In the last 12 months, insiders at CRESCENT BIOPHARMA, INC. ($CBIO) filed 70 transactions with the SEC: 5 open-market purchases totaling $18,320,773 and 9 sales totaling $488,749. Net insider sentiment: net buying.
CRESCENT BIOPHARMA, INC. operates in the Pharmaceutical preparations industry (Life sciences sector).
Most Active Insiders
- Fairmount Funds Management LLC (Director) — 3 transactions totaling $18,237,613
- Invus Public Equities, L.P. (Not found) — 9 transactions totaling $488,749
- Rock Edwin (Chief Medical Officer) — 3 transactions totaling $78,825
- JUNIUS DANIEL M (Not found) — 2 transactions totaling $15,627
- Goldberg Mark Alan (Not found) — 2 transactions totaling $13,752
View all SEC Filings for CRESCENT BIOPHARMA, INC. (CBIO).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 15, 2025 | Pinkas Jan | Chief Scientific Officer | A | Stock Option (Right to Buy) | 70025 | $0.00 | 70,025.0000 | 13,892,516 | 9999.99% | 0.50% |
| Dec. 15, 2025 | Pinkas Jan | Chief Scientific Officer | A | Ordinary Shares | 17507 | $0.00 | 17,507.0000 | 13,892,516 | 9999.99% | 0.13% |
| Dec. 15, 2025 | Scalzo Richard William | Chief Financial Officer | A | Stock Option (Right to Buy) | 57688 | $0.00 | 57,688.0000 | 13,892,516 | 9999.99% | 0.42% |
| Dec. 15, 2025 | Scalzo Richard William | Chief Financial Officer | A | Ordinary Shares | 5000 | $0.00 | 19,422.0000 | 13,892,516 | 34.67% | 0.04% |
| Dec. 15, 2025 | Scalzo Richard William | Chief Financial Officer | A | Ordinary Shares | 14422 | $0.00 | 14,422.0000 | 13,892,516 | 9999.99% | 0.10% |
| Dec. 15, 2025 | Brumm Joshua T | Chief Executive Officer | A | Stock Option (Right to Buy) | 180467 | $0.00 | 180,467.0000 | 13,892,516 | 9999.99% | 1.30% |
| Dec. 15, 2025 | Brumm Joshua T | Chief Executive Officer | A | Ordinary Shares | 10000 | $0.00 | 323,517.0000 | 13,892,516 | 3.19% | 0.07% |
| Dec. 15, 2025 | Brumm Joshua T | Chief Executive Officer | A | Ordinary Shares | 45117 | $0.00 | 313,517.0000 | 13,892,516 | 16.81% | 0.32% |
| Dec. 15, 2025 | Doughty Christopher Grant | Chief Business Officer | A | Stock Option (Right to Buy) | 58855 | $0.00 | 58,855.0000 | 13,892,516 | 9999.99% | 0.42% |
| Dec. 15, 2025 | Doughty Christopher Grant | Chief Business Officer | A | Ordinary Shares | 8000 | $0.00 | 62,194.0000 | 13,892,516 | 14.76% | 0.06% |
| Dec. 15, 2025 | Doughty Christopher Grant | Chief Business Officer | A | Ordinary Shares | 14714 | $0.00 | 54,194.0000 | 13,892,516 | 37.27% | 0.11% |
| Dec. 15, 2025 | Pinkas Jan | Chief Scientific Officer | A | Ordinary Shares | 5000 | $0.00 | 22,507.0000 | 13,892,516 | 28.56% | 0.04% |
| Dec. 15, 2025 | Bispham Barbara Harlin | See Remarks | A | Stock Option (Right to Buy) | 72185 | $0.00 | 72,185.0000 | 13,892,516 | 9999.99% | 0.52% |
| Dec. 15, 2025 | Bispham Barbara Harlin | See Remarks | A | Ordinary Shares | 6000 | $0.00 | 18,422.0000 | 13,892,516 | 48.30% | 0.04% |
| Dec. 15, 2025 | Bispham Barbara Harlin | See Remarks | A | Ordinary Shares | 12422 | $0.00 | 12,422.0000 | 13,892,516 | 9999.99% | 0.09% |
| Dec. 15, 2025 | Lynch Ryan | See Remarks | A | Stock Option (Right to Buy) | 33512 | $0.00 | 33,512.0000 | 13,892,516 | 9999.99% | 0.24% |
| Dec. 15, 2025 | Lynch Ryan | See Remarks | A | Ordinary Shares | 4000 | $0.00 | 12,378.0000 | 13,892,516 | 47.74% | 0.03% |
| Dec. 15, 2025 | Lynch Ryan | See Remarks | A | Ordinary Shares | 8378 | $0.00 | 8,378.0000 | 13,892,516 | 9999.99% | 0.06% |
| Dec. 15, 2025 | Im Ellie Eunkyung | Chief Medical Officer | A | Stock Option (Right to Buy) | 65190 | $0.00 | 65,190.0000 | 13,892,516 | 9999.99% | 0.47% |
| Dec. 15, 2025 | Im Ellie Eunkyung | Chief Medical Officer | A | Ordinary Shares | 5000 | $0.00 | 21,298.0000 | 13,892,516 | 30.68% | 0.04% |
| Dec. 15, 2025 | Im Ellie Eunkyung | Chief Medical Officer | A | Ordinary Shares | 16298 | $0.00 | 16,298.0000 | 13,892,516 | 9999.99% | 0.12% |
| Dec. 15, 2025 | McNeill Jonathan | President and COO | A | Stock Option (Right to Buy) | 78029 | $0.00 | 78,029.0000 | 13,892,516 | 9999.99% | 0.56% |
| Dec. 15, 2025 | McNeill Jonathan | President and COO | A | Ordinary Shares | 6000 | $0.00 | 159,707.0000 | 13,892,516 | 3.90% | 0.04% |
| Dec. 15, 2025 | McNeill Jonathan | President and COO | A | Ordinary Shares | 19507 | $0.00 | 153,707.0000 | 13,892,516 | 14.54% | 0.14% |
| Dec. 8, 2025 | McNeill Jonathan | President and COO | A | Stock Option (Right to Buy) | 172836 | $0.00 | 172,836.0000 | 13,892,516 | 9999.99% | 1.24% |
| Dec. 8, 2025 | Brumm Joshua T | Chief Executive Officer | A | Stock Option (Right to Buy) | 345672 | $0.00 | 345,672.0000 | 13,892,516 | 9999.99% | 2.49% |
| Dec. 4, 2025 | Fairmount Funds Management LLC | Director | P | Pre-Funded Warrant (Right to Buy) | 131434 | $13.41 | 1,768,140.0000 | 13,892,516 | 8.03% | 0.95% |
| Dec. 4, 2025 | Fairmount Funds Management LLC | Director | P | Ordinary Shares | 1360000 | $13.41 | 2,747,866.0000 | 13,892,516 | 97.99% | 9.79% |
| July 16, 2025 | Pinkas Jan | Chief Scientific Officer | A | Stock Option (Right to Buy) | 142474 | $0.00 | 142,474.0000 | 0 | 9999.99% | 0.00% |
| June 23, 2025 | Lubner David Charles | Director | A | Stock Option (Right to Buy) | 9023 | $0.00 | 9,023.0000 | 0 | 9999.99% | 0.00% |
| June 23, 2025 | Moran Susan | Director | A | Stock Option (Right to Buy) | 9023 | $0.00 | 9,023.0000 | 0 | 9999.99% | 0.00% |
| June 23, 2025 | Fairmount Funds Management LLC | Director | A | Stock Option (Right to Buy) | 9023 | $0.00 | 9,023.0000 | 0 | 9999.99% | 0.00% |
| June 23, 2025 | Violin Jonathan | Director | A | Stock Option (Right to Buy) | 9023 | $0.00 | 9,023.0000 | 0 | 9999.99% | 0.00% |
| June 23, 2025 | Balcom Alexandra | Director | A | Stock Option (Right to Buy) | 9023 | $0.00 | 9,023.0000 | 0 | 9999.99% | 0.00% |
| June 13, 2025 | BVF PARTNERS L P/IL | TenPercentOwner | J | Common Stock | 56079 | $0.00 | 62,383.0000 | 0 | 889.58% | 0.00% |
| June 13, 2025 | BVF PARTNERS L P/IL | TenPercentOwner | J | Common Stock | 657308 | $0.00 | 707,116.0000 | 0 | 1319.68% | 0.00% |
| June 13, 2025 | BVF PARTNERS L P/IL | TenPercentOwner | J | Common Stock | 556617 | $0.00 | 593,740.0000 | 0 | 1499.39% | 0.00% |
| June 13, 2025 | BVF PARTNERS L P/IL | TenPercentOwner | J | Pre-Funded Warrants to Purchase Common Stock | 304098 | $0.00 | 304,098.0000 | 0 | 9999.99% | 0.00% |
| June 13, 2025 | BVF PARTNERS L P/IL | TenPercentOwner | J | Pre-Funded Warrants to Purchase Common Stock | 257515 | $0.00 | 257,515.0000 | 0 | 9999.99% | 0.00% |
| June 13, 2025 | BVF PARTNERS L P/IL | TenPercentOwner | J | Pre-Funded Warrants to Purchase Common Stock | 25944 | $0.00 | 25,944.0000 | 0 | 9999.99% | 0.00% |
| Aug. 8, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 260873 | $0.19 | 6,317,565.0000 | 0 | 3.97% | 0.00% |
| Aug. 7, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 61488 | $0.18 | 6,578,438.0000 | 0 | 0.93% | 0.00% |
| Aug. 6, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 55732 | $0.18 | 6,639,926.0000 | 0 | 0.83% | 0.00% |
| Aug. 5, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 164523 | $0.19 | 6,695,658.0000 | 0 | 2.40% | 0.00% |
| Aug. 1, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 63564 | $0.22 | 7,146,381.0000 | 0 | 0.88% | 0.00% |
| Aug. 2, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 286200 | $0.20 | 6,860,181.0000 | 0 | 4.00% | 0.00% |
| July 29, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 363949 | $0.24 | 7,966,780.0000 | 0 | 4.37% | 0.00% |
| July 26, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 258335 | $0.24 | 8,330,729.0000 | 0 | 3.01% | 0.00% |
| July 30, 2024 | Invus Public Equities, L.P. | Not found | S | Common Stock | 756835 | $0.22 | 7,209,945.0000 | 0 | 9.50% | 0.00% |
| June 21, 2024 | Rock Edwin | Chief Medical Officer | P | Common Stock | 115000 | $0.27 | 680,403.0000 | 0 | 20.34% | 0.00% |
| June 20, 2024 | Rock Edwin | Chief Medical Officer | P | Common Stock | 190000 | $0.25 | 565,403.0000 | 0 | 50.61% | 0.00% |
| June 18, 2024 | Hahn Brian M. | SVP Finance, CFO | P | Common Stock | 17500 | $0.25 | 70,643.0000 | 0 | 32.93% | 0.00% |
| May 1, 2024 | PEARSON TIMOTHY R | Not found | A | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| May 1, 2024 | JUNIUS DANIEL M | Not found | A | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| May 1, 2024 | Jackson Scott Thomas | Not found | A | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| May 1, 2024 | Andrews Patricia S | Not found | A | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| May 1, 2024 | King Rachel K. | Not found | A | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| May 1, 2024 | Goldberg Mark Alan | Not found | A | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| May 1, 2024 | Koenig Scott | Not found | A | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| March 29, 2024 | King Rachel K. | Not found | A | Common Stock | 3334 | $3.00 | 659,095.0000 | 0 | 0.51% | 0.00% |
| March 29, 2024 | Goldberg Mark Alan | Not found | A | Common Stock | 4584 | $3.00 | 36,325.0000 | 0 | 14.44% | 0.00% |
| March 29, 2024 | JUNIUS DANIEL M | Not found | A | Common Stock | 5209 | $3.00 | 98,459.0000 | 0 | 5.59% | 0.00% |
| Jan. 12, 2024 | Rock Edwin | Chief Medical Officer | A | Employee Stock Option (right to buy) | 250000 | $0.00 | 250,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 12, 2024 | Hahn Brian M. | SVP Finance, CFO | A | Employee Stock Option (right to buy) | 250000 | $0.00 | 250,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 12, 2024 | Rath Chinmaya | SVP and Chief Business Officer | A | Employee Stock Option (right to buy) | 250000 | $0.00 | 250,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 12, 2024 | Johnson Bruce S | SVP & Chief Commercial Officer | A | Employee Stock Option (right to buy) | 250000 | $0.00 | 250,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 12, 2024 | Semerjian Harout | Chief Executive Officer | A | Employee Stock Option (right to buy) | 695000 | $0.00 | 695,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 29, 2023 | Goldberg Mark Alan | Director | A | Common stock | 5827 | $2.36 | 31,741.0000 | 0 | 22.49% | 0.00% |
| Dec. 29, 2023 | Andrews Patricia S | Director | A | Common stock | 5191 | $2.36 | 58,608.0000 | 0 | 9.72% | 0.00% |
| Dec. 29, 2023 | King Rachel K. | Director | A | Common stock | 4238 | $2.36 | 519,360.0000 | 0 | 0.82% | 0.00% |