Insider Trading & Ownership - CRESCENT BIOPHARMA INC. (CBIO)

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for CRESCENT BIOPHARMA INC.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2024-08-07
Sale
2024-08-09
4:30 pm
GLYCOMIMETICS INC GLYC Invus Public Equities L.P.
Invus Public Equities Advisors LLC
Siren L.L.C.
Invus Global Management LLC
DEBBANE RAYMOND
10% Owner
322,361 $0.18987 $61,206 6,317,565
(Direct)
View
2024-08-05
Sale
2024-08-07
4:30 pm
GLYCOMIMETICS INC GLYC Invus Public Equities L.P.
Invus Public Equities Advisors LLC
Siren L.L.C.
Invus Global Management LLC
DEBBANE RAYMOND
10% Owner
220,255 $0.18698 $41,184 6,639,926
(Direct)
View
2024-08-01
Sale
2024-08-05
4:53 pm
GLYCOMIMETICS INC GLYC Invus Public Equities L.P.
Invus Public Equities Advisors LLC
Siren L.L.C.
Invus Global Management LLC
DEBBANE RAYMOND
10% Owner
349,764 $0.20327 $71,097 6,860,181
(Direct)
View
2024-07-26
Sale
2024-07-30
5:16 pm
GLYCOMIMETICS INC GLYC Invus Public Equities L.P.
Invus Public Equities Advisors LLC
Siren L.L.C.
Invus Global Management LLC
DEBBANE RAYMOND
10% Owner
1,379,119 $0.2286 $315,262 7,209,945
(Direct)
View
2024-06-20
Purchase
2024-06-24
4:29 pm
GLYCOMIMETICS INC GLYC Rock Edwin
Chief Medical Officer
305,000 $0.25844 $78,825 680,403
(Direct)
View
2024-06-18
Purchase
2024-06-20
4:15 pm
GLYCOMIMETICS INC GLYC Hahn Brian M.
SVP Finance, CFO
17,500 $0.2477 $4,335 70,643
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2025-07-16
Option Award
2025-07-16
7:11 pm
N/A
2035-07-16
CRESCENT BIOPHARMA INC. CBIO Pinkas Jan
Chief Scientific Officer
142,474 $0 142,474
(Direct)
View

Ownership
2025-06-30
4:21 pm
N/A
2035-04-01
CRESCENT BIOPHARMA INC. CBIO Im Ellie Eunkyung
Chief Medical Officer
0 $0 257,822
(Direct)
View

Ownership
2025-06-30
4:16 pm
N/A
2035-01-13
CRESCENT BIOPHARMA INC. CBIO Bispham Barbara Harlin
See Remarks
0 $0 106,235
(Direct)
View
2025-06-23
Option Award
2025-06-23
6:51 pm
N/A
2035-06-23
GLYCOMIMETICS INC CBIO Moran Susan
Director
9,023 $0 9,023
(Direct)
View
2025-06-23
Option Award
2025-06-23
6:48 pm
N/A
2035-06-23
GLYCOMIMETICS INC CBIO Fairmount Funds Management LLC
Fairmount Healthcare Fund II L.P.
Kiselak Tomas
Harwin Peter Evan
Director
10% Owner
9,023 $0 9,023
(Indirect)
View
2025-06-23
Option Award
2025-06-23
6:46 pm
N/A
2035-06-23
GLYCOMIMETICS INC CBIO Violin Jonathan
Director
9,023 $0 9,023
(Direct)
View
2025-06-23
Option Award
2025-06-23
6:43 pm
N/A
2035-06-23
GLYCOMIMETICS INC CBIO Balcom Alexandra
Director
9,023 $0 9,023
(Direct)
View
2025-06-23
Option Award
2025-06-23
6:41 pm
N/A
2035-06-23
GLYCOMIMETICS INC CBIO Lubner David Charles
Director
9,023 $0 9,023
(Direct)
View

Ownership
2025-06-23
6:29 pm
N/A
2034-12-27
GLYCOMIMETICS INC CBIO Lynch Ryan
See Remarks
0 $0 105,706
(Direct)
View

Ownership
2025-06-23
6:29 pm
N/A
N/A
GLYCOMIMETICS INC CBIO Doughty Christopher Grant
Chief Business Officer
0 $0 192,262
(Direct)
View

Ownership
2025-06-23
6:28 pm
N/A
2035-04-01
GLYCOMIMETICS INC CBIO Scalzo Richard William
Chief Financial Officer
0 $0 234,383
(Direct)
View

Ownership
2025-06-23
6:27 pm
N/A
N/A
GLYCOMIMETICS INC CBIO McNeill Jonathan
See Remarks
0 $0 536,800
(Direct)
View

Ownership
2025-06-23
6:26 pm
N/A
N/A
GLYCOMIMETICS INC CBIO Brumm Joshua T
Chief Executive Officer
0 $0 1,073,600
(Direct)
View

Ownership
2025-06-23
6:25 pm
N/A
N/A
GLYCOMIMETICS INC CBIO Fairmount Funds Management LLC
Fairmount Healthcare Fund II L.P.
Kiselak Tomas
Harwin Peter Evan
Director
10% Owner
0 $0 5,914,572
(Indirect)
View

Ownership
2025-06-23
6:24 pm
N/A
2035-04-14
GLYCOMIMETICS INC CBIO Lubner David Charles
Director
0 $0 20,164
(Direct)
View

Ownership
2025-06-23
6:23 pm
N/A
N/A
GLYCOMIMETICS INC CBIO Violin Jonathan
Director
0 $0 296,301
(Direct)
View

Ownership
2025-06-23
6:23 pm
N/A
2034-12-11
GLYCOMIMETICS INC CBIO Balcom Alexandra
Director
0 $0 20,164
(Direct)
View

Ownership
2025-06-23
6:22 pm
N/A
2034-12-11
GLYCOMIMETICS INC CBIO Moran Susan
Director
0 $0 20,164
(Direct)
View
2025-06-13
Other
2025-06-17
6:53 pm
N/A
N/A
GLYCOMIMETICS INC CBIO BVF PARTNERS L P
BIOTECHNOLOGY VALUE FUND L P
BVF I GP LLC
BIOTECHNOLOGY VALUE FUND II LP
BVF II GP LLC
Biotechnology Value Trading Fund OS LP
BVF Partners OS Ltd.
BVF GP HOLDINGS LLC
BVF INC
LAMPERT MARK N
10% Owner
1,857,561 $0 1,919,944
(Direct)
View

Ownership
2024-07-29
5:55 pm
N/A
N/A
GLYCOMIMETICS INC GLYC Siren L.L.C.
Invus Global Management LLC
DEBBANE RAYMOND
10% Owner
0 $0 8,589,064
(Direct)
View
2024-05-01
Option Award
2024-05-01
4:30 pm
N/A
2034-04-30
GLYCOMIMETICS INC GLYC Koenig Scott
Director
40,000 $0 40,000
(Direct)
View
2024-05-01
Option Award
2024-05-01
4:30 pm
N/A
2034-04-30
GLYCOMIMETICS INC GLYC Goldberg Mark Alan
Director
40,000 $0 40,000
(Direct)
View
2024-05-01
Option Award
2024-05-01
4:29 pm
N/A
2034-04-30
GLYCOMIMETICS INC GLYC PEARSON TIMOTHY R
Director
40,000 $0 40,000
(Direct)
View
2024-05-01
Option Award
2024-05-01
4:27 pm
N/A
2034-04-30
GLYCOMIMETICS INC GLYC King Rachel K.
Director
40,000 $0 40,000
(Direct)
View
2024-05-01
Option Award
2024-05-01
4:26 pm
N/A
2034-04-30
GLYCOMIMETICS INC GLYC Andrews Patricia S
Director
40,000 $0 40,000
(Direct)
View
2024-05-01
Option Award
2024-05-01
4:25 pm
N/A
2034-04-30
GLYCOMIMETICS INC GLYC Jackson Scott Thomas
Director
40,000 $0 40,000
(Direct)
View
2024-05-01
Option Award
2024-05-01
4:24 pm
N/A
2034-04-30
GLYCOMIMETICS INC GLYC JUNIUS DANIEL M
Director
40,000 $0 40,000
(Direct)
View
2024-03-29
Option Award
2024-04-02
4:05 pm
N/A
N/A
GLYCOMIMETICS INC GLYC JUNIUS DANIEL M
Director
5,209 $3 98,459
(Direct)
View
2024-03-29
Option Award
2024-04-02
4:05 pm
N/A
N/A
GLYCOMIMETICS INC GLYC King Rachel K.
Director
3,334 $3 659,095
(Direct)
View
2024-03-29
Option Award
2024-04-02
4:05 pm
N/A
N/A
GLYCOMIMETICS INC GLYC Goldberg Mark Alan
Director
4,584 $3 36,325
(Direct)
View
2024-01-12
Option Award
2024-01-17
4:05 pm
N/A
2034-01-11
GLYCOMIMETICS INC GLYC Johnson Bruce S
SVP & Chief Commercial Officer
250,000 $0 250,000
(Direct)
View
2024-01-12
Option Award
2024-01-17
4:05 pm
N/A
2034-01-11
GLYCOMIMETICS INC GLYC Semerjian Harout
Chief Executive Officer
695,000 $0 695,000
(Direct)
View
2024-01-12
Option Award
2024-01-17
4:05 pm
N/A
2034-01-11
GLYCOMIMETICS INC GLYC Rock Edwin
Chief Medical Officer
250,000 $0 250,000
(Direct)
View
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