant Energy Corp	Sale	14,090	41.77	588,581
2007-02-12	LNT	Alliant Energy Corp	Sale	27,942	40.36	1,127,627
2007-02-12	LNT	Alliant Energy Corp	Option Exercise	27,942	25.79	720,606
2006-02-17	LNT	Alliant Energy Corp	Option Exercise	500	16.82	8,410
2006-02-16	LNT	Alliant Energy Corp	Purchase	8	30.62	244
2006-01-17	LNT	Alliant Energy Corp	Purchase	8	28.91	231
2005-12-16	LNT	Alliant Energy Corp	Purchase	8	28.64	229
2005-11-16	LNT	Alliant Energy Corp	Purchase	9	27.21	244
2005-10-18	LNT	Alliant Energy Corp	Purchase	9	27.30	245
2005-09-16	LNT	Alliant Energy Corp	Purchase	8	30.03	240
2005-08-16	LNT	Alliant Energy Corp	Purchase	4	29.41	117
2005-08-01	LNT	Alliant Energy Corp	Purchase	4	28.91	115
2005-07-15	LNT	Alliant Energy Corp	Purchase	4	28.41	113
2005-06-15	LNT	Alliant Energy Corp	Purchase	4	27.58	110
2005-06-01	LNT	Alliant Energy Corp	Purchase	4	27.77	111
2005-05-16	LNT	Alliant Energy Corp	Purchase	9	26.94	242
2005-04-15	LNT	Alliant Energy Corp	Purchase	9	26.75	240
2005-03-17	LNT	Alliant Energy Corp	Purchase	9	27.45	247

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Hanson Thomas L (VICE PRESIDENT of Alliant Energy Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.