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| SEC Filing | Insider | Company | Trade Date | Transaction | Shares | Avg. Price | Total | % Holdings | Return |
|---|---|---|---|---|---|---|---|---|---|
| 22-Feb-24 5:28 PM View:  | O'Byrne Jason Chief Financial Officer | Caribou Biosciences, Inc. (CRBU) | 20-Feb-24 | Grant | 33,000 | -- | -- | 126% 26.22K to 59.22K | |
| 22-Feb-24 5:24 PM View: | McClung Barbara G Chief Legal Officer | Caribou Biosciences, Inc. (CRBU) | 20-Feb-24 | Grant | 33,000 | -- | -- | 9% 376.57K to 409.57K | |
| 22-Feb-24 5:18 PM View: | Haurwitz Rachel E. President and CEO Director | Caribou Biosciences, Inc. (CRBU) | 20-Feb-24 | Grant | 118,700 | -- | -- | 4% 3.39M to 3.51M | |
| 22-Feb-24 5:21 PM View: | Khan Ruhi Ahmad Chief Business Officer | Caribou Biosciences, Inc. (CRBU) | 20-Feb-24 | Grant | 33,000 | -- | -- | 100% 0 to 33.0K | |
| 22-Feb-24 5:15 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 20-Feb-24 | Grant | 33,000 | -- | -- | 9% 354.04K to 387.04K | |
| 08-Feb-24 5:06 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 06-Feb-24 | Option Exercise | 30,577 | $2.69 | $82,252.10 | 9% 323.46K to 354.04K | |
| 09-Jun-23 4:31 PM View: | Haurwitz Rachel E. President and CEO Director | Caribou Biosciences, Inc. (CRBU) | 08-Jun-23 | Option Exercise | 10,000 | $2.96 | $29,600.00 | < 1% 3.38M to 3.39M | |
| 22-Mar-23 4:16 PM View: | Haurwitz Rachel E. President and CEO Director | Caribou Biosciences, Inc. (CRBU) | 20-Mar-23 | Option Exercise | 10,000 | $2.96 | $29,600.00 | < 1% 3.37M to 3.38M | |
| 20-Jan-23 4:13 PM View: | Rizvi Syed Ali-Aamir Chief Medical Officer | Caribou Biosciences, Inc. (CRBU) | 19-Jan-23 | Sale | 5,627 | $6.31 | $35,506.40 | (9%) 65.0K to 59.37K | |
| 02-Dec-22 7:01 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 02-Dec-22 | Option Exercise | 21,401 | $2.69 | $57,568.70 | 7% 302.06K to 323.46K | |
| 07-Oct-22 5:13 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 06-Oct-22 | Sale | 4,322 | $10.80 | $46,659.40 | (4%) 120.37K to 116.04K | |
| 07-Oct-22 5:13 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 06-Oct-22 | Option Exercise | 5,678 | $3.40 | $19,305.20 | 5% 120.37K to 126.04K | |
| 07-Oct-22 5:13 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 06-Oct-22 | Option Sale | 5,678 | $10.80 | $61,298.60 | (5%) 126.04K to 120.37K | |
| 16-Sep-22 4:14 PM View: | McClung Barbara G Chief Legal Officer | Caribou Biosciences, Inc. (CRBU) | 15-Sep-22 | Option Exercise | 27,595 | $2.69 | $74,230.60 | 8% 348.97K to 376.57K | |
| 26-Aug-22 5:42 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 25-Aug-22 | Planned Option Sale | 43,248 | $11.22 | $485,221.00 | (13%) 345.31K to 302.06K | |
| 26-Aug-22 5:42 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 25-Aug-22 | Option Exercise | 43,248 | $2.69 | $116,337.00 | 14% 302.06K to 345.31K | |
| 24-Aug-22 5:25 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 22-Aug-22 | Grant | 4,848 | -- | -- | 4% 115.52K to 120.37K | |
| 17-May-22 8:51 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 13-May-22 | Option Exercise | 74,420 | $1.88 | $140,081.00 | 33% 227.64K to 302.06K | |
| 10-May-22 7:32 PM View: | Haurwitz Rachel E. President and CEO Director | Caribou Biosciences, Inc. (CRBU) | 09-May-22 | Option Exercise | 10,000 | $2.96 | $29,600.00 | < 1% 3.36M to 3.37M | |
| 06-May-22 7:28 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 05-May-22 | Option Exercise | 2,274 | $3.40 | $7,733.02 | 2% 113.24K to 115.52K | |
| 17-Mar-22 7:14 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 15-Mar-22 | Option Exercise | 2,274 | $3.40 | $7,733.02 | 2% 110.97K to 113.24K | |
| 07-Mar-22 7:58 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 04-Mar-22 | Option Exercise | 10,720 | $2.90 | $31,036.40 | 5% 216.92K to 227.64K | |
| 08-Feb-22 7:27 PM View: | O'Byrne Jason Chief Financial Officer | Caribou Biosciences, Inc. (CRBU) | 08-Feb-22 | Option Exercise | 24,336 | $4.11 | $100,021.00 | 100% 0 to 24.34K | |
| 27-Jan-22 4:41 PM View: | Haurwitz Rachel E. President and CEO Director | Caribou Biosciences, Inc. (CRBU) | 26-Jan-22 | Option Exercise | 10,000 | $2.96 | $29,600.00 | < 1% 3.35M to 3.36M | |
| 25-Jan-22 7:56 PM View: | Rizvi Syed Ali-Aamir Chief Medical Officer | Caribou Biosciences, Inc. (CRBU) | 25-Jan-22 | Grant | 60,000 | -- | -- | 1200% 5.0K to 65.0K | |
| 12-Jan-22 4:35 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 11-Jan-22 | Private Purchase | 7,387 | $4.00 | $29,552.60 | 7% 101.69K to 109.08K | |
| 21-Dec-21 5:23 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 20-Dec-21 | Private Purchase | 1,136 | $2.69 | $3,055.84 | 1% 100.56K to 101.69K | |
| 08-Dec-21 6:06 PM View: | McClung Barbara G Chief Legal Officer | Caribou Biosciences, Inc. (CRBU) | 07-Dec-21 | Private Purchase | 6,127 | $2.69 | $16,481.60 | 2% 342.84K to 348.97K | |
| 21-Oct-21 6:12 PM View: | McClung Barbara G Chief Legal Officer | Caribou Biosciences, Inc. (CRBU) | 20-Oct-21 | Private Purchase | 9,219 | $2.69 | $24,799.10 | 3% 333.63K to 342.84K | |
| 13-Oct-21 7:31 PM View: | Kanner Steven Chief Scientific Officer | Caribou Biosciences, Inc. (CRBU) | 12-Oct-21 | Private Purchase | 114,860 | $1.92 | $220,757.00 | 115% 100.17K to 215.03K | |
| 12-Oct-21 7:33 PM View: | Fischesser Ryan VP of Finance and Controller | Caribou Biosciences, Inc. (CRBU) | 11-Oct-21 | Private Purchase | 1,746 | $2.69 | $4,696.74 | 2% 98.81K to 100.56K | |
| 09-Feb-22 10:00 PM View: | Haurwitz Rachel E. President and CEO Director | Caribou Biosciences, Inc. (CRBU) | 27-Sep-21 | Gift | 3,349,400 | -- | -- | (50%) 6.7M to 3.35M | |
| 09-Feb-22 10:00 PM View: | Haurwitz Rachel E. President and CEO Director | Caribou Biosciences, Inc. (CRBU) | 27-Sep-21 | Gift | 3,349,400 | -- | -- | 100% 3.35M to 6.7M | |
| 29-Jul-21 2:52 PM View: | Fmr Corp | Caribou Biosciences, Inc. (CRBU) | 27-Jul-21 | Conversion | 3,323,280 | -- | -- | 100% 0 to 3.32M |
