CRESCENT BIOPHARMA, INC. insider trading
CBIO$14.32+0.06 (+0.42%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+19.0%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| CBIO | Joshua T. Brumm | Open market sell$131K | -2.8% | $16.71 | $131K | Sep 18, 2026 | Sep 18, 2026 |
| CBIO | Jonathan McNeill | Open market sell$64.1K | -2.8% | $16.71 | $64.1K | Sep 18, 2026 | Sep 18, 2026 |
| CBIO | Ryan Lynch | Open market sell$4.3K | -1.7% | $17.90 | $4.3K | Sep 16, 2026 | Sep 18, 2026 |
| CBIO | Jan Pinkas | Open market sell$11.8K | -3.0% | $17.90 | $11.8K | Sep 16, 2026 | Sep 18, 2026 |
| CBIO | Ellie Eunkyung Im | Open market sell$11.2K | -2.8% | $17.90 | $11.2K | Sep 16, 2026 | Sep 18, 2026 |
| CBIO | Richard William Scalzo | Open market sell$10.2K | -2.8% | $17.90 | $10.2K | Sep 16, 2026 | Sep 18, 2026 |
| CBIO | Barbara Harlin Bispham | Open market sell$11.1K | -3.2% | $17.90 | $11.1K | Sep 16, 2026 | Sep 18, 2026 |
| CBIO | Joshua T. Brumm | Open market sell$28.8K | -0.6% | $17.90 | $28.8K | Sep 16, 2026 | Sep 18, 2026 |
| CBIO | Jonathan McNeill | Open market sell$13.1K | -0.5% | $17.90 | $13.1K | Sep 16, 2026 | Sep 18, 2026 |
| CBIO | Fairmount Funds Management LLC | Open market purchase$12.4M | +31.1% | $14.50 | $12.4M | Jul 16, 2026 | Jul 20, 2026 |
| CBIO | Ryan Lynch | Open market sell$8.37K | -3.2% | $17.99 | $8.37K | Jun 22, 2026 | Jun 23, 2026 |
| CBIO | Jan Pinkas | Open market sell$23.2K | -5.5% | $17.99 | $23.2K | Jun 22, 2026 | Jun 23, 2026 |
| CBIO | Richard William Scalzo | Open market sell$20K | -5.2% | $17.99 | $20K | Jun 22, 2026 | Jun 23, 2026 |
| CBIO | Barbara Harlin Bispham | Open market sell$21.9K | -5.9% | $17.99 | $21.9K | Jun 22, 2026 | Jun 23, 2026 |
| CBIO | Ellie Eunkyung Im | Open market sell$21.9K | -5.2% | $17.99 | $21.9K | Jun 22, 2026 | Jun 23, 2026 |
| CBIO | Jonathan McNeill | Open market sell$370K | -12.9% | $17.99 | $370K | Jun 22, 2026 | Jun 23, 2026 |
| CBIO | Joshua T. Brumm | Open market sell$761K | -13.1% | $17.99 | $761K | Jun 22, 2026 | Jun 23, 2026 |
| CBIO | Peter Evan Harwin | Open market purchase$18.2M | +98.0% | $13.41 | $18.2M | Dec 4, 2025 | Dec 8, 2025 |