William John Sempolinski
- SEC CIK
- 0002149024
- Latest filing
- Aug 14, 2026
GH holding history
Guardant Health, Inc. in every 13F filed by William John Sempolinski, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
GH overviewAll 13F holders of GHFull Q2 2026 holdings
- Shares (Q2 2026)
- 2,850
- Value
- $427.6K
- % of portfolio
- 0.2%
- Quarters held
- 1
- Since Q2 2026