| 2025-03-25 | Hochstufung | Wolfe Research | Peer Perform → Outperform |
| 2023-11-27 | Herabstufung | Evercore ISI | Outperform → In-line |
| 2023-05-23 | Hochstufung | Evercore ISI | In-line → Outperform |
| 2023-04-12 | Herabstufung | Evercore ISI | Outperform → In-line |
| 2023-03-03 | Hochstufung | BMO Capital Markets | Market Perform → Outperform |
| 2023-03-01 | Hochstufung | BofA Securities | Neutral → Buy |
| 2022-08-01 | Herabstufung | Wolfe Research | Outperform → Peer Perform |
| 2022-07-14 | Hochstufung | BMO Capital Markets | Underperform → Market Perform |
| 2022-05-02 | Hochstufung | Evercore ISI | In-line → Outperform |
| 2022-03-07 | Herabstufung | BMO Capital Markets | Market Perform → Underperform |
| 2022-01-13 | Herabstufung | KeyBanc Capital Markets | Overweight → Underweight |
| 2021-12-06 | Herabstufung | Evercore ISI | Outperform → In-line |
| 2021-07-12 | Herabstufung | BMO Capital Markets | Outperform → Market Perform |
| 2021-06-15 | Eingeleitet | Wolfe Research | Outperform |
| 2021-05-03 | Hochstufung | Evercore ISI | Underperform → Outperform |
| 2021-03-26 | Herabstufung | Wells Fargo | Equal Weight → Underweight |
| 2021-01-12 | Herabstufung | Evercore ISI | In-line → Underperform |
| 2020-12-03 | Hochstufung | BMO Capital Markets | Market Perform → Outperform |
| 2020-09-03 | Hochstufung | Citigroup | Sell → Neutral |
| 2020-08-28 | Hochstufung | BMO Capital Markets | Underperform → Market Perform |
| 2020-04-07 | Herabstufung | Citigroup | Neutral → Sell |
| 2020-03-12 | Herabstufung | BMO Capital Markets | Market Perform → Underperform |
| 2019-11-08 | Eingeleitet | Goldman | Neutral |
| 2019-09-06 | Herabstufung | BMO Capital Markets | Outperform → Market Perform |
| 2019-02-28 | Eingeleitet | Citigroup | Neutral |
| 2018-08-07 | Herabstufung | BofA/Merrill | Buy → Neutral |
| 2018-06-11 | Herabstufung | Evercore ISI | Outperform → In-line |
| 2018-02-26 | Herabstufung | Stifel | Buy → Hold |
| 2018-02-14 | Bestätigt | Stifel | Buy |
| 2017-12-04 | Hochstufung | Evercore ISI | In-line → Outperform |
| 2017-06-22 | Resumed | Goldman | Neutral |
| 2017-05-31 | Eingeleitet | Evercore ISI | In-line |
| 2015-01-14 | Bestätigt | Stifel | Buy |
| 2014-11-14 | Hochstufung | Stifel | Hold → Buy |
| 2013-11-11 | Eingeleitet | Stifel | Hold |