| 3/2/2021 | CVIG | Fitch lowers National Grid
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| 12/1/2020 | CVIG | Fitch revises National Grid view to negative
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| 8/14/2020 | CVIG | Moody’s acts on National Grid units
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| 7/2/2020 | CV | National Grid trims conversion price for 0.9% convertibles due 2020
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| 12/2/2019 | CV | National Grid trims conversion price for 0.9% convertibles due 2020
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| 11/15/2019 | CVIG | Moody’s reviews two National Grid subsidiaries for downgrade
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| 8/27/2019 | CV | Moody’s rates National Grid hybrids Baa3
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| 8/27/2019 | CV | Fitch rates NGG Finance notes BBB-
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| 8/27/2019 | CV | S&P rates National Grid notes BBB
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| 5/30/2019 | CV | National Grid cuts conversion price for 0.9% convertibles due 2020
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| 11/26/2018 | CV | National Grid trims conversion price for 0.9% convertibles due 2020
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| 5/31/2018 | CV | National Grid trims conversion price for 0.9% convertibles due 2020
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| 11/27/2017 | CV | National Grid lowers conversion price for 0.9% convertibles due 2020
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| 6/1/2017 | CV | National Grid trims conversion price for 0.9% convertibles due 2020
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| 11/28/2016 | CV | National Grid lowers conversion price for 0.9% convertibles due 2020
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| 9/30/2016 | CACV | Moody’s: National Grid Gas A3
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| 6/2/2016 | CV | National Grid lowers conversion price for 0.9% convertibles due 2020
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| 2/22/2016 | CV | S&P affirms National Grid
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| 11/27/2015 | CV | National Grid changes conversion price for 0.9% convertible bonds
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| 10/9/2015 | CV | National Grid sets conversion price of £400 million 0.9% convertibles
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| 9/24/2015 | CV | New Issue: National Grid sells £400 million five-year convertible bonds to yield 0.9%, up 30%
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| 9/24/2015 | CV | National Grid plans to sell £350 million five-year convertible bonds to yield 0.5%-1.3%, up 30%
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| 7/20/2012 | CVIG | National Grid files automatic shelf registration for debt securities
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| 6/16/2009 | CVIG | National Grid files debt securities automatic shelf registration
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