335 results
Page 12 of 17
424B3
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11 May 07
Prospectus supplement
12:00am
8-K
EX-99
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30 Apr 07
Regulation FD Disclosure
12:00am
8-K
EX-99.1
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17 Apr 07
Regulation FD Disclosure
12:00am
8-K
EX-99
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17 Apr 07
Regulation FD Disclosure
12:00am
8-K
EX-99.1
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26 Mar 07
A Presentation to the Financial Community
12:00am
8-K
EX-99
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6 Mar 07
Regulation FD Disclosure
12:00am
8-K
EX-99
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1 Mar 07
UBS Natural Gas & Electric Utilities Conference
12:00am
8-K
EX-99
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14 Feb 07
Regulation FD Disclosure
12:00am
8-K
EX-99.1
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21 Dec 06
Other Events
12:00am
8-K
EX-99
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12 Dec 06
Departure of Directors or Principal Officers
12:00am
8-K
EX-99.2
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21 Nov 06
Regulation FD Disclosure
12:00am
8-K
EX-99
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6 Nov 06
Regulation FD Disclosure
12:00am
8-K
EX-99
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1 Nov 06
Results of Operations and Financial Condition
12:00am
8-K
EX-99.1
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27 Sep 06
Departure of Directors or Principal Officers
12:00am
8-K
EX-99
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6 Sep 06
Regulation FD Disclosure
12:00am
8-K
EX-99
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23 May 06
Regulation FD Disclosure
12:00am