CRBU

Caribou Biosciences, Inc.$1.60-0.06 (-3.31%)

Prev Close$1.66·MCap$190.4M·P/E—·Vol2.11M·Yield—

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Buys (12M)

$0.00

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Sells (12M)

$47.5K

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Net Activity

Net Seller

$47.5K

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Caribou Biosciences, Inc. (CRBU) has been exclusively selling, with 0 insider purchases totaling $0.00 and 5 insider sales totaling $47.5K. The most recent insider transaction was by Kelly Timothy P (officer: Chief Technology Officer), who sold $12.0K worth of shares on Feb 27, 2026. Caribou Biosciences, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $190.4M.

CRBU Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Feb 27, 2026	Kelly Timothy P	officer: Chief Technology Officer	Sell	6,228	$1.93	$12.0K	73,125
Feb 24, 2026	Albertson Tina M.	officer: Chief Medical Officer	Sell	1,066	$1.96	$2.1K	68,523
Feb 24, 2026	Khan Ruhi Ahmad	officer: Chief Business Officer	Sell	6,938	$1.96	$13.6K	104,998
Feb 24, 2026	MCCLUNG BARBARA G	officer: Chief Legal Officer	Sell	6,938	$1.96	$13.6K	481,564
Feb 24, 2026	Kelly Timothy P	officer: Chief Technology Officer	Sell	3,147	$1.96	$6.2K	79,353
Mar 14, 2025	Haurwitz Rachel E.	President and CEO	Buy	20,000	$1.02	$20.4K	0
Feb 20, 2025	MCCLUNG BARBARA G	Chief Legal Officer	Sell	3,564	$1.35	$4.8K	0
Jan 29, 2025	Ryali Sriram	Chief Financial Officer	Buy	17,360	$1.42	$24.7K	0
Jan 19, 2023	Rizvi Syed Ali-aamir	Chief Medical Officer	Sell	5,627	$6.31	$35.5K	0
Oct 6, 2022	Fischesser Ryan	VP of Finance and Controller	Sell	10,000	$10.80	$108.0K	0
Aug 25, 2022	Kanner Steven	Chief Scientific Officer	Sell	43,248	$11.22	$485.2K	0
Jan 11, 2022	Fischesser Ryan	VP of Finance and Controller	Buy	7,387	$4.00	$29.6K	0
Dec 20, 2021	Fischesser Ryan	VP of Finance and Controller	Buy	1,136	$2.69	$3.1K	0
Dec 7, 2021	MCCLUNG BARBARA G	Chief Legal Officer	Buy	6,127	$2.69	$16.5K	0
Oct 20, 2021	MCCLUNG BARBARA G	Chief Legal Officer	Buy	9,219	$2.69	$24.8K	0
Oct 12, 2021	Kanner Steven	Chief Scientific Officer	Buy	114,860	$1.92	$220.8K	0
Oct 11, 2021	Fischesser Ryan	VP of Finance and Controller	Buy	1,746	$2.69	$4.7K	0

CRBU Insider Buying Activity

The following table shows recent insider purchases of Caribou Biosciences, Inc. (CRBU) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value
Mar 14, 2025	Haurwitz Rachel E.	President and CEO	Buy	20,000	$1.02	$20.4K
Jan 29, 2025	Ryali Sriram	Chief Financial Officer	Buy	17,360	$1.42	$24.7K
Jan 11, 2022	Fischesser Ryan	VP of Finance and Controller	Buy	7,387	$4.00	$29.6K
Dec 20, 2021	Fischesser Ryan	VP of Finance and Controller	Buy	1,136	$2.69	$3.1K
Dec 7, 2021	MCCLUNG BARBARA G	Chief Legal Officer	Buy	6,127	$2.69	$16.5K
Oct 20, 2021	MCCLUNG BARBARA G	Chief Legal Officer	Buy	9,219	$2.69	$24.8K
Oct 12, 2021	Kanner Steven	Chief Scientific Officer	Buy	114,860	$1.92	$220.8K
Oct 11, 2021	Fischesser Ryan	VP of Finance and Controller	Buy	1,746	$2.69	$4.7K

CRBU Insider Selling Activity

The following table shows recent insider sales of Caribou Biosciences, Inc. (CRBU) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Feb 27, 2026	Kelly Timothy P	officer: Chief Technology Officer	Sell	6,228	$1.93	$12.0K	73,125
Feb 24, 2026	Albertson Tina M.	officer: Chief Medical Officer	Sell	1,066	$1.96	$2.1K	68,523
Feb 24, 2026	Khan Ruhi Ahmad	officer: Chief Business Officer	Sell	6,938	$1.96	$13.6K	104,998
Feb 24, 2026	MCCLUNG BARBARA G	officer: Chief Legal Officer	Sell	6,938	$1.96	$13.6K	481,564
Feb 24, 2026	Kelly Timothy P	officer: Chief Technology Officer	Sell	3,147	$1.96	$6.2K	79,353
Feb 20, 2025	MCCLUNG BARBARA G	Chief Legal Officer	Sell	3,564	$1.35	$4.8K	0
Jan 19, 2023	Rizvi Syed Ali-aamir	Chief Medical Officer	Sell	5,627	$6.31	$35.5K	0
Oct 6, 2022	Fischesser Ryan	VP of Finance and Controller	Sell	10,000	$10.80	$108.0K	0
Aug 25, 2022	Kanner Steven	Chief Scientific Officer	Sell	43,248	$11.22	$485.2K	0