CG Oncology, Inc. Common stock (CGON) Insider Trading
Over the last 3 months, CGON insiders made 1 open-market buy and 7 sales, a net purchase of $22.0M (SEC Form 4). Over the last 6 months, 179 institutions increased and 138 reduced their position (13F).
Insider Activity
Sentiment
90/100
Buys (3m)
1
Sells (3m)
7
Net (3m)
$22.0M
Insiders buyingFirst buy in 3 quarters
Insider trades by month Buys Sells
Jan
Mar
Apr
Jun
Jul
Aug
Context3-month price +25.5%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 18, 2026 | POST LEONARD Edirector | Option | 1,000 | $0.60 |
| Aug 18, 2026 | POST LEONARD Edirector | Sell | 1,000 | $74.54 |
| Jul 17, 2026 | POST LEONARD Edirector | Sell | 1,000 | $71.17 |
| Jul 17, 2026 | POST LEONARD Edirector | Option | 1,000 | $0.60 |
| Jul 14, 2026 | Mulay Jamesdirector | Sell | 24,165 | $75.16 |
| Jul 14, 2026 | Mulay Jamesdirector | Option | 24,165 | $26.63 |
| Jun 29, 2026 | Liu Brian Guan-Chyundirector | Buy | 371,085 | $66.87 |
| Jun 25, 2026 | POST LEONARD Edirector | Option | 5,000 | $0.60 |
| Jun 25, 2026 | POST LEONARD Edirector | Sell | 5,000 | $70.00 |
| Jun 23, 2026 | POST LEONARD Edirector | Option | 5,000 | $0.60 |
| Jun 23, 2026 | POST LEONARD Edirector | Sell | 5,000 | $65.00 |
| Jun 16, 2026 | Mulay Jamesdirector | Option | 1,310 | $12.59 |
| Jun 16, 2026 | Mulay Jamesdirector | Sell | 1,310 | $60.12 |
| Jun 16, 2026 | Mulay Jamesdirector | Option | 654 | $3.72 |
| Jun 5, 2026 | POST LEONARD Edirector | Sell | 1,000 | $54.50 |
| Jun 5, 2026 | POST LEONARD Edirector | Option | 1,000 | $0.60 |
| Jun 5, 2026 | Mulay Jamesdirector | Grant | 9,354 | $56.09 |
| Jun 5, 2026 | Tong Victor Edward Jrdirector | Grant | 9,354 | $56.09 |
| Jun 5, 2026 | Liu Brian Guan-Chyundirector | Grant | 9,354 | $56.09 |
| Jun 5, 2026 | Graf Susan Edirector | Grant | 9,354 | $56.09 |
| Jun 5, 2026 | POST LEONARD Edirector | Grant | 9,354 | $56.09 |
| Jun 5, 2026 | Rossi Christinadirector | Grant | 9,354 | $56.09 |
| Apr 20, 2026 | Mulay Jamesdirector | Option | 15,600 | $36.63 |
| Apr 20, 2026 | Mulay Jamesdirector | Sell | 15,600 | $73.01 |
| Apr 16, 2026 | Kasturi Vijayofficer: Chief Medical Officer | Grant | 79,216 | $67.68 |
| Apr 16, 2026 | Kuan Arthurdirector, officer: Chief Executive Officer | Grant | 271,600 | $67.68 |
| Apr 16, 2026 | DETORE JAMES M.officer: Chief Financial Officer | Grant | 90,574 | $67.68 |
| Apr 16, 2026 | Patterson Joshua F.officer: See Remarks | Grant | 45,266 | $67.68 |
| Apr 16, 2026 | Bellete Ambawofficer: President and COO | Grant | 107,508 | $67.68 |
| Mar 17, 2026 | Mulay Jamesdirector | Sell | 1,310 | $63.50 |
Source: CGON SEC Form 4 filings, latest Aug 18, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their CGON positions over the last 6 months (SEC Form 13F).
Increased
179
New positions
103
Reduced
138
Sold out
38
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| RTW INVESTMENTS, LP | Increased | 8.5M | Aug 14, 2026 |
| RTW INVESTMENTS, LP | Increased | 7.0M | May 15, 2026 |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | Increased | 6.7M | May 15, 2026 |
| T. Rowe Price Investment Management, Inc. | Reduced | 6.6M | Aug 14, 2026 |
| Decheng Capital LLC | Unchanged | 6.4M | Aug 14, 2026 |
| DECHENG CAPITAL LLC | Unchanged | 6.4M | May 13, 2026 |
| BlackRock, Inc. | Increased | 6.3M | Aug 7, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 5.4M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 5.3M | Aug 14, 2026 |
| BLACKROCK, INC. | Increased | 5.1M | May 13, 2026 |
| FMR LLC | Increased | 4.2M | Aug 13, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 3.8M | Aug 14, 2026 |
| FMR LLC | Reduced | 3.8M | May 15, 2026 |
| TCG CROSSOVER MANAGEMENT, LLC | Unchanged | 3.7M | May 15, 2026 |
| TCG Crossover Management, LLC | Unchanged | 3.7M | Aug 14, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.