Ratings by William Blair (Sami Corwin)

Date CompanySymbol Type Rating
(Past)
PT
(Past)
Start $
(End $)
% Chg. Details
2/23/2026 Arcellx Inc. ACLX Downgrade Market Perform
(Outperform)
64.11
(114.33)
78.33% Details
2/10/2026 Tyra Biosciences TYRA New Coverage Outperform
(N/A)
30.50
(35.04)
14.89% Details
12/29/2025 Ultragenyx Pharma RARE Maintain Outperform
(N/A)
 
 
  Details
11/11/2025 uniQure BV QURE Maintain Market Perform
(N/A)
 
 
  Details
11/4/2025 uniQure BV QURE Downgrade Market Perform
(Outperform)
67.69
(14.27)
-78.92% Details
8/20/2025 Kyverna Therapeutics Inc KYTX New Coverage Outperform
(N/A)
3.30
(8.10)
145.45% Details
7/21/2025 Sarepta Therapeutics SRPT Maintain Market Perform
(N/A)
 
 
  Details
7/18/2025 Sarepta Therapeutics SRPT Maintain Market Perform
(N/A)
 
 
  Details
6/26/2025 CRISPR Therapeutics CRSP Maintain Outperform
(N/A)
 
 
  Details
6/23/2025 PTC Therapeutics PTCT Maintain Outperform
(N/A)
 
 
  Details
6/20/2025 Sarepta Therapeutics SRPT Downgrade Market Perform
(Outperform)
20.77
(16.71)
-19.55% Details
5/28/2025 Ultragenyx Pharma RARE New Coverage Outperform
(N/A)
35.08
(21.25)
-39.42% Details
5/27/2025 Rocket Pharmaceuticals RCKT Maintain Outperform
(N/A)
 
 
  Details
5/15/2025 Nkarta Inc. NKTX Downgrade Market Perform
(Outperform)
1.94
(2.50)
28.87% Details
1/30/2025 Cargo Therapeutics CRGX Downgrade Market Perform
(Outperform)
13.19
(4.47)
-66.11% Details
12/23/2024 Applied Therapeutics APLT Downgrade Market Perform
(Outperform)
0.88
(0.10)
-88.64% Details
11/26/2024 Cargo Therapeutics CRGX New Coverage Outperform
(N/A)
16.42
(13.19)
-19.67% Details
6/10/2024 Tenaya Therapeutics Inc TNYA New Coverage Outperform
(N/A)
3.64
(0.89)
-75.55% Details
3/21/2024 Neurogene NGNE New Coverage Outperform
(N/A)
44.80
(22.17)
-50.51% Details
11/29/2023 Cabaletta Bio Inc. CABA New Coverage Outperform
(N/A)
13.69
(3.17)
-76.84% Details
5/30/2023 CRISPR Therapeutics CRSP New Coverage Outperform
(N/A)
64.66
(56.50)
-12.62% Details
5/25/2023 Legend Biotech Corp. LEGN New Coverage Market Perform
(N/A)
66.04
(18.97)
-71.27% Details
10/18/2022 Akouos AKUS Downgrade Market Perform
(Outperform)
7.01
(13.29)
89.59% Details
9/29/2022 Akouos AKUS New Coverage Outperform
(N/A)
5.39
(13.29)
146.57% Details
5/12/2022 Century Therapeutics IPSC New Coverage Market Perform
(N/A)
8.08
(2.56)
-68.32% Details