NASDAQ:CBIO | Insider Transactions | CRESCENT BIOPHARMA, INC.

CBIO Insider Transactions

296 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.

CBIO insiders transaction timeline

PurchaseSale
2014-01-15: 18 purchases — BARRIS PETER J, SANDELL SCOTT D, BARRETT M JAMES and 12 more2014-06-12: 1 purchase — HENOS MICHAEL A2014-06-13: 1 purchase — HENOS MICHAEL A2014-12-15: 1 sale — HENOS MICHAEL A2014-12-17: 1 sale — HENOS MICHAEL A2014-12-19: 1 sale — HENOS MICHAEL A2014-12-22: 1 sale — HENOS MICHAEL A2015-11-16: 5 sales — SANDELL SCOTT D, BARRIS PETER J, BARRETT M JAMES and 2 more2016-03-04: 1 purchase — Goldberg Mark Alan2016-07-01: 1 sale — Thackray Helen M.2016-07-05: 1 sale — Thackray Helen M.2016-07-06: 1 sale — Thackray Helen M.2016-07-20: 1 sale — Thackray Helen M.2016-10-03: 2 sales — Thackray Helen M.2016-12-20: 1 purchase — JUNIUS DANIEL M2017-05-19: 1 sale — Thackray Helen M.2017-05-25: 1 sale — Thackray Helen M.2017-09-18: 1 sale — Thackray Helen M.2017-12-08: 1 sale — Thackray Helen M.2018-05-10: 10 sales — SANDELL SCOTT D, BARRIS PETER J, BARRETT M JAMES and 2 more2018-06-11: 1 sale — Hahn Brian M.2018-10-16: 1 sale — Magnani John L.2018-10-17: 1 sale — Magnani John L.2018-10-18: 1 sale — Magnani John L.2019-08-13: 1 purchase — JUNIUS DANIEL M2019-09-05: 21 purchases — BIOTECHNOLOGY VALUE FUND L P, BVF PARTNERS L P/IL, BVF INC/IL and 4 more2020-03-09: 1 purchase — JUNIUS DANIEL M2020-10-30: 30 purchases — BIOTECHNOLOGY VALUE FUND L P, BVF PARTNERS L P/IL, BVF INC/IL and 7 more2020-11-04: 30 purchases — BIOTECHNOLOGY VALUE FUND L P, BVF PARTNERS L P/IL, BVF INC/IL and 7 more2020-12-28: 1 sale — King Rachel K.2021-11-16: 1 purchase — Andrews Patricia S2022-03-09: 3 sales — Magnani John L., Girard Armand, Hahn Brian M.2022-11-11: 5 purchases — PEARSON TIMOTHY R, Semerjian Harout, Hahn Brian M. and 2 more2022-11-14: 1 purchase — Rock Edwin2022-11-15: 1 purchase — Rock Edwin2022-11-17: 1 purchase — JUNIUS DANIEL M2022-12-22: 1 purchase — Rock Edwin2022-12-30: 2 sales — SANDELL SCOTT D2023-01-03: 2 sales — SANDELL SCOTT D2023-01-04: 2 sales — SANDELL SCOTT D2023-01-05: 2 sales — SANDELL SCOTT D2023-01-25: 2 sales — SANDELL SCOTT D2023-01-26: 2 sales — SANDELL SCOTT D2023-02-09: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-02-15: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-02-16: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-02-17: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-02-21: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-02-22: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-02-23: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-02-24: 8 purchases — Artal Group S.A., Artal International S.C.A., Westend S.A. and 5 more2023-05-08: 1 purchase — Johnson Bruce S2023-05-10: 1 purchase — JUNIUS DANIEL M2023-05-17: 1 sale — Hahn Brian M.2023-09-21: 1 purchase — Rock Edwin2023-09-22: 1 purchase — Rock Edwin2024-06-18: 1 purchase — Hahn Brian M.2024-06-20: 1 purchase — Rock Edwin2024-06-21: 1 purchase — Rock Edwin2024-07-26: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-07-29: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-07-30: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-08-01: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-08-02: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-08-05: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-08-06: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-08-07: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2024-08-08: 5 sales — DEBBANE RAYMOND, Invus Public Equities Advisors, LLC, Invus Public Equities, L.P. and 2 more2025-12-04: 4 purchases — Harwin Peter Evan, Fairmount Healthcare Fund II L.P., Fairmount Funds Management LLC and 1 more2026-06-22: 7 sales — Lynch Ryan, Pinkas Jan, Scalzo Richard William and 4 more2026-07-16: 4 purchases — Harwin Peter Evan, Fairmount Healthcare Fund II L.P., Fairmount Funds Management LLC and 1 more2014-01-152026-07-16
Insider profileRoleDateTransactionSharesPrice
Harwin Peter EvanDirector, Ten Percent Owner2026-07-16Purchase853,450$14.50
Fairmount Healthcare Fund II L.P.Director, Ten Percent Owner2026-07-16Purchase853,450$14.50
Fairmount Funds Management LLCDirector, Ten Percent Owner2026-07-16Purchase853,450$14.50
Kiselak TomasDirector, Ten Percent Owner2026-07-16Purchase853,450$14.50
Lynch RyanSee Remarks2026-06-22Sale465.0$17.99
Pinkas JanChief Scientific Officer2026-06-22Sale1,288.0$17.99
Scalzo Richard WilliamChief Financial Officer2026-06-22Sale1,112.0$17.99
Bispham Barbara HarlinSee Remarks2026-06-22Sale1,218.0$17.99
Im Ellie EunkyungChief Medical Officer2026-06-22Sale1,219.0$17.99
McNeill JonathanPresident and COO2026-06-22Sale20,549.0$17.99
Brumm Joshua TChief Executive Officer2026-06-22Sale42,305.0$17.99
Harwin Peter EvanDirector,TenPercentOwner2025-12-04Purchase1,360,000.0$13.41
Fairmount Healthcare Fund II L.P.Director,TenPercentOwner2025-12-04Purchase1,360,000.0$13.41
Fairmount Funds Management LLCDirector,TenPercentOwner2025-12-04Purchase1,360,000.0$13.41
Kiselak TomasDirector,TenPercentOwner2025-12-04Purchase1,360,000.0$13.41
DEBBANE RAYMONDTenPercentOwner2024-08-08Sale260,873.0$0.19
Invus Public Equities Advisors, LLCTenPercentOwner2024-08-08Sale260,873.0$0.19
Invus Public Equities, L.P.TenPercentOwner2024-08-08Sale260,873.0$0.19
Siren, L.L.C.TenPercentOwner2024-08-08Sale260,873.0$0.19
Invus Global Management, LLCTenPercentOwner2024-08-08Sale260,873.0$0.19
DEBBANE RAYMONDTenPercentOwner2024-08-07Sale61,488.0$0.18
Invus Public Equities Advisors, LLCTenPercentOwner2024-08-07Sale61,488.0$0.18
Invus Public Equities, L.P.TenPercentOwner2024-08-07Sale61,488.0$0.18
Siren, L.L.C.TenPercentOwner2024-08-07Sale61,488.0$0.18
Invus Global Management, LLCTenPercentOwner2024-08-07Sale61,488.0$0.18
DEBBANE RAYMONDTenPercentOwner2024-08-06Sale55,732.0$0.18
Invus Public Equities Advisors, LLCTenPercentOwner2024-08-06Sale55,732.0$0.18
Invus Public Equities, L.P.TenPercentOwner2024-08-06Sale55,732.0$0.18
Siren, L.L.C.TenPercentOwner2024-08-06Sale55,732.0$0.18
Invus Global Management, LLCTenPercentOwner2024-08-06Sale55,732.0$0.18
DEBBANE RAYMONDTenPercentOwner2024-08-05Sale164,523.0$0.19
Invus Public Equities Advisors, LLCTenPercentOwner2024-08-05Sale164,523.0$0.19
Invus Public Equities, L.P.TenPercentOwner2024-08-05Sale164,523.0$0.19
Siren, L.L.C.TenPercentOwner2024-08-05Sale164,523.0$0.19
Invus Global Management, LLCTenPercentOwner2024-08-05Sale164,523.0$0.19
DEBBANE RAYMONDTenPercentOwner2024-08-02Sale286,200.0$0.2
Invus Public Equities Advisors, LLCTenPercentOwner2024-08-02Sale286,200.0$0.2
Invus Public Equities, L.P.TenPercentOwner2024-08-02Sale286,200.0$0.2
Siren, L.L.C.TenPercentOwner2024-08-02Sale286,200.0$0.2
Invus Global Management, LLCTenPercentOwner2024-08-02Sale286,200.0$0.2
DEBBANE RAYMONDTenPercentOwner2024-08-01Sale63,564.0$0.22
Invus Public Equities Advisors, LLCTenPercentOwner2024-08-01Sale63,564.0$0.22
Invus Public Equities, L.P.TenPercentOwner2024-08-01Sale63,564.0$0.22
Siren, L.L.C.TenPercentOwner2024-08-01Sale63,564.0$0.22
Invus Global Management, LLCTenPercentOwner2024-08-01Sale63,564.0$0.22
DEBBANE RAYMONDTenPercentOwner2024-07-30Sale756,835.0$0.22
Invus Public Equities Advisors, LLCTenPercentOwner2024-07-30Sale756,835.0$0.22
Invus Public Equities, L.P.TenPercentOwner2024-07-30Sale756,835.0$0.22
Siren, L.L.C.TenPercentOwner2024-07-30Sale756,835.0$0.22
Invus Global Management, LLCTenPercentOwner2024-07-30Sale756,835.0$0.22
DEBBANE RAYMONDTenPercentOwner2024-07-29Sale363,949.0$0.24
Invus Public Equities Advisors, LLCTenPercentOwner2024-07-29Sale363,949.0$0.24
Invus Public Equities, L.P.TenPercentOwner2024-07-29Sale363,949.0$0.24
Siren, L.L.C.TenPercentOwner2024-07-29Sale363,949.0$0.24
Invus Global Management, LLCTenPercentOwner2024-07-29Sale363,949.0$0.24
DEBBANE RAYMONDTenPercentOwner2024-07-26Sale258,335.0$0.24
Invus Public Equities Advisors, LLCTenPercentOwner2024-07-26Sale258,335.0$0.24
Invus Public Equities, L.P.TenPercentOwner2024-07-26Sale258,335.0$0.24
Siren, L.L.C.TenPercentOwner2024-07-26Sale258,335.0$0.24
Invus Global Management, LLCTenPercentOwner2024-07-26Sale258,335.0$0.24
Rock EdwinChief Medical Officer2024-06-21Purchase115,000.0$0.27
Rock EdwinChief Medical Officer2024-06-20Purchase190,000.0$0.25
Hahn Brian M.SVP Finance, CFO2024-06-18Purchase17,500.0$0.25
Rock EdwinChief Medical Officer2023-09-22Purchase30,403.0$1.38
Rock EdwinChief Medical Officer2023-09-21Purchase35,000.0$1.38
Hahn Brian M.SVP Finance, CFO2023-05-17Sale3,700.0$1.95
JUNIUS DANIEL MDirector2023-05-10Purchase30,000.0$1.56
Johnson Bruce SSVP & Chief Commercial Officer2023-05-08Purchase13,500.0$1.57
Artal Group S.A.TenPercentOwner2023-02-24Purchase100,000.0$1.7
Artal International S.C.A.TenPercentOwner2023-02-24Purchase100,000.0$1.7
Westend S.A.TenPercentOwner2023-02-24Purchase100,000.0$1.7
Invus Public Equities Advisors, LLCTenPercentOwner2023-02-24Purchase100,000.0$1.7
Invus Public Equities, L.P.TenPercentOwner2023-02-24Purchase100,000.0$1.7
Stichting Administratiekantoor WestendTenPercentOwner2023-02-24Purchase100,000.0$1.7
Artal International Management S.A.TenPercentOwner2023-02-24Purchase100,000.0$1.7
Wittouck AmauryTenPercentOwner2023-02-24Purchase100,000.0$1.7
Artal Group S.A.TenPercentOwner2023-02-23Purchase200,000.0$1.75
Artal International S.C.A.TenPercentOwner2023-02-23Purchase200,000.0$1.75
Westend S.A.TenPercentOwner2023-02-23Purchase200,000.0$1.75
Invus Public Equities Advisors, LLCTenPercentOwner2023-02-23Purchase200,000.0$1.75
Invus Public Equities, L.P.TenPercentOwner2023-02-23Purchase200,000.0$1.75
Stichting Administratiekantoor WestendTenPercentOwner2023-02-23Purchase200,000.0$1.75
Artal International Management S.A.TenPercentOwner2023-02-23Purchase200,000.0$1.75
Wittouck AmauryTenPercentOwner2023-02-23Purchase200,000.0$1.75
Artal Group S.A.TenPercentOwner2023-02-22Purchase150,000.0$1.79
Artal International S.C.A.TenPercentOwner2023-02-22Purchase150,000.0$1.79
Westend S.A.TenPercentOwner2023-02-22Purchase150,000.0$1.79
Invus Public Equities Advisors, LLCTenPercentOwner2023-02-22Purchase150,000.0$1.79
Invus Public Equities, L.P.TenPercentOwner2023-02-22Purchase150,000.0$1.79
Stichting Administratiekantoor WestendTenPercentOwner2023-02-22Purchase150,000.0$1.79
Artal International Management S.A.TenPercentOwner2023-02-22Purchase150,000.0$1.79
Wittouck AmauryTenPercentOwner2023-02-22Purchase150,000.0$1.79
Artal Group S.A.TenPercentOwner2023-02-21Purchase50,000.0$1.85
Artal International S.C.A.TenPercentOwner2023-02-21Purchase50,000.0$1.85
Westend S.A.TenPercentOwner2023-02-21Purchase50,000.0$1.85
Invus Public Equities Advisors, LLCTenPercentOwner2023-02-21Purchase50,000.0$1.85
Invus Public Equities, L.P.TenPercentOwner2023-02-21Purchase50,000.0$1.85
Stichting Administratiekantoor WestendTenPercentOwner2023-02-21Purchase50,000.0$1.85
Artal International Management S.A.TenPercentOwner2023-02-21Purchase50,000.0$1.85
Wittouck AmauryTenPercentOwner2023-02-21Purchase50,000.0$1.85