Herold Advisors, Inc.
- SEC CIK
- 0001891713
- Latest filing
- Jul 22, 2026
BIIB holding history
Biogen Inc. in every 13F filed by Herold Advisors, Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
BIIB overviewAll 13F holders of BIIBFull Q2 2026 holdings
- Shares (Q2 2024)
- 0
- Sold out in Q2 2024
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 3
- Since Q3 2023