| 9/6/2023 | BKHY | S&P assigns Prairie Acquiror B+
|
| 9/7/2022 | BKHY | S&P turns Prairie ECI outlook to stable
|
| 8/11/2021 | BKHY | Moody's gives Tallgrass notes B1
|
| 8/11/2021 | BKHY | Fitch assigns Tallgrass notes BB-
|
| 8/11/2021 | BKHY | S&P rates Tallgrass Energy notes BB-
|
| 12/14/2020 | BKHY | Moody's trims Prairie
|
| 12/9/2020 | BKHY | S&P revises Prairie ECI view to negative
|
| 9/10/2020 | BKHY | Moody’s gives Tallgrass notes B1
|
| 9/10/2020 | BKHY | S&P gives Tallgrass notes BB-
|
| 9/8/2020 | BKHY | Fitch trims Tallgrass Energy Partners
|
| 2/18/2020 | BKHYIG | Fitch downgrades Tallgrass
|
| 2/18/2020 | BKHYIG | Moody's assigns Tallgrass notes B1
|
| 2/18/2020 | BKHYIG | S&P rates Tallgrass notes BB-
|
| 2/6/2020 | BKHY | Moody's trims Prairie loan
|
| 1/31/2020 | BKHY | Fitch keeps Prairie ECI on watch
|
| 1/30/2020 | BKHY | S&P trims Tallgrass
|
| 12/23/2019 | BKHY | Moody’s reviews Tallgrass for downward
|
| 9/3/2019 | BKHY | Fitch puts Prairie ECI on negative watch
|
| 2/21/2019 | BKHY | S&P rates Prairie ECI loan B+
|
| 2/20/2019 | BKHY | Moody's rates Prairie ECI loan B1
|
| 2/20/2019 | BKHY | Fitch rates Prairie ECI loan BB-
|
