CGON
CG Oncology, Inc. · Healthcare · Market cap $5.5B
Insiders sold $210K net in the last 90 days ·1 seller, 0 buyers· 3 of 3 sales under Rule 10b5-1 plans· latest Form 4 filed Oct 19, 2026
Insider Buying
$24.8M
reported purchases (SEC code P)
Insider Selling
$4.8M
reported sales (SEC code S)
Unique Insiders
3
in the rolling window
Latest filing
Oct 19, 2026
POST LEONARD E
CG Oncology, Inc. (CGON) has 16 SEC Form 4 filings (38 transaction rows) in the rolling window, disclosed by 3 distinct insiders. Most recent filing: Oct 19, 2026.
Inside the rolling window, 3 insiders at CG Oncology, Inc. reported 1 open-market purchase totaling $24.8M and 13 open-market sales totaling $4.8M. The most active filer is Director POST LEONARD E with 8 filings. Insiders have net bought $21.9M over the trailing 6 months. The largest single insider purchase in this window was $24.8M by Director Liu Brian Guan-Chyun on Jun 25, 2026. The most recent open-market filing is a sale of 1,000 shares by Director POST LEONARD E, dated Oct 15, 2026, worth $62K.
- Industry:Biotechnology
- CEO:Arthur Kuan
- Employees:142
- HQ:Dallas, TX, US
- IPO:2024-01-25
| Source | |||||||
|---|---|---|---|---|---|---|---|
| Director | Sale | 1,000 | $62K | Oct 19 | +3.3% | SEC ↗ | |
| Director | Sale | 1,000 | $73K | Sep 17 | -18.1% | SEC ↗ | |
| Director | Sale | 1,000 | $75K | Aug 18 | -18.8% | SEC ↗ | |
| Director | Sale | 1,000 | $71K | Jul 17 | -13.8% | SEC ↗ | |
| Director | Sale | 24,165 | $1.8M | Jul 14 | -13.7% | SEC ↗ | |
Liu Brian Guan-ChyunFirst filing | Director | Purchase | 371,085 | $24.8M | Jun 29 | -16.0% | SEC ↗ |
| Director | Sale | 5,000 | $350K | Jun 25 | -15.0% | SEC ↗ | |
| Director | Sale | 5,000 | $325K | Jun 23 | -5.8% | SEC ↗ | |
| Director | Sale | 1,964 | $118K | Jun 16 | +2.7% | SEC ↗ | |
POST LEONARD EFirst in 7 months | Director | Sale | 1,000 | $55K | Jun 5 | — | SEC ↗ |
| Director | Sale | 15,600 | $1.1M | Apr 20 | — | SEC ↗ | |
| Director | Sale | 1,964 | $125K | Mar 17 | — | SEC ↗ | |
Mulay JamesFirst filing | Director | Sale | 11,145 | $585K | Jan 13 | — | SEC ↗ |
POST LEONARD EFirst filing | Director | Sale | 1,000 | $41K | Nov 18 | — | SEC ↗ |
Frequently asked questions
How many SEC Form 4 insider filings does CGON have?
CG Oncology, Inc. (CGON) has 16 SEC Form 4 filings (38 transaction rows) in the rolling 365-day window, disclosed by 3 distinct insiders. Most recent filing: Oct 19, 2026.
When was the most recent SEC Form 4 filing for CGON?
The most recent Form 4 filing for CGON on Tracefour is dated Oct 19, 2026.
Who is the most active insider at CGON?
The most active SEC Form 4 filer at CGON in the rolling window is Director POST LEONARD E, with 8 filings.
What is the net insider flow at CGON over the last 6 months?
Over the trailing 180 days, insiders at CGON have net bought $21.9M based on SEC Form 4 disclosures.
What was the largest insider purchase at CGON?
The largest single insider open-market purchase at CGON in the rolling window was $24.8M by Director Liu Brian Guan-Chyun on 2026-06-25.
What is the total insider buy and sell value at CGON in the current window?
Inside the rolling window, insiders at CGON bought $24.8M and sold $4.8M based on SEC Form 4 filings.
Can I get alerts for CGON insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at CG Oncology, Inc. (CGON). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
CG Oncology, Inc. is in the Healthcare sector.