Brian Guan-Chyun Liu
Insider
IndividualBuying only1 10b5-1 trade
- 2024
- Jun 29, 2026
- 4
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Brian Guan-Chyun Liu files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- James Mulay - $3.78M in CGON purchases and sales in the last 12 months
- Leonard E. Post - $1.05M in CGON purchases and sales in the last 12 months
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Frequently asked questions
Who is Brian Guan-Chyun Liu?
Brian Guan-Chyun Liu is a corporate insider of CG Oncology, Inc. (CGON). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Brian Guan-Chyun Liu last file a Form 4?
The most recent primary Form 4 on record is dated 29 June 2026, one of 4 filings going back to 2024.
Has Brian Guan-Chyun Liu been buying or selling stock?
Recorded transactions: 2 open-market purchases ($74.81M) and 0 open-market sales across all tracked filings.
