| 2024-09-04 | UBS | “Buy” → “Neutral” downgrade |
| 2024-07-30 | Barclays | “Equal Weight” → “Overweight” upgrade |
| 2024-02-20 | Rothschild & Co Redburn | “Sell” → “Neutral” upgrade |
| 2023-07-28 | Bernstein | “Outperform” → “Market Perform” downgrade |
| 2023-06-16 | New Street Research | “Buy” → “Neutral” downgrade |
| 2022-11-14 | Susquehanna | “Neutral” → “Positive” upgrade |
| 2022-10-21 | New Street Research | “Neutral” → “Buy” upgrade |
| 2022-10-20 | Deutsche Bank | “Hold” → “Buy” upgrade |
| 2021-09-28 | New Street Research | “Buy” → “Neutral” downgrade |
| 2021-03-22 | TD Cowen | “Market Perform” → “Outperform” upgrade |
| 2020-07-29 | Bernstein | “Outperform” → “Market Perform” downgrade |
| 2019-07-15 | Santander | “Buy” → “Hold” downgrade |
| 2018-10-31 | Santander | “Hold” → “Buy” upgrade |
| 2018-10-23 | Susquehanna | “Positive” → “Neutral” downgrade |
| 2018-07-16 | BlueFin | “Neutral” → “Positive” upgrade |
| 2018-06-13 | RBC Capital | “Sector Perform” → “Outperform” upgrade |
| 2018-05-15 | TD Cowen | “Market Perform” → “Perform” revised |
| 2017-09-18 | Susquehanna | “Neutral” → “Positive” upgrade |
| 2017-03-10 | UBS | “Neutral” → “Buy” upgrade |
| 2017-01-19 | Citigroup | “Buy” → “Neutral” downgrade |
| 2016-12-19 | Bank of America | “Neutral” → “Buy” upgrade |
| 2016-08-17 | Bank of America | “Buy” → “Neutral” downgrade |
| 2016-07-21 | UBS | “Buy” → “Neutral” downgrade |
| 2016-04-19 | Susquehanna | “Positive” → “Neutral” downgrade |
| 2016-03-31 | BNP Paribas Exane | “Neutral” → “Underperform” downgrade |
| 2016-03-17 | RBC Capital | “Sector Perform” → “Perform” revised |
| 2016-01-22 | Deutsche Bank | “Sell” → “Hold” upgrade |
| 2015-08-28 | Berenberg | “Hold” → “Buy” upgrade |
| 2015-07-21 | SNS Securities | “Neutral” → “Accumulate” upgrade |
| 2015-07-02 | Liberum | “Hold” → “Sell” downgrade |
| 2015-04-16 | Citigroup | “Neutral” → “Buy” upgrade |
| 2015-04-15 | Summit Research Partners | “Buy” → “Hold” downgrade |
| 2015-04-15 | Summit Insights Group | “Buy” → “Hold” downgrade |
| 2015-03-26 | Deutsche Bank | “Hold” → “Sell” downgrade |
| 2015-03-06 | Pacific Crest | “Outperform” → “Sector Perform” downgrade |
| 2014-07-21 | Pacific Crest | “Sector Perform” → “Outperform” upgrade |
| 2014-04-16 | Evercore ISI | “Cautious” → “Neutral” revised |
| 2014-04-10 | Evercore ISI | “Cautious” → “Sell” downgrade |
| 2014-01-23 | LBBW Research | “Hold” → “Buy” upgrade |
| 2014-01-22 | Commerzbank | “Reduce” → “Hold” upgrade |
| 2014-01-14 | Credit Suisse | “Outperform” → “Neutral” downgrade |
| 2013-11-26 | Societe Generale | “Hold” → “Buy” upgrade |
| 2013-10-18 | Baader Bank | “Hold” → “Sell” downgrade |
| 2013-10-17 | Morgan Stanley | “Overweight” → “Equal Weight” downgrade |
| 2013-10-10 | Susquehanna | “Positive” → “Neutral” downgrade |
| 2013-07-08 | Rothschild & Co Redburn | “Hold” → “Buy” upgrade |
| 2013-04-18 | Deutsche Bank | “Hold” → “Buy” upgrade |
| 2013-03-04 | RBC Capital | “Sector Perform” → “Underperform” downgrade |
| 2013-01-30 | Citigroup | “Neutral” → “Buy” upgrade |
| 2013-01-22 | Deutsche Bank | “Sell” → “Hold” upgrade |
| 2013-01-17 | Bank of America | “Neutral” → “Buy” upgrade |
| 2013-01-07 | Bank of America | “Buy” → “Neutral” downgrade |
| 2012-12-14 | Pacific Crest | “Outperform” → “Sector Perform” downgrade |
| 2012-12-14 | Caris & Co. | “Buy” → “Average” downgrade |