CG Oncology, Inc. Common stock (CGON) Insider Trading
Over the last 3 months, CGON insiders made 1 open-market buy and 5 sales, a net purchase of $22.9M (SEC Form 4). Over the last 6 months, 163 institutions increased and 113 reduced their position (13F).
Insider Activity
Sentiment
93/100
Buys (3m)
1
Sells (3m)
5
Net (3m)
$22.9M
Insiders buyingFirst buy in 3 quarters
Insider trades by month Buys Sells
Oct
Nov
Jan
Mar
Apr
Jun
Context3-month price +15.3%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 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 | Option | 654 | $3.72 |
| Jun 16, 2026 | Mulay Jamesdirector | Sell | 1,310 | $60.12 |
| Jun 5, 2026 | POST LEONARD Edirector | Sell | 1,000 | $54.50 |
| Jun 5, 2026 | POST LEONARD Edirector | Grant | 9,354 | $56.09 |
| Jun 5, 2026 | Graf Susan Edirector | Grant | 9,354 | $56.09 |
| Jun 5, 2026 | POST LEONARD Edirector | Option | 1,000 | $0.60 |
| Jun 5, 2026 | Rossi Christinadirector | Grant | 9,354 | $56.09 |
| 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 |
| Apr 20, 2026 | Mulay Jamesdirector | Sell | 15,600 | $73.01 |
| Apr 20, 2026 | Mulay Jamesdirector | Option | 15,600 | $36.63 |
| Apr 16, 2026 | Bellete Ambawofficer: President and COO | Grant | 107,508 | $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 | Kasturi Vijayofficer: Chief Medical Officer | Grant | 79,216 | $67.68 |
| Mar 17, 2026 | Mulay Jamesdirector | Sell | 1,310 | $63.50 |
| Mar 17, 2026 | Mulay Jamesdirector | Option | 1,310 | $12.59 |
| Mar 17, 2026 | Mulay Jamesdirector | Option | 654 | $3.72 |
| Mar 13, 2026 | Kuan Arthurdirector, officer: Chief Executive Officer | Option | 64,612 | $1.72 |
| Mar 13, 2026 | Kuan Arthurdirector, officer: Chief Executive Officer | Tax | 1,847 | $60.15 |
| Mar 6, 2026 | Kuan Arthurdirector, officer: Chief Executive Officer | Option | 102,871 | $1.72 |
| Mar 6, 2026 | Kuan Arthurdirector, officer: Chief Executive Officer | Tax | 2,871 | $61.61 |
Source: CGON SEC Form 4 filings, latest Jun 29, 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
163
New positions
105
Reduced
113
Sold out
44
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| RTW INVESTMENTS, LP | Increased | 7.0M | May 15, 2026 |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | Increased | 6.7M | May 15, 2026 |
| VANGUARD GROUP INC | Reduced | 6.5M | Jan 29, 2026 |
| DECHENG CAPITAL LLC | Unchanged | 6.4M | Feb 12, 2026 |
| DECHENG CAPITAL LLC | Unchanged | 6.4M | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 6.1M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 6.0M | Feb 17, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 5.4M | May 15, 2026 |
| BLACKROCK, INC. | Increased | 5.1M | May 13, 2026 |
| BLACKROCK, INC. | Increased | 4.8M | Feb 12, 2026 |
| FMR LLC | Increased | 4.3M | Feb 17, 2026 |
| FMR LLC | Reduced | 3.8M | May 15, 2026 |
| TCG CROSSOVER MANAGEMENT, LLC | Unchanged | 3.7M | Feb 17, 2026 |
| TCG CROSSOVER MANAGEMENT, LLC | Unchanged | 3.7M | May 15, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 3.7M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.