Ratings by TD Cowen (Chris Shibutani)

Date CompanySymbol Type Rating
(Past)
PT
(Past)
Start $
(End $)
% Chg. Details
9/12/2024 Seres Therapeutics MCRB Maintain Buy
(N/A)
 
 
  Details
11/9/2023 Nektar Therapeutics NKTR Upgrade Buy
(Hold)
0.50
(72.21)
14342% Details
11/3/2023 Puma Biotechnology PBYI Maintain Hold
(N/A)
 
 
  Details
3/15/2022 Nektar Therapeutics NKTR Downgrade Hold
(Buy)
10.63
(64.46)
506.4% Details
11/6/2020 Puma Biotechnology PBYI Maintain Hold
(N/A)
 
 
  Details
8/10/2020 Seres Therapeutics MCRB Maintain Buy
(N/A)
 
 
  Details
8/7/2020 Nektar Therapeutics NKTR Maintain Buy
(N/A)
 
 
  Details
8/4/2020 Nkarta Inc. NKTX New Coverage Buy
(N/A)
26.58
(2.93)
-88.98% Details
7/29/2020 United Therapeutics Corp. UTHR Maintain Buy
(N/A)
 
 
  Details
6/12/2020 United Therapeutics Corp. UTHR Maintain Buy
(N/A)
 
 
  Details
6/3/2020 Viela Bio VIE Maintain Buy
(N/A)
 
 
  Details
3/9/2020 Revolution RVMD New Coverage Buy
(N/A)
31.96
(167.83)
425.13% Details
2/27/2020 United Therapeutics Corp. UTHR Upgrade Buy
(Hold)
105.81
(546.84)
416.81% Details
2/21/2020 Puma Biotechnology PBYI Maintain Hold
(N/A)
 
 
  Details
2/14/2020 Alkermes ALKS Maintain Buy
(N/A)
 
 
  Details
2/10/2020 Ardelyx, Inc ARDX New Coverage Buy
(N/A)
7.18
(6.22)
-13.37% Details
1/24/2020 Puma Biotechnology PBYI Maintain Hold
(N/A)
 
 
  Details
1/10/2020 Aduro Biotech ADRO Downgrade Hold
(Buy)
1.39
(14.60)
950.36% Details
11/26/2019 The Medicines Company MDCO Maintain Buy
(N/A)
 
 
  Details
11/7/2019 Puma Biotechnology PBYI Maintain Hold
(N/A)
 
 
  Details
10/31/2019 The Medicines Company MDCO Maintain Buy
(N/A)
 
 
  Details
10/31/2019 The Medicines Company MDCO Maintain Buy
(N/A)
 
 
  Details
10/31/2019 United Therapeutics Corp. UTHR Maintain Hold
(N/A)
 
 
  Details
10/28/2019 Viela Bio VIE New Coverage Buy
(N/A)
20.52
(53.01)
158.33% Details
10/24/2019 Alkermes ALKS Maintain Buy
(N/A)
 
 
  Details
10/24/2019 Alkermes ALKS Maintain Buy
(N/A)
 
 
  Details
9/25/2019 The Medicines Company MDCO Maintain Buy
(N/A)
 
 
  Details
9/13/2019 Alkermes ALKS Maintain Buy
(N/A)
 
 
  Details
9/3/2019 The Medicines Company MDCO Maintain Buy
(N/A)
 
 
  Details
8/26/2019 The Medicines Company MDCO Maintain Buy
(N/A)
 
 
  Details
8/9/2019 Puma Biotechnology PBYI Maintain Hold
(N/A)
 
 
  Details
8/2/2019 United Therapeutics Corp. UTHR Maintain Hold
(N/A)
 
 
  Details
7/26/2019 Alkermes ALKS Maintain Buy
(N/A)
 
 
  Details
7/5/2019 Puma Biotechnology PBYI Maintain Hold
(Hold)
 
 
  Details
6/19/2019 Mirati Therapeutics MRTX Maintain Buy
(N/A)
 
 
  Details
6/6/2019 Puma Biotechnology PBYI Maintain Hold
(Hold)
 
 
  Details
5/10/2019 Puma Biotechnology PBYI Maintain Hold
(N/A)
 
 
  Details
2/15/2019 Alkermes ALKS Maintain Buy
(Buy)
 
 
  Details
2/6/2019 Array BioPharma ARRY Maintain Buy
(N/A)
 
 
  Details
1/15/2019 Esperion Therapeutics ESPR Maintain Buy
(N/A)
 
 
  Details
11/9/2018 Achaogen AKAO Downgrade Hold
(Buy)
3.08
(0.11)
-96.43% Details
11/2/2018 Alkermes ALKS Maintain Buy
(N/A)
 
 
  Details
10/31/2018 United Therapeutics Corp. UTHR Maintain Hold
(N/A)
 
 
  Details