Insider Trading & Ownership - Caribou Biosciences Inc. (CRBU)

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 Caribou Biosciences Inc.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2025-03-14
Purchase
2025-03-17
08:01 am
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
20,000$1.02$20,4003,664,845
(Indirect
Direct)
View
2025-02-21
Sale
2025-02-21
8:19 pm
Caribou Biosciences Inc.CRBUMCCLUNG BARBARA G
Chief Legal Officer
3,564$1.35$4,811613,502
(Direct)
View
2025-02-21
Sale
2025-02-21
8:19 pm
Caribou Biosciences Inc.CRBUKhan Ruhi Ahmad
Chief Business Officer
3,564$1.35$4,811236,936
(Direct)
View
2025-02-21
Sale
2025-02-21
8:18 pm
Caribou Biosciences Inc.CRBUKanner Steven
Chief Scientific Officer
3,564$1.35$4,811601,556
(Direct)
View
2025-01-29
Purchase
2025-01-30
4:02 pm
Caribou Biosciences Inc.CRBURyali Sriram
Chief Financial Officer
17,360$1.42$24,65117,360
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2025-02-20
Option Award
2025-02-21
8:21 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
755,000$04,263,095
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:20 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUAlbertson Tina M.
Chief Medical Officer
80,726$080,726
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:19 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUMCCLUNG BARBARA G
Chief Legal Officer
207,500$0613,502
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:19 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUKhan Ruhi Ahmad
Chief Business Officer
207,500$0236,936
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:18 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUKelly Timothy P
Chief Technology Officer
207,500$0207,500
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:18 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUKanner Steven
Chief Scientific Officer
207,500$0601,556
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:17 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUZheng Ran
Director
40,500$040,500
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:17 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUWhiting Nancy
Director
40,500$040,500
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:16 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUSacks Natalie
Director
40,500$040,500
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:15 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBURichardson-Heron Dara
Director
40,500$040,500
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:14 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUJOHNSON DAVID LEE
Director
40,500$040,500
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:14 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUGUGGENHIME ANDREW
Director
40,500$040,500
(Direct)
View
2025-02-20
Option Award
2025-02-21
8:13 pm
N/A
2035-02-19
Caribou Biosciences Inc.CRBUBraunstein Scott
Director
40,500$040,500
(Direct)
View
2025-01-10
Option Award
2025-01-10
5:06 pm
N/A
2035-01-09
Caribou Biosciences Inc.CRBURyali Sriram
Chief Financial Officer
300,000$0300,000
(Direct)
View
2024-11-20
Option Award
2024-11-22
4:01 pm
N/A
N/A
Caribou Biosciences Inc.CRBUFischesser Ryan
VP of Finance and Controller
25,000$0118,854
(Direct)
View

Ownership
2024-10-04
4:02 pm
N/A
N/A
Caribou Biosciences Inc.CRBUFischesser Ryan
VP of Finance and Controller
0$0230,919
(Direct)
View
2024-08-19
Option Award
2024-08-20
4:07 pm
N/A
2034-08-18
Caribou Biosciences Inc.CRBUAlbertson Tina M.
Chief Medical Officer
300,000$0300,000
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:28 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUO'Byrne Jason
Chief Financial Officer
186,000$0212,224
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:24 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUMCCLUNG BARBARA G
Chief Legal Officer
186,000$0562,566
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:21 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUKhan Ruhi Ahmad
Chief Business Officer
186,000$0186,000
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:18 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
665,650$04,055,045
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:15 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUKanner Steven
Chief Scientific Officer
186,000$0540,037
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:12 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUZheng Ran
Director
39,500$039,500
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:10 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUWhiting Nancy
Director
39,500$039,500
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:08 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUSacks Natalie
Director
39,500$039,500
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:06 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBURichardson-Heron Dara
Director
39,500$039,500
(Direct)
View
2024-02-20
Option Award
2024-02-22
5:01 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUJOHNSON DAVID LEE
Director
39,500$039,500
(Direct)
View
2024-02-20
Option Award
2024-02-22
4:57 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUGUGGENHIME ANDREW
Director
39,500$039,500
(Direct)
View
2024-02-20
Option Award
2024-02-22
4:54 pm
N/A
2034-02-19
Caribou Biosciences Inc.CRBUBraunstein Scott
Director
39,500$039,500
(Direct)
View
2024-02-06
Exercise
2024-02-08
5:06 pm
N/A
N/A
Caribou Biosciences Inc.CRBUKanner Steven
Chief Scientific Officer
30,577$2.69375,660
(Direct)
View
2024-02-06
Exercise
2024-02-08
5:06 pm
N/A
2029-09-30
Caribou Biosciences Inc.CRBUKanner Steven
Chief Scientific Officer
30,577$0375,660
(Direct)
View
2024-01-08
Option Award
2024-01-09
4:10 pm
N/A
2034-01-07
Caribou Biosciences Inc.CRBUKelly Timothy P
Chief Technology Officer
300,000$0300,000
(Direct)
View
2023-06-08
Exercise
2023-06-09
4:31 pm
N/A
2023-06-11
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
10,000$03,485,745
(Direct)
View
2023-06-08
Exercise
2023-06-09
4:31 pm
N/A
N/A
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
10,000$2.963,485,745
(Direct)
View
2023-03-20
Exercise
2023-03-22
4:16 pm
N/A
2023-06-11
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
10,000$03,485,745
(Direct)
View
2023-03-20
Exercise
2023-03-22
4:16 pm
N/A
N/A
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
10,000$2.963,485,745
(Direct)
View
2023-02-21
Option Award
2023-02-23
5:14 pm
N/A
2033-02-20
Caribou Biosciences Inc.CRBUHaurwitz Rachel E.
President and CEO
510,500$0510,500
(Direct)
View
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