Cornerstone Advisory, LLC
- SEC CIK
- 0001668189
- Latest filing
- Jul 29, 2026
GTBP holding history
GT Biopharma, Inc. in every 13F filed by Cornerstone Advisory, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
GTBP overviewAll 13F holders of GTBPFull Q2 2026 holdings
- Shares (Q1 2022)
- 0
- Sold out in Q1 2022
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 1
- Since Q4 2021