Company · CIK 0001253689 · SIC 2834 — Pharmaceutical Preparations · Nasdaq
CRESCENT BIOPHARMA, INC. · CBIO
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 16, 2026 SForm 4 → | Sep 18, 4:03 pm EDT | Ryan LynchSee Remarks | 240 | $17.90 | $4,296 | 13,631 | −1.73% | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 18, 4:03 pm EDT | Jan PinkasChief Scientific Officer | 658 | $17.90 | $11,778 | 21,581 | −2.96% | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 18, 4:02 pm EDT | Ellie Eunkyung ImChief Medical Officer | 623 | $17.90 | $11,152 | 21,446 | −2.82% | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 18, 4:02 pm EDT | Richard William ScalzoChief Financial Officer | 568 | $17.90 | $10,167 | 19,730 | −2.80% | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 18, 4:02 pm EDT | Barbara Harlin BisphamSee Remarks | 620 | $17.90 | $11,098 | 18,710 | −3.21% | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 18, 4:02 pm EDT | Joshua T BrummChief Executive Officer, Director | 9,447 | $16.91 | $159,775 | 271,765 | −3.36% | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 18, 4:01 pm EDT | Jonathan McNeillPresident and COO | 4,570 | $16.90 | $77,235 | 134,588 | −3.28% | 10b5-1 |
| Jul 16, 2026 PForm 4 → | Jul 20, 5:30 pm EDT | Fairmount Funds Management LLC +3Director, 10% Owner | 853,450 | $14.50 | $12,375,025 | 3,601,316 | +31.1% | |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:04 pm EDT | Ryan LynchSee Remarks | 465 | $17.99 | $8,365 | 13,871 | −3.24% | 10b5-1 |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:04 pm EDT | Jan PinkasChief Scientific Officer | 1,288 | $17.99 | $23,171 | 22,239 | −5.47% | 10b5-1 |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:03 pm EDT | Richard William ScalzoChief Financial Officer | 1,112 | $17.99 | $20,005 | 20,298 | −5.19% | 10b5-1 |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:03 pm EDT | Barbara Harlin BisphamSee Remarks | 1,218 | $17.99 | $21,912 | 19,330 | −5.93% | 10b5-1 |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:02 pm EDT | Ellie Eunkyung ImChief Medical Officer | 1,219 | $17.99 | $21,930 | 22,069 | −5.23% | 10b5-1 |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:02 pm EDT | Jonathan McNeillPresident and COO | 20,549 | $17.99 | $369,677 | 139,158 | −12.9% | 10b5-1 |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:01 pm EDT | Joshua T BrummChief Executive Officer, Director | 42,305 | $17.99 | $761,067 | 281,212 | −13.1% | 10b5-1 |
| Oct 16, 2018 SForm 4 → | Oct 18, 5:36 pm EDT | John L. MagnaniSVP of Research, CSO, Director | 25,000 | $14.01 | $350,213 | 75,793 | −24.8% | plan? |
| Jun 11, 2018 SForm 4 → | Jun 12, 5:54 pm EDT | Brian M. HahnCFO | 19,345 | $18.04 | $348,984 | 0 | −100% | plan? |
| Jun 11, 2018 MForm 4 → | Jun 12, 5:54 pm EDT | Brian M. HahnCFO | 5,260 | $1.12 | $5,891 | 19,345 | — | plan? |
| May 23, 2018 MForm 4 → | May 24, 5:11 pm EDT | John L. MagnaniSVP of Research, CSO, Director | 1,491 | $0.33 | $492 | 100,793 | — | plan? |
| May 10, 2018 SForm 4 → | May 11, 5:02 pm EDT | Scott D Sandell10% Owner | 9,539 | $17.81 | $169,890 | 4,995,664 | −0.19% | plan? |
| May 10, 2018 XForm 4 → | May 11, 5:02 pm EDT | Scott D Sandell10% Owner | 514,452 | $0.33 | $169,769 | 5,001,197 | — | plan? |
| May 10, 2018 SForm 4 → | May 11, 5:01 pm EDT | Peter J Barris10% Owner | 9,539 | $17.81 | $169,890 | 4,995,664 | −0.19% | plan? |
| May 10, 2018 XForm 4 → | May 11, 5:01 pm EDT | Peter J Barris10% Owner | 514,452 | $0.33 | $169,769 | 5,001,197 | — | plan? |
| May 10, 2018 SForm 4 → | May 11, 5:00 pm EDT | M James BarrettDirector, 10% Owner | 9,539 | $17.81 | $169,890 | 4,995,664 | −0.19% | plan? |
| May 10, 2018 XForm 4 → | May 11, 5:00 pm EDT | M James BarrettDirector, 10% Owner | 514,452 | $0.33 | $169,769 | 5,001,197 | — | plan? |
| May 10, 2018 SForm 4 → | May 11, 5:00 pm EDT | NEW ENTERPRISE ASSOCIATES 10 L P +110% Owner | 9,539 | $17.81 | $169,890 | 4,995,664 | −0.19% | plan? |
| May 10, 2018 XForm 4 → | May 11, 5:00 pm EDT | NEW ENTERPRISE ASSOCIATES 10 L P +110% Owner | 514,452 | $0.33 | $169,769 | 5,001,197 | — | plan? |
| Dec 8, 2017 SForm 4 → | Dec 12, 4:14 pm EST | Helen M. ThackraySVP Clinical Development, CMO | 2,000 | $15.01 | $30,020 | 148,615 | −1.33% | plan? |
| Sep 18, 2017 SForm 4 → | Sep 18, 6:15 pm EDT | Helen M. ThackraySVP Clinical Development, CMO | 2,000 | $13.00 | $26,000 | 150,615 | −1.31% | plan? |
| Sep 8, 2017 GForm 5 → | Feb 14, 2018, 8:52 am EST | Rachel K. KingPresident, CEO, Director | 93,204 | — | — | 0 | — | plan? |
| Jun 15, 2017 AForm 4 → | Jun 16, 5:14 pm EDT | Daniel M JuniusDirector | 3,000 | $11.27 | $33,810 | 8,000 | — | plan? |
| May 25, 2017 SForm 4 → | May 30, 4:07 pm EDT | Helen M. ThackraySVP Clinical Development, CMO | 2,000 | $15.57 | $31,140 | 152,615 | −1.29% | plan? |
| May 19, 2017 SForm 4 → | May 22, 9:23 pm EDT | Helen M. ThackraySVP Clinical Development, CMO | 2,000 | $12.14 | $24,280 | 154,615 | −1.28% | plan? |
| May 10, 2017 MForm 4 → | May 11, 4:00 pm EDT | John L. MagnaniSVP of Research, CSO, Director | 8,928 | $1.12 | $9,999 | 99,302 | — | plan? |
| Dec 20, 2016 PForm 4 → | Dec 21, 4:23 pm EST | Daniel M JuniusDirector | 5,000 | $6.01 | $30,050 | 5,000 | — | plan? |
| Oct 3, 2016 SForm 4 → | Oct 4, 4:22 pm EDT | Helen M. ThackrayVP Clinical Development, CMO | 4,000 | $7.00 | $28,001 | 156,615 | −2.49% | plan? |
| Jul 20, 2016 SForm 4 → | Jul 21, 5:27 pm EDT | Helen M. ThackrayVP Clinical Development, CMO | 2,000 | $8.00 | $16,000 | 160,615 | −1.23% | plan? |
| Jul 1, 2016 SForm 4 → | Jul 6, 5:07 pm EDT | Helen M. ThackrayVP Clinical Development, CMO | 22,000 | $7.00 | $153,954 | 162,615 | −11.9% | plan? |
| Jun 29, 2016 MForm 4 → | Jul 1, 11:43 am EDT | John J. BaldwinDirector | 605 | $1.12 | $678 | 1,210 | — | plan? |
| Mar 4, 2016 PForm 4 → | Mar 7, 8:03 am EST | Mark Alan GoldbergDirector | 10,397 | $4.77 | $49,630 | 11,497 | +945% | plan? |
| Feb 5, 2016 MForm 4 → | Feb 12, 3:30 pm EST | Franklin H Top Jr.Director | 11,689 | $1.12 | $13,092 | 12,294 | — | plan? late |
| Nov 16, 2015 SForm 4 → | Nov 18, 2:20 pm EST | Scott D Sandell10% Owner | 452 | $6.91 | $3,123 | 4,490,751 | −0.01% | plan? |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:20 pm EST | Scott D Sandell10% Owner | 9,445 | $0.33 | $3,117 | 4,491,203 | — | plan? |
| Nov 16, 2015 SForm 4 → | Nov 18, 2:20 pm EST | Peter J Barris10% Owner | 452 | $6.91 | $3,123 | 4,490,751 | −0.01% | plan? |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:20 pm EST | Peter J Barris10% Owner | 9,445 | $0.33 | $3,117 | 4,491,203 | — | plan? |
| Nov 16, 2015 SForm 4 → | Nov 18, 2:19 pm EST | M James BarrettDirector, 10% Owner | 452 | $6.91 | $3,123 | 4,490,751 | −0.01% | plan? |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:19 pm EST | M James BarrettDirector, 10% Owner | 9,445 | $0.33 | $3,117 | 4,491,203 | — | plan? |
| Nov 16, 2015 SForm 4 → | Nov 18, 2:18 pm EST | NEW ENTERPRISE ASSOCIATES 10 L P +110% Owner | 452 | $6.91 | $3,123 | 4,490,751 | −0.01% | plan? |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:18 pm EST | NEW ENTERPRISE ASSOCIATES 10 L P +110% Owner | 9,445 | $0.33 | $3,117 | 4,491,203 | — | plan? |
| Feb 27, 2015 MForm 4 → | Mar 3, 4:08 pm EST | Brian M. HahnCFO | 5,000 | $1.12 | $5,600 | 14,085 | — | plan? |
| Feb 24, 2015 MForm 4 → | Feb 26, 5:02 pm EST | Rachel K. KingPresident, CEO, Director | 50,000 | $1.12 | $56,000 | 167,206 | — | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 16, 2026 PForm 4 → | Jul 20, 5:30 pm EDT | Fairmount Funds Management LLC +3Director, 10% Owner | 525,897 | $14.50 | $7,624,981 | 2,294,037 | — | |
| Jun 2, 2026 AForm 4 → | Jun 3, 7:48 pm EDT | Jonathan ViolinDirector | 11,050 | — | — | 11,050 | — | |
| Jun 2, 2026 AForm 4 → | Jun 3, 7:48 pm EDT | David Charles LubnerDirector | 11,050 | — | — | 11,050 | — | |
| Jun 2, 2026 AForm 4 → | Jun 3, 7:47 pm EDT | Alexandra BalcomDirector | 11,050 | — | — | 11,050 | — | |
| Jun 2, 2026 AForm 4 → | Jun 3, 7:47 pm EDT | Susan MoranDirector | 11,050 | — | — | 11,050 | — | |
| Jun 2, 2026 AForm 4 → | Jun 3, 7:46 pm EDT | Fairmount Funds Management LLC +3Director, 10% Owner | 11,050 | — | — | 11,050 | — | |
| Jan 17, 2019 AForm 4 → | Jan 22, 6:22 pm EST | Rachel K. KingPresident, CEO, Director | 265,000 | — | — | 265,000 | — | |
| Jan 17, 2019 AForm 4 → | Jan 22, 6:21 pm EST | John L. MagnaniSVP of Research, CSO, Director | 100,000 | — | — | 100,000 | — | |
| Jan 17, 2019 AForm 4 → | Jan 22, 6:20 pm EST | Helen M. ThackraySVP Clinical Development, CMO | 100,000 | — | — | 100,000 | — | |
| Jan 17, 2019 AForm 4 → | Jan 22, 6:18 pm EST | Brian M. HahnSVP Finance, CFO | 90,000 | — | — | 90,000 | — | |
| Nov 27, 2018 AForm 4 → | Nov 28, 7:01 pm EST | Scott Thomas JacksonDirector | 22,000 | — | — | 22,000 | — | |
| Jun 11, 2018 MForm 4 → | Jun 12, 5:54 pm EDT | Brian M. HahnCFO | 5,260 | — | — | 5,260 | — | |
| May 23, 2018 MForm 4 → | May 24, 5:11 pm EDT | John L. MagnaniSVP of Research, CSO, Director | 1,491 | — | — | 0 | — | |
| May 18, 2018 AForm 4 → | May 21, 4:26 pm EDT | M James BarrettDirector, 10% Owner | 11,000 | — | — | 11,000 | — | |
| May 18, 2018 AForm 4 → | May 21, 4:22 pm EDT | Mark Alan GoldbergDirector | 11,000 | — | — | 11,000 | — | |
| May 18, 2018 AForm 4 → | May 21, 4:20 pm EDT | Daniel M JuniusDirector | 11,000 | — | — | 11,000 | — | |
| May 18, 2018 AForm 4 → | May 21, 4:17 pm EDT | Scott KoenigDirector | 11,000 | — | — | 11,000 | — | |
| May 18, 2018 AForm 4 → | May 21, 4:16 pm EDT | Timothy R PearsonDirector | 11,000 | — | — | 11,000 | — | |
| May 18, 2018 AForm 4 → | May 21, 4:14 pm EDT | Patricia S AndrewsDirector | 11,000 | — | — | 11,000 | — | |
| May 10, 2018 XForm 4 → | May 11, 5:02 pm EDT | Scott D Sandell10% Owner | 514,452 | — | — | 0 | — | |
| May 10, 2018 XForm 4 → | May 11, 5:01 pm EDT | Peter J Barris10% Owner | 514,452 | — | — | 0 | — | |
| May 10, 2018 XForm 4 → | May 11, 5:00 pm EDT | M James BarrettDirector, 10% Owner | 514,452 | — | — | 0 | — | |
| May 10, 2018 XForm 4 → | May 11, 5:00 pm EDT | NEW ENTERPRISE ASSOCIATES 10 L P +110% Owner | 514,452 | — | — | 0 | — | |
| Jan 10, 2018 AForm 4 → | Jan 12, 4:04 pm EST | Rachel K. KingPresident, CEO, Director | 175,000 | — | — | 175,000 | — | |
| Jan 10, 2018 AForm 4 → | Jan 12, 4:04 pm EST | Helen M. ThackraySVP Clinical Development, CMO | 75,000 | — | — | 75,000 | — | |
| Jan 10, 2018 AForm 4 → | Jan 12, 4:03 pm EST | John L. MagnaniSVP of Research, CSO, Director | 75,000 | — | — | 75,000 | — | |
| Jan 10, 2018 AForm 4 → | Jan 12, 4:02 pm EST | Brian M. HahnCFO | 65,000 | — | — | 65,000 | — | |
| Jun 9, 2017 AForm 4 → | Jun 12, 4:26 pm EDT | Patricia S AndrewsDirector | 22,000 | — | — | 22,000 | — | |
| May 25, 2017 AForm 4 → | May 30, 4:45 pm EDT | M James BarrettDirector, 10% Owner | 11,000 | — | — | 11,000 | — | |
| May 25, 2017 AForm 4 → | May 30, 4:10 pm EDT | Timothy R PearsonDirector | 11,000 | — | — | 11,000 | — | |
| May 25, 2017 AForm 4 → | May 30, 4:09 pm EDT | Scott KoenigDirector | 11,000 | — | — | 11,000 | — | |
| May 25, 2017 AForm 4 → | May 30, 4:08 pm EDT | Daniel M JuniusDirector | 11,000 | — | — | 11,000 | — | |
| May 25, 2017 AForm 4 → | May 30, 4:08 pm EDT | Mark Alan GoldbergDirector | 11,000 | — | — | 11,000 | — | |
| May 10, 2017 MForm 4 → | May 11, 4:00 pm EDT | John L. MagnaniSVP of Research, CSO, Director | 8,928 | — | — | 213,967 | — | |
| Mar 9, 2017 AForm 4 → | Mar 13, 4:09 pm EDT | Scott KoenigDirector | 22,000 | — | — | 22,000 | — | |
| Jan 4, 2017 AForm 4 → | Jan 5, 8:52 am EST | John L. MagnaniSVP of Research, CSO, Director | 75,000 | — | — | 75,000 | — | |
| Jan 4, 2017 AForm 4 → | Jan 5, 8:51 am EST | Helen M. ThackraySVP Clinical Development, CMO | 75,000 | — | — | 75,000 | — | |
| Jan 4, 2017 AForm 4 → | Jan 5, 8:51 am EST | Brian M. HahnCFO | 65,000 | — | — | 65,000 | — | |
| Jan 4, 2017 AForm 4 → | Jan 5, 8:50 am EST | Rachel K. KingPresident, CEO, Director | 175,000 | — | — | 175,000 | — | |
| Jun 29, 2016 MForm 4 → | Jul 1, 11:43 am EDT | John J. BaldwinDirector | 605 | — | — | 0 | — | |
| May 17, 2016 AForm 4/A → | May 19, 5:00 pm EDT | Timothy R PearsonDirector | 11,000 | — | — | 11,000 | — | |
| May 17, 2016 AForm 4 → | May 19, 4:34 pm EDT | M James BarrettDirector, 10% Owner | 11,000 | — | — | 11,000 | — | |
| May 17, 2016 AForm 4 → | May 19, 4:15 pm EDT | Daniel M JuniusDirector | 11,000 | — | — | 11,000 | — | |
| May 17, 2016 AForm 4 → | May 19, 4:14 pm EDT | Franklin H Top Jr.Director | 11,000 | — | — | 11,000 | — | |
| May 17, 2016 AForm 4 → | May 19, 4:12 pm EDT | Timothy R PearsonDirector | 11,000 | — | — | 11,000 | — | |
| May 17, 2016 AForm 4 → | May 19, 4:11 pm EDT | Mark Alan GoldbergDirector | 11,000 | — | — | 11,000 | — | |
| May 17, 2016 AForm 4 → | May 19, 4:09 pm EDT | John J. BaldwinDirector | 11,000 | — | — | 11,000 | — | |
| Mar 17, 2016 AForm 4 → | Mar 21, 5:03 pm EDT | Daniel M JuniusDirector | 22,000 | — | — | 22,000 | — | |
| Feb 5, 2016 MForm 4 → | Feb 12, 3:30 pm EST | Franklin H Top Jr.Director | 11,689 | $1.12 | $13,092 | 0 | — | late |
| Jan 7, 2016 AForm 4 → | Jan 11, 3:19 pm EST | Brian M. HahnCFO | 65,000 | — | — | 65,000 | — | |
| Jan 7, 2016 AForm 4 → | Jan 11, 3:18 pm EST | Rachel K. KingPresident, CEO, Director | 141,000 | — | — | 141,000 | — | |
| Jan 7, 2016 AForm 4 → | Jan 11, 3:16 pm EST | John L. MagnaniVP of Research, CSO, Director | 71,000 | — | — | 71,000 | — | |
| Jan 7, 2016 AForm 4 → | Jan 11, 3:15 pm EST | Helen M. ThackrayVP Clinical Development, CMO | 71,000 | — | — | 71,000 | — | |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:20 pm EST | Scott D Sandell10% Owner | 9,445 | $0.33 | $3,117 | 0 | — | |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:20 pm EST | Peter J Barris10% Owner | 9,445 | $0.33 | $3,117 | 0 | — | |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:19 pm EST | M James BarrettDirector, 10% Owner | 9,445 | $0.33 | $3,117 | 0 | — | |
| Nov 16, 2015 XForm 4 → | Nov 18, 2:18 pm EST | NEW ENTERPRISE ASSOCIATES 10 L P +110% Owner | 9,445 | $0.33 | $3,117 | 0 | — | |
| Jul 15, 2015 AForm 4 → | Aug 11, 5:09 pm EDT | M James BarrettDirector, 10% Owner | 11,000 | — | — | 11,000 | — | late |
| Jul 15, 2015 AForm 4 → | Aug 11, 4:50 pm EDT | Timothy R PearsonDirector | 11,000 | — | — | 11,000 | — | late |
| Jul 15, 2015 AForm 4 → | Aug 11, 4:50 pm EDT | John J. BaldwinDirector | 11,000 | — | — | 11,000 | — | late |
| Jul 15, 2015 AForm 4 → | Aug 11, 4:48 pm EDT | Mark Alan GoldbergDirector | 11,000 | — | — | 11,000 | — | late |
| Jul 15, 2015 AForm 4 → | Aug 11, 4:47 pm EDT | Franklin H Top Jr.Director | 11,000 | — | — | 11,000 | — | late |
| Jul 15, 2015 AForm 4 → | Aug 11, 4:47 pm EDT | Michael A HenosDirector | 11,000 | — | — | 11,000 | — | late |
| Feb 27, 2015 MForm 4 → | Mar 3, 4:08 pm EST | Brian M. HahnCFO | 5,000 | — | — | 10,520 | — | |
| Feb 24, 2015 MForm 4 → | Feb 26, 5:02 pm EST | Rachel K. KingPresident, CEO, Director | 50,000 | — | — | 297,580 | — | |
| Jan 8, 2015 AForm 4 → | Jan 12, 4:54 pm EST | John L. MagnaniVP of Research, CSO, Director | 71,000 | — | — | 71,000 | — | |
| Jan 8, 2015 AForm 4 → | Jan 12, 4:53 pm EST | Helen M. ThackrayVP Clinical Development, CMO | 71,000 | — | — | 71,000 | — | |
| Jan 8, 2015 AForm 4 → | Jan 12, 4:53 pm EST | Rachel K. KingPresident, CEO, Director | 141,000 | — | — | 141,000 | — | |
| Jan 8, 2015 AForm 4 → | Jan 12, 4:52 pm EST | Brian M. HahnCFO | 61,000 | — | — | 61,000 | — |