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FWP
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26 Feb 18
Free writing prospectus
12:00am
8-K
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21 Feb 18
Great Plains Energy Reports Full-year 2017 Results
12:00am
8-K
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20 Feb 18
Departure of Directors or Certain Officers
12:00am
8-K
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12 Jan 18
Other Events
12:00am
8-K
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10 Jan 18
Regulation FD Disclosure
12:00am
8-K
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3 Nov 17
Regulation FD Disclosure
12:00am
8-K
izkbu6
1 Nov 17
Great Plains Energy Reports Third Quarter 2017 Results
12:00am
8-K
4rqyfhj
26 Sep 17
Regulation FD Disclosure
12:00am
8-K
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11 Sep 17
Entry into a Material Definitive Agreement
12:00am
8-K
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9 Aug 17
Great Plains Energy Reports Second Quarter Results
12:00am
8-K
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15 Jun 17
Other Events
12:00am
424B2
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14 Jun 17
Prospectus for primary offering
12:00am
424B5
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13 Jun 17
Prospectus supplement for primary offering
12:00am
FWP
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13 Jun 17
Free writing prospectus
12:00am
8-K
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30 May 17
Other Events
12:00am
8-K
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4 May 17
Great Plains Energy Reports First Quarter Results
12:00am