There have been 50 recent insider transactions recorded for Caribou Biosciences, Inc. (CRBU), including 39 buys and 8 sells. Total insider buying was valued at $6.16M and total insider selling at $61.91K.
Notable insiders with recent activity include Kelly Timothy P, Mcclung Barbara G, Khan Ruhi Ahmad. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — CRBU
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-02-25 |
Kelly Timothy P |
Chief Technology Officer |
Informative Sell |
6,228 |
$1.93 |
$12.02K |
73,125 |
| 2026-02-24 |
Mcclung Barbara G |
Chief Legal Officer |
Informative Sell |
6,938 |
$1.96 |
$13.6K |
481,564 |
| 2026-02-24 |
Kelly Timothy P |
Chief Technology Officer |
Informative Sell |
3,147 |
$1.96 |
$6.17K |
79,353 |
| 2026-02-24 |
Khan Ruhi Ahmad |
Chief Business Officer |
Informative Sell |
6,938 |
$1.96 |
$13.6K |
104,998 |
| 2026-02-24 |
Albertson Tina M. |
Chief Medical Officer |
Informative Sell |
1,066 |
$1.96 |
$2.09K |
68,523 |
| 2026-02-20 |
Guggenhime Andrew |
Director |
RSU Award |
45,000 |
$1.80 |
$81K |
45,000 |
| 2026-02-20 |
Braunstein Scott |
Director |
RSU Award |
45,000 |
$1.80 |
$81K |
45,000 |
| 2026-02-20 |
Haurwitz Rachel E. |
President and CEO |
RSU Award |
151,700 |
- |
- |
447,150 |
| 2026-02-20 |
Sacks Natalie |
Director |
RSU Award |
45,000 |
$1.80 |
$81K |
45,000 |
| 2026-02-20 |
Johnson David Lee |
Director |
RSU Award |
45,000 |
$1.80 |
$81K |
45,000 |
| 2026-02-20 |
Ryali Sriram |
Chief Financial Officer |
RSU Award |
55,000 |
- |
- |
72,360 |
| 2026-02-20 |
Whiting Nancy |
Director |
RSU Award |
45,000 |
$1.80 |
$81K |
45,000 |
| 2026-02-20 |
Zheng Ran |
Director |
RSU Award |
45,000 |
$1.80 |
$81K |
45,000 |
| 2026-02-20 |
Richardson-heron Dara |
Director |
RSU Award |
45,000 |
$1.80 |
$81K |
45,000 |
| 2026-02-20 |
Mcclung Barbara G |
Chief Legal Officer |
RSU Award |
202,500 |
$1.80 |
$364.5K |
202,500 |
| 2026-02-20 |
Kelly Timothy P |
Chief Technology Officer |
RSU Award |
45,000 |
- |
- |
82,500 |
| 2026-02-20 |
Khan Ruhi Ahmad |
Chief Business Officer |
RSU Award |
45,000 |
- |
- |
111,936 |
| 2026-02-20 |
Albertson Tina M. |
Chief Medical Officer |
RSU Award |
55,000 |
- |
- |
69,589 |
| 2025-03-14 |
Haurwitz Rachel E. |
President and CEO |
Informative Buy |
20,000 |
$1.02 |
$20.4K |
3,369,395 |
| 2025-02-21 |
Mcclung Barbara G |
Chief Legal Officer |
Informative Sell |
3,564 |
$1.35 |
$4.81K |
443,502 |
| 2025-02-21 |
Kanner Steven |
Chief Scientific Officer |
Informative Sell |
3,564 |
$1.35 |
$4.81K |
431,556 |
| 2025-02-21 |
Khan Ruhi Ahmad |
Chief Business Officer |
Informative Sell |
3,564 |
$1.35 |
$4.81K |
66,936 |
| 2025-02-20 |
Guggenhime Andrew |
Director |
RSU Award |
40,500 |
$1.41 |
$57.11K |
40,500 |
| 2025-02-20 |
Mcclung Barbara G |
Chief Legal Officer |
RSU Award |
170,000 |
$1.41 |
$239.7K |
170,000 |
| 2025-02-20 |
Braunstein Scott |
Director |
RSU Award |
40,500 |
$1.41 |
$57.11K |
40,500 |
| 2025-02-20 |
Haurwitz Rachel E. |
President and CEO |
RSU Award |
136,750 |
- |
- |
295,450 |
| 2025-02-20 |
Sacks Natalie |
Director |
RSU Award |
40,500 |
$1.41 |
$57.11K |
40,500 |
| 2025-02-20 |
Johnson David Lee |
Director |
RSU Award |
40,500 |
$1.41 |
$57.11K |
40,500 |
| 2025-02-20 |
Kelly Timothy P |
Chief Technology Officer |
RSU Award |
37,500 |
- |
- |
37,500 |
| 2025-02-20 |
Kanner Steven |
Chief Scientific Officer |
RSU Award |
170,000 |
$1.41 |
$239.7K |
170,000 |
| 2025-02-20 |
Whiting Nancy |
Director |
RSU Award |
40,500 |
$1.41 |
$57.11K |
40,500 |
| 2025-02-20 |
Zheng Ran |
Director |
RSU Award |
40,500 |
$1.41 |
$57.11K |
40,500 |
| 2025-02-20 |
Khan Ruhi Ahmad |
Chief Business Officer |
RSU Award |
37,500 |
- |
- |
70,500 |
| 2025-02-20 |
Richardson-heron Dara |
Director |
RSU Award |
40,500 |
$1.41 |
$57.11K |
40,500 |
| 2025-02-20 |
Albertson Tina M. |
Chief Medical Officer |
RSU Award |
14,589 |
- |
- |
14,589 |
| 2025-01-29 |
Ryali Sriram |
Chief Financial Officer |
Informative Buy |
17,360 |
$1.42 |
$24.65K |
17,360 |
| 2025-01-10 |
Ryali Sriram |
Chief Financial Officer |
RSU Award |
300,000 |
$1.64 |
$492K |
300,000 |
| 2025-01-02 |
Ryali Sriram |
Officer |
Unknown |
- |
- |
- |
- |
| 2024-11-20 |
Fischesser Ryan |
VP of Finance and Controller |
RSU Award |
25,000 |
- |
- |
118,854 |
| 2024-09-27 |
Fischesser Ryan |
VP of Finance and Controller |
Unknown |
36,000 |
$6.81 |
$245.16K |
- |
| 2024-08-19 |
Albertson Tina M. |
Chief Medical Officer |
RSU Award |
300,000 |
$2.18 |
$654K |
300,000 |
| 2024-08-12 |
Albertson Tina M. |
Officer |
Unknown |
- |
- |
- |
- |
| 2024-02-20 |
Guggenhime Andrew |
Director |
RSU Award |
39,500 |
$6.81 |
$269K |
39,500 |
| 2024-02-20 |
Mcclung Barbara G |
Chief Legal Officer |
RSU Award |
153,000 |
$6.81 |
$1.04M |
153,000 |
| 2024-02-20 |
Braunstein Scott |
Director |
RSU Award |
39,500 |
$6.81 |
$269K |
39,500 |
| 2024-02-20 |
Haurwitz Rachel E. |
President and CEO |
RSU Award |
118,700 |
- |
- |
158,700 |
| 2024-02-20 |
Sacks Natalie |
Director |
RSU Award |
39,500 |
$6.81 |
$269K |
39,500 |
| 2024-02-20 |
Johnson David Lee |
Director |
RSU Award |
39,500 |
$6.81 |
$269K |
39,500 |
| 2024-02-20 |
Kanner Steven |
Chief Scientific Officer |
RSU Award |
153,000 |
$6.81 |
$1.04M |
153,000 |
| 2024-02-20 |
O'byrne Jason |
Chief Financial Officer |
RSU Award |
33,000 |
- |
- |
59,224 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
