| 2024-10-07 | Wells Fargo | “Equal Weight” → “Overweight” upgrade |
| 2024-07-08 | Raymond James | “Market Perform” → “Outperform” upgrade |
| 2024-04-24 | HSBC | “Reduce” → “Hold” upgrade |
| 2024-02-22 | Truist | “Buy” → “Hold” downgrade |
| 2023-09-08 | Bank of America | “Neutral” → “Buy” upgrade |
| 2023-05-16 | BMO Capital | “Market Perform” → “Outperform” upgrade |
| 2023-04-25 | RBC Capital | “Sector Perform” → “Perform” revised |
| 2023-01-03 | RBC Capital | “Outperform” → “Sector Perform” downgrade |
| 2022-10-31 | Barclays | “Underweight” → “Equal Weight” upgrade |
| 2022-10-28 | Truist | “Hold” → “Buy” upgrade |
| 2022-10-28 | Piper Sandler | “Neutral” → “Overweight” upgrade |
| 2022-10-04 | J.P. Morgan | “Neutral” → “Overweight” upgrade |
| 2022-05-23 | Leerink Partners | “Market Perform” → “Perform” revised |
| 2022-02-28 | BMO Capital | “Outperform” → “Market Perform” downgrade |
| 2022-01-28 | Argus Research | “Hold” → “Buy” upgrade |
| 2022-01-06 | Morgan Stanley | “Overweight” → “Equal Weight” downgrade |
| 2021-04-01 | Bernstein | “Market Perform” → “Outperform” upgrade |
| 2021-03-30 | Rothschild & Co Redburn | “Neutral” → “Buy” upgrade |
| 2021-01-19 | Morgan Stanley | “Equal Weight” → “Overweight” upgrade |
| 2020-11-05 | Wells Fargo | “Overweight” → “Equal Weight” downgrade |
| 2020-09-15 | Maxim Group | “Hold” → “Buy” upgrade |
| 2020-07-20 | Credit Suisse | “Underperform” → “Neutral” upgrade |
| 2020-05-26 | Truist | “Sell” → “Hold” upgrade |
| 2020-05-01 | Truist | “Hold” → “Sell” downgrade |
| 2020-05-01 | Raymond James | “Outperform” → “Market Perform” downgrade |
| 2020-05-01 | J.P. Morgan | “Overweight” → “Neutral” downgrade |
| 2020-04-27 | UBS | “Buy” → “Neutral” downgrade |
| 2020-04-20 | BMO Capital | “Outperform” → “Market Perform” downgrade |
| 2020-04-20 | Wells Fargo | “Overweight” → “Equal Weight” downgrade |
| 2020-04-17 | CFRA | “Hold” → “Sell” downgrade |
| 2020-04-16 | Baird | “Neutral” → “Outperform” upgrade |
| 2020-03-20 | Piper Sandler | “Neutral” → “Overweight” upgrade |
| 2020-03-18 | DZ Bank | “Hold” → “Buy” upgrade |
| 2020-03-09 | RBC Capital | “Top Pick” → “Outperform” downgrade |
| 2020-02-28 | DZ Bank | “Buy” → “Hold” downgrade |
| 2020-02-06 | Bernstein | “Outperform” → “Market Perform” downgrade |
| 2020-02-05 | Raymond James | “Strong Buy” → “Outperform” downgrade |
| 2020-01-21 | Guggenheim | “Buy” → “Neutral” downgrade |
| 2019-12-13 | Credit Suisse | “Neutral” → “Underperform” downgrade |
| 2019-10-25 | Maxim Group | “Buy” → “Hold” downgrade |
| 2019-07-29 | RBC Capital | “Outperform” → “Top Pick” upgrade |
| 2019-07-15 | Wells Fargo | “Market Perform” → “Outperform” upgrade |
| 2019-05-28 | Goldman Sachs | “Neutral” → “Sell” downgrade |
| 2019-05-23 | Citigroup | “Neutral” → “Buy” upgrade |
| 2019-04-16 | Longbow Research | “Buy” → “Neutral” downgrade |
| 2019-04-10 | UBS | “Neutral” → “Buy” upgrade |
| 2019-02-12 | Citigroup | “Buy” → “Neutral” downgrade |
| 2019-02-12 | Wells Fargo | “Outperform” → “Market Perform” downgrade |
| 2019-01-03 | Oppenheimer | “Perform” → “Outperform” upgrade |
| 2018-10-26 | Piper Sandler | “Overweight” → “Neutral” downgrade |
| 2018-07-26 | Baird | “Outperform” → “Neutral” downgrade |