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Liisa Bayko's Stock Ratings
Evercore ISI Group Analyst
Liisa Bayko is an analyst at Evercore ISI Group. Analyst ratings are quantitative and qualitative analysis of a stock by Wall Street stock rating analysts. Stock ratings consist of expected future growth, current stock valuation and macroeconomic trends. Updated 12/15/2025
Updated: Dec 15, 2025
Overall Average Return
28.3%
Smart Score
Overall Average Return Percentile
84th
Number of Ratings
99
| Buy Now | Get Alert | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 09/15/2025 | ENTA | Buy Now | Enanta Pharma | $14.77 | -18.75% | $20 → $12 | Maintains | Outperform | Get Alert | |
| 09/11/2025 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | 4.96% | $510 → $475 | Maintains | Outperform | Get Alert | |
| 09/11/2025 | ALNY | Buy Now | Alnylam Pharmaceuticals | $398.91 | 29.11% | $280 → $515.05 | Maintains | Outperform | Get Alert | |
| 05/28/2025 | SVRA | Buy Now | Savara | $6.82 | -70.65% | $3 → $2 | Maintains | In-Line | Get Alert | |
| 03/31/2025 | SVRA | Buy Now | Savara | $6.82 | -55.98% | $3 → $3 | Maintains | Hold | Get Alert | |
| 02/14/2025 | CRSP | Buy Now | CRISPR Therapeutics | $56.53 | 75.13% | $60 → $99 | Upgrade | In-Line → Outperform | Get Alert | |
| 02/12/2025 | TVTX | Buy Now | Travere Therapeutics | $35.60 | 26.4% | $33 → $45 | Maintains | Outperform | Get Alert | |
| 01/13/2025 | BCRX | Buy Now | BioCryst Pharma | $7.68 | 56.25% | $10 → $12 | Maintains | Outperform | Get Alert | |
| 12/16/2024 | EDIT | Buy Now | Editas Medicine | $2.44 | 105.34% | $7 → $5 | Maintains | Outperform | Get Alert | |
| 12/11/2024 | CARM | Buy Now | CARISMA Therapeutics | $0.05 | 1243.57% | $4 → $0.7 | Downgrade | Outperform → In-Line | Get Alert | |
| 11/13/2024 | SVRA | Buy Now | Savara | $6.82 | -26.63% | $7 → $5 | Downgrade | Outperform → In-Line | Get Alert | |
| 10/30/2024 | KNSA | Buy Now | Kiniksa Pharmaceuticals | $41.49 | -15.64% | $30 → $35 | Maintains | Outperform | Get Alert | |
| 10/23/2024 | EDIT | Buy Now | Editas Medicine | $2.44 | 23.2% | $7 → $3 | Maintains | In-Line | Get Alert | |
| 08/08/2024 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -36.16% | $405 → $360 | Maintains | Outperform | Get Alert | |
| 08/02/2024 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | 13.79% | $438 → $515 | Maintains | Outperform | Get Alert | |
| 06/25/2024 | ALNY | Buy Now | Alnylam Pharmaceuticals | $398.91 | -34.82% | $210 → $260 | Maintains | Outperform | Get Alert | |
| 06/18/2024 | AVTE | Buy Now | Aerovate Therapeutics | — | — | $27 → $2 | Downgrade | Outperform → In-Line | Get Alert | |
| 05/30/2024 | EDIT | Buy Now | Editas Medicine | $2.44 | 187.47% | $15 → $7 | Maintains | In-Line | Get Alert | |
| 05/16/2024 | ANTX | Buy Now | AN2 Therapeutics | $1.14 | 75.36% | $7 → $2 | Maintains | In-Line | Get Alert | |
| 05/15/2024 | ETNB | Buy Now | 89bio | — | — | $37 → $33 | Maintains | Outperform | Get Alert | |
| 05/15/2024 | AKRO | Buy Now | Akero Therapeutics | $54.70 | -30.53% | $50 → $38 | Maintains | Outperform | Get Alert | |
| 04/24/2024 | KNSA | Buy Now | Kiniksa Pharmaceuticals | $41.49 | -27.69% | $25 → $30 | Maintains | Outperform | Get Alert | |
| 04/11/2024 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -3.22% | → $438 | Upgrade | In-Line → Outperform | Get Alert | |
| 03/20/2024 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -28.18% | $325 → $405 | Maintains | Outperform | Get Alert | |
| 03/07/2024 | ETNB | Buy Now | 89bio | — | — | $29 → $37 | Maintains | Outperform | Get Alert | |
| 03/06/2024 | ETNB | Buy Now | 89bio | — | — | $29 → $37 | Maintains | Outperform | Get Alert | |
| 02/12/2024 | ANTX | Buy Now | AN2 Therapeutics | $1.14 | 513.77% | $25 → $7 | Downgrade | Outperform → In-Line | Get Alert | |
| 02/06/2024 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -3.22% | $436 → $438 | Downgrade | Outperform → In-Line | Get Alert | |
| 09/22/2023 | TVTX | Buy Now | Travere Therapeutics | $35.60 | -60.67% | $30 → $14 | Maintains | Outperform | Get Alert | |
| 09/19/2023 | TVTX | Buy Now | Travere Therapeutics | $35.60 | -15.73% | $30 → $30 | Maintains | Outperform | Get Alert | |
| 09/19/2023 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -42.37% | $325 → $325 | Maintains | Outperform | Get Alert | |
| 09/13/2023 | AKRO | Buy Now | Akero Therapeutics | $54.70 | 9.69% | $50 → $60 | Maintains | Outperform | Get Alert | |
| 09/06/2023 | TVTX | Buy Now | Travere Therapeutics | $35.60 | -15.73% | → $30 | Reinstates | Outperform → Outperform | Get Alert | |
| 08/01/2023 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -45.86% | → $245 | Maintains | Outperform | Get Alert | |
| 07/06/2023 | CARM | Buy Now | CARISMA Therapeutics | $0.05 | 22932.63% | → $12 | Initiates | → Outperform | Get Alert | |
| 06/26/2023 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -16.26% | $375 → $379 | Maintains | Outperform | Get Alert | |
| 06/13/2023 | ETNB | Buy Now | 89bio | — | — | → $49 | Initiates | → Outperform | Get Alert | |
| 06/06/2023 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 122.28% | $60 → $80 | Upgrade | In-Line → Outperform | Get Alert | |
| 05/02/2023 | TVTX | Buy Now | Travere Therapeutics | $35.60 | -26.97% | $36 → $26 | Maintains | Outperform | Get Alert | |
| 04/20/2023 | BCRX | Buy Now | BioCryst Pharma | $7.68 | 30.21% | $13 → $10 | Maintains | Outperform | Get Alert | |
| 03/28/2023 | ATXS | Buy Now | Astria Therapeutics | $12.95 | 39% | → $18 | Initiates | → Outperform | Get Alert | |
| 01/18/2023 | ALT | Buy Now | Altimmune | $5.20 | 380.77% | $14 → $25 | Maintains | Outperform | Get Alert | |
| 12/20/2022 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -42.37% | $175 → $325 | Maintains | Outperform | Get Alert | |
| 11/02/2022 | BCRX | Buy Now | BioCryst Pharma | $7.68 | 108.33% | → $16 | Upgrade | In-Line → Outperform | Get Alert | |
| 09/14/2022 | AKRO | Buy Now | Akero Therapeutics | $54.70 | -8.59% | $10 → $50 | Upgrade | In-Line → Outperform | Get Alert | |
| 08/05/2022 | BCRX | Buy Now | BioCryst Pharma | $7.68 | 82.29% | → $14 | Downgrade | Outperform → In-Line | Get Alert | |
| 08/01/2022 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 66.71% | $95 → $60 | Downgrade | Outperform → In-Line | Get Alert | |
| 07/06/2022 | ENTA | Buy Now | Enanta Pharma | $14.77 | 319.77% | → $62 | Upgrade | In-Line → Outperform | Get Alert | |
| 06/23/2022 | CRSP | Buy Now | CRISPR Therapeutics | $56.53 | 6.14% | $66 → $60 | Downgrade | Outperform → In-Line | Get Alert | |
| 06/01/2022 | ENTA | Buy Now | Enanta Pharma | $14.77 | 164.05% | → $39 | Upgrade | Underperform → In-Line | Get Alert | |
| 05/24/2022 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -38.57% | $278 → $278 | Maintains | Outperform | Get Alert | |
| 05/10/2022 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -68.97% | → $175 | Maintains | Outperform | Get Alert | |
| 05/09/2022 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -38.57% | $278 → $278 | Maintains | Outperform | Get Alert | |
| 05/03/2022 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -38.57% | $278 → $278 | Maintains | Outperform | Get Alert | |
| 04/19/2022 | ANTX | Buy Now | AN2 Therapeutics | $1.14 | 2092.02% | → $25 | Initiates | → Outperform | Get Alert | |
| 04/01/2022 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -38.57% | $265 → $278 | Maintains | Outperform | Get Alert | |
| 03/24/2022 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -41.45% | $265 → $265 | Maintains | Outperform | Get Alert | |
| 01/31/2022 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -64.71% | $199 → $199 | Maintains | Outperform | Get Alert | |
| 12/22/2021 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -41.45% | → $265 | Maintains | Outperform | Get Alert | |
| 12/20/2021 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -64.71% | $199 → $199 | Maintains | Outperform | Get Alert | |
| 11/23/2021 | AURA | Buy Now | Aura Biosciences | $6.50 | 438.46% | → $35 | Initiates | → Outperform | Get Alert | |
| 11/17/2021 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -64.71% | → $199 | Maintains | Outperform | Get Alert | |
| 08/05/2021 | EDIT | Buy Now | Editas Medicine | $2.44 | 2364.07% | $20 → $60 | Upgrade | Underperform → Outperform | Get Alert | |
| 07/26/2021 | AVTE | Buy Now | Aerovate Therapeutics | — | — | → $30 | Initiates | → Outperform | Get Alert | |
| 06/08/2021 | VERA | Buy Now | Vera Therapeutics | $50.28 | -52.27% | → $24 | Initiates | → Outperform | Get Alert | |
| 05/06/2021 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 300.11% | → $144 | Upgrade | In-Line → Outperform | Get Alert | |
| 05/03/2021 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -42.55% | → $260 | Maintains | Outperform | Get Alert | |
| 03/18/2021 | TBIO | Buy Now | Telesis Bio | $0.01 | 189089.19% | → $21 | Downgrade | Outperform → In-Line | Get Alert | |
| 11/24/2020 | TBPH | Buy Now | Theravance Biopharma | $18.04 | 66.3% | → $30 | Reinstates | → Outperform | Get Alert | |
| 11/24/2020 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 205.64% | → $110 | Reinstates | → In-Line | Get Alert | |
| 11/24/2020 | MDGL | Buy Now | Madrigal Pharmaceuticals | $563.92 | -68.08% | → $180 | Reinstates | → Outperform | Get Alert | |
| 11/24/2020 | ENTA | Buy Now | Enanta Pharma | $14.77 | 103.11% | → $30 | Initiates | → Underperform | Get Alert | |
| 11/24/2020 | BCRX | Buy Now | BioCryst Pharma | $7.68 | 56.25% | → $12 | Initiates | → Outperform | Get Alert | |
| 04/30/2020 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -37.03% | $255 → $285 | Maintains | Market Outperform | Get Alert | |
| 03/18/2020 | AIMT | Buy Now | Aimmune Therapeutics | — | — | — | Downgrade | Market Outperform → Market Perform | Get Alert | |
| 02/05/2020 | ABUS | Buy Now | Arbutus Biopharma | $4.88 | 104.71% | → $10 | Upgrade | Market Perform → Market Outperform | Get Alert | |
| 02/03/2020 | AIMT | Buy Now | Aimmune Therapeutics | — | — | $40 → $44 | Maintains | Market Outperform | Get Alert | |
| 11/06/2019 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 122.28% | $82 → $80 | Maintains | Market Outperform | Get Alert | |
| 08/14/2019 | KNSA | Buy Now | Kiniksa Pharmaceuticals | $41.49 | -15.64% | $44 → $35 | Maintains | Market Outperform | Get Alert | |
| 06/13/2019 | SVRA | Buy Now | Savara | $6.82 | — | — | Downgrade | Outperform → Market Perform | Get Alert | |
| 04/12/2019 | EDIT | Buy Now | Editas Medicine | $2.44 | — | — | Initiates | → Outperform | Get Alert | |
| 01/30/2019 | ICPT | Buy Now | Intercept Pharma | — | — | → $175 | Upgrade | Market Perform → Market Outperform | Get Alert | |
| 09/17/2018 | KNSA | Buy Now | Kiniksa Pharmaceuticals | $41.49 | 6.05% | $33 → $44 | Maintains | Market Outperform | Get Alert | |
| 08/09/2018 | SBBP | Buy Now | Strongbridge Biopharma | — | — | $10 → $16 | Maintains | Market Outperform | Get Alert | |
| 02/13/2018 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -53.38% | $200 → $211 | Maintains | Market Outperform | Get Alert | |
| 10/04/2017 | ICPT | Buy Now | Intercept Pharma | — | — | — | Downgrade | Market Outperform → Market Perform | Get Alert | |
| 09/11/2017 | SVRA | Buy Now | Savara | $6.82 | 193.47% | → $20 | Initiates | → Market Outperform | Get Alert | |
| 08/23/2017 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 122.28% | $90 → $80 | Maintains | Market Outperform | Get Alert | |
| 07/11/2017 | ENTA | Buy Now | Enanta Pharma | $14.77 | — | — | Upgrade | Market Perform → Market Outperform | Get Alert | |
| 05/19/2017 | SBPH | Buy Now | Spring Bank | — | — | → $20 | Initiates | → Market Perform | Get Alert | |
| 03/17/2017 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | — | — | Upgrade | Market Perform → Market Outperform | Get Alert | |
| 01/31/2017 | OCRX | Buy Now | Ocera Therapeutics | — | — | — | Downgrade | Market Outperform → Market Perform | Get Alert | |
| 06/08/2016 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 133.4% | $80 → $84 | Maintains | Market Outperform | Get Alert | |
| 05/31/2016 | ICPT | Buy Now | Intercept Pharma | — | — | → $200 | Maintains | Market Outperform | Get Alert | |
| 07/30/2015 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -67.3% | $145 → $148 | Maintains | Market Outperform | Get Alert | |
| 07/09/2015 | RARE | Buy Now | Ultragenyx Pharmaceutical | $35.99 | 230.65% | → $119 | Initiates | → Outperform | Get Alert | |
| 10/29/2014 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -70.61% | $115 → $133 | Maintains | Market Outperform | Get Alert | |
| 10/28/2014 | VRTX | Buy Now | Vertex Pharmaceuticals | $452.57 | -70.61% | $115 → $133 | Maintains | Market Perform | Get Alert | |
| 06/11/2014 | OCRX | Buy Now | Ocera Therapeutics | — | — | → $15 | Initiates | → Market Outperform | Get Alert |
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