Stocks
KRRO Korro Bio, Inc.

KRRO

Korro Bio, Inc.

Company with tickers: KRRO

CIK

1703647

Shares Outstanding

14,422,571

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-03-31	Lynx1 Capital Management LP	10% Owner	Buy	520	$10.60	$5,512	1,538,296
2026-03-31	Lynx1 Capital Management LP	10% Owner	Other	1,537,776	—	—	1,537,776
2026-03-10	Chang Carmen	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	Chang Carmen	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	Behbahani Ali	Director, 10% Owner	Award	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	Behbahani Ali	Director, 10% Owner	Award	242,945	$11.11	$2,698,876	242,945
2026-03-10	Florence Anthony A. Jr.	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	Florence Anthony A. Jr.	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	Yang Rick	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	Yang Rick	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	BASKETT FOREST	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	BASKETT FOREST	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	Mathers Edward T	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	Mathers Edward T	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	SANDELL SCOTT D	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	SANDELL SCOTT D	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	New Enterprise Associates 17, L.P.	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	New Enterprise Associates 17, L.P.	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	Makhzoumi Mohamad	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-03-10	Makhzoumi Mohamad	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	Walker Paul Edward	10% Owner	Buy	242,945	$11.11	$2,698,876	242,945
2026-03-10	Walker Paul Edward	10% Owner	Buy	207,100	$11.11	$2,300,881	1,297,893
2026-02-02	Vincent Loic A	Chief Scientific Officer	Award	35,000	—	—	35,000
2026-02-02	Aiyar Ram	Director, President and CEO	Award	80,000	—	—	80,000
2026-02-02	Aiyar Ram	Director, President and CEO	Award	40,000	—	—	40,000
2026-02-02	Aiyar Ram	Director, President and CEO	Other	4,613	—	—	4,613
2026-02-02	Cerio Jeffrey	General Counsel	Award	23,000	—	—	23,000
2026-02-02	Dolan Oliver	Senior Vice President, Finance	Award	15,000	—	—	15,000
2026-02-02	Chappell Todd	Chief Operating Officer	Award	38,000	—	—	38,000
2025-12-15	Chappell Todd	Chief Operating Officer	Award	20,132	—	—	20,132
2025-12-15	Vincent Loic A	Chief Scientific Officer	Award	21,715	—	—	21,715
2025-12-15	Cerio Jeffrey	General Counsel	Award	41,902	—	—	41,902
2025-12-15	Dolan Oliver	Senior Vice President, Finance	Award	21,482	—	—	21,482
2025-06-11	Meyers Rachel	Director	Award	6,010	—	—	6,010
2025-06-11	Knobil Katharine	Director	Award	6,010	—	—	6,010
2025-06-11	PEARSON TIMOTHY R	Director	Award	6,010	—	—	6,010
2025-06-11	Behbahani Ali	Director, 10% Owner	Award	6,010	—	—	6,010
2025-06-11	Bermingham Nessan	Director	Award	6,010	—	—	6,010
2025-06-11	FORMELA JEAN FRANCOIS	Director	Award	6,010	—	—	6,010
2025-04-01	Dolan Oliver	Senior Vice President, Finance	Award	20,000	—	—	20,000
2025-04-01	Vincent Loic A	Chief Scientific Officer	Award	70,000	—	—	70,000
2025-03-31	Vincent Loic A	Chief Scientific Officer	Other	0	—	—	0
2025-02-11	Dolan Oliver	Senior Vice President, Finance	Other	0	—	—	0
2025-02-03	Agarwal Vineet	Chief Financial Officer	Award	30,000	—	—	30,000
2025-02-03	Olugemo Olukemi	Chief Medical Officer	Award	42,000	—	—	42,000
2025-02-03	Aiyar Ram	Director, President and CEO	Award	100,000	—	—	100,000
2025-02-03	Cerio Jeffrey	General Counsel	Award	29,000	—	—	29,000
2025-02-03	Chappell Todd	Chief Operating Officer	Award	34,500	—	—	34,500
2024-11-11	Agarwal Vineet	Chief Financial Officer	Sell	800	$70.00	$56,000	0
2024-11-11	Agarwal Vineet	Chief Financial Officer	Convert	800	$11.68	$9,344	800
2024-11-11	Agarwal Vineet	Chief Financial Officer	Convert	800	—	—	30,807
2024-10-17	Agarwal Vineet	Chief Financial Officer	Convert	9,263	—	—	31,607
2024-10-17	Agarwal Vineet	Chief Financial Officer	Convert	9,263	$11.68	$108,192	9,263
2024-10-17	Agarwal Vineet	Chief Financial Officer	Sell	2,023	$71.51	$144,663	8,193
2024-09-03	Cerio Jeffrey	General Counsel	Award	40,000	—	—	40,000
2024-08-30	Cerio Jeffrey	General Counsel	Other	0	—	—	0
2024-08-26	Knobil Katharine	Director	Award	9,041	—	—	9,041
2024-08-26	Knobil Katharine	Director	Other	0	—	—	0
2024-06-11	FORMELA JEAN FRANCOIS	Director	Award	5,190	—	—	5,190
2024-06-11	Bermingham Nessan	Director	Award	5,190	—	—	5,190
2024-06-11	Lucchino David L.	Director	Award	5,190	—	—	5,190
2024-06-11	Behbahani Ali	Director, 10% Owner	Award	5,190	—	—	5,190
2024-06-11	Meyers Rachel	Director	Award	5,190	—	—	5,190
2024-06-11	PEARSON TIMOTHY R	Director	Award	5,190	—	—	5,190
2024-06-03	Olugemo Olukemi	Chief Medical Officer	Award	65,000	—	—	65,000
2024-05-13	Olugemo Olukemi	Chief Medical Officer	Other	0	—	—	0
2024-04-22	Behbahani Ali	Director, 10% Owner	Award	17,857	$56.00	$999,992	1,090,793
2024-04-22	Florence Anthony A. Jr.	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	BASKETT FOREST	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	Mathers Edward T	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	FORMELA JEAN FRANCOIS	Director	Other	942,075	—	—	942,075
2024-04-22	FORMELA JEAN FRANCOIS	Director	Award	17,857	$56.00	$999,992	195,074
2024-04-22	New Enterprise Associates 17, L.P.	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	Chang Carmen	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	SANDELL SCOTT D	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	Walker Paul Edward	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	Yang Rick	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	Makhzoumi Mohamad	10% Owner	Buy	17,857	$56.00	$999,992	1,090,793
2024-04-22	Atlas Venture Opportunity Fund II, L.P.	10% Owner	Buy	17,857	$56.00	$999,992	195,074
2023-11-27	Meyers Rachel	Director	Award	12,551	—	—	12,551
2023-11-27	Meyers Rachel	Director	Other	0	—	—	0
2023-11-22	Lucchino David L.	Director	Sell	110	$35.99	$3,959	23,196
2023-11-10	Lucchino David L.	Director	Sell	37	$37.92	$1,403	24,237
2023-11-03	Lucchino David L.	Director	Award	6,000	—	—	24,274
2023-11-03	Lucchino David L.	Director	Convert	5,600	—	—	18,274
2023-11-03	Lucchino David L.	Director	Convert	5,600	—	—	0
2023-11-03	Walker Shelby J.	See Remarks	Award	23,723	—	—	23,723
2023-11-03	Bermingham Nessan	Director	Award	67,061	—	—	67,061
2023-11-03	Bermingham Nessan	Director	Award	35,114	—	—	35,114
2023-11-03	PEARSON TIMOTHY R	Director	Award	16,000	—	—	16,000
2023-11-03	FORMELA JEAN FRANCOIS	Director	Award	16,000	—	—	16,000
2023-11-03	FORMELA JEAN FRANCOIS	Director	Award	942,075	—	—	942,075
2023-11-03	Agarwal Vineet	Chief Financial Officer	Award	40,870	—	—	40,870
2023-11-03	Colletti Steve	Chief Scientific Officer	Award	51,896	—	—	51,896
2023-11-03	Behbahani Ali	Director, 10% Owner	Award	16,000	—	—	16,000
2023-11-03	Behbahani Ali	Director, 10% Owner	Award	1,072,936	—	—	1,072,936
2023-11-03	Chappell Todd	Chief Operating Officer	Award	13,625	—	—	13,625
2023-11-03	Aiyar Ram	Director, President and CEO	Award	4,613	—	—	4,613
2023-11-03	Aiyar Ram	Director, President and CEO	Award	136,234	—	—	136,234
2023-11-03	Mathers Edward T	10% Owner	Other	1,072,936	—	—	1,072,936