List of insiders holdings for Korro Bio Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- 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>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | New Enterprise Associates 17 L.P. NEA Partners 17 L.P. NEA 17 GP LLC 10% Owner | 2024-04-24 19:33:39 | 1,096,125 0 | 1,096,125 | Form 13D |
| 2 | Mathers Edward T 10% Owner | 2024-04-24 17:00:19 | 0 1,090,793 | 1,090,793 | Form 4 |
| 3 | Florence Anthony A. Jr. 10% Owner | 2024-04-24 17:00:26 | 0 1,090,793 | 1,090,793 | Form 4 |
| 4 | Walker Paul Edward 10% Owner | 2024-04-24 17:00:23 | 0 1,090,793 | 1,090,793 | Form 4 |
| 5 | Yang Rick 10% Owner | 2024-04-24 17:00:16 | 0 1,090,793 | 1,090,793 | Form 4 |
| 6 | SANDELL SCOTT D 10% Owner | 2024-04-24 17:00:08 | 0 1,090,793 | 1,090,793 | Form 4 |
| 7 | BASKETT FOREST 10% Owner | 2024-04-24 17:00:33 | 0 1,090,793 | 1,090,793 | Form 4 |
| 8 | Chang Carmen 10% Owner | 2024-04-24 17:00:22 | 0 1,090,793 | 1,090,793 | Form 4 |
| 9 | Makhzoumi Mohamad 10% Owner | 2024-04-24 17:00:12 | 0 1,090,793 | 1,090,793 | Form 4 |
| 10 | Alexandria Venture Investments LLC 10% Owner | 2019-10-09 16:52:08 | 956,175 0 | 956,175 | Form 4 |
| 11 | Atlas Venture Opportunity Fund II L.P. Atlas Venture Fund XI L.P. Atlas Venture Associates XI L.P. Atlas Venture Associates XI LLC Atlas Venture Associates Opportunity II LP Atlas Venture Associates Opportunity II LLC 10% Owner | 2023-11-13 16:15:24 | 942,075 0 | 942,075 | Form 13D |
| 12 | Karp Jeffrey M. 10% Owner | 2019-10-02 21:06:40 | 639,476 0 | 639,476 | Form 3 |
| 13 | Flynn James E Deerfield Mgmt L.P. DEERFIELD MANAGEMENT COMPANY L.P. (SERIES C) Deerfield Special Situations Fund L.P. Deerfield Mgmt IV L.P. Deerfield Private Design Fund IV L.P. DEERFIELD PARTNERS L.P. Possible Member of 10% Group 10% Owner | 2019-10-07 16:43:50 | 0 285,714 | 285,714 | Form 4 |
| 14 | Atlas Venture Opportunity Fund II L.P. Atlas Venture Associates Opportunity II LP Atlas Venture Associates Opportunity II LLC 10% Owner | 2024-04-23 17:23:41 | 195,074 0 | 195,074 | Form 4 |
| 15 | Loose Christopher R. Chief Scientific Officer | 2023-07-31 16:01:34 | 183,650 0 | 183,650 | Form 4 |
| 16 | McLean William J. 10% Owner | 2019-10-02 21:46:06 | 111,350 0 | 111,350 | Form 4 |
| 17 | McCubbin Quentin Chief Manufacturing Officer | 2023-01-27 16:38:46 | 105,000 0 | 105,000 | Form 4 |
| 18 | Aiyar Ram President and CEO | 2025-02-05 16:21:26 | 100,000 0 | 100,000 | Form 4 |
| 19 | LeBel Carl Chief Development Officer | 2023-01-27 16:37:17 | 91,000 0 | 91,000 | Form 4 |
| 20 | Arnold Wendy S Chief People Officer | 2023-01-27 16:34:14 | 91,000 0 | 91,000 | Form 4 |
| 21 | Colletti Steve Chief Scientific Officer | 2023-11-07 21:17:33 | 86,374 0 | 86,374 | Form 4 |
| 22 | Walker Shelby J. See Remarks | 2023-11-07 21:16:09 | 52,784 0 | 52,784 | Form 4 |
| 23 | Mitrano Richard J. VP Finance & Operations | 2023-08-22 16:21:47 | 48,457 4,032 | 52,489 | Form 4 |
| 24 | FELDMANN CYNTHIA L Director | 2022-08-19 16:09:12 | 44,539 0 | 44,539 | Form 4 |
| 25 | Olugemo Olukemi Chief Medical Officer | 2025-02-05 16:14:52 | 42,000 0 | 42,000 | Form 4 |
| 26 | Cerio Jeffrey General Counsel | 2025-12-16 16:07:03 | 41,902 0 | 41,902 | Form 4 |
| 27 | Bookman Michael General Counsel and Secretary | 2021-04-22 16:11:36 | 30,000 0 | 30,000 | Form 4 |
| 28 | Agarwal Vineet Chief Financial Officer | 2025-02-05 16:29:42 | 30,000 0 | 30,000 | Form 4 |
| 29 | Hilt Dana Charles Chief Medical Officer | 2021-04-22 16:18:39 | 30,000 0 | 30,000 | Form 4 |
| 30 | Huang Michael Director | 2022-08-19 16:06:42 | 29,692 0 | 29,692 | Form 4 |
| 31 | LANGER ROBERT Director | 2022-08-19 16:07:28 | 29,692 0 | 29,692 | Form 4 |
| 32 | MARCUS JOEL S Director | 2022-08-19 16:08:12 | 29,692 0 | 29,692 | Form 4 |
| 33 | BARBERICH TIMOTHY J Director | 2022-08-19 16:09:51 | 29,692 0 | 29,692 | Form 4 |
| 34 | Vincent Loic A Chief Scientific Officer | 2025-12-16 16:09:04 | 21,715 0 | 21,715 | Form 4 |
| 35 | Dolan Oliver Senior Vice President, Finance | 2025-12-16 16:05:07 | 21,482 0 | 21,482 | Form 4 |
| 36 | Chappell Todd Chief Operating Officer | 2025-12-16 16:11:03 | 20,132 0 | 20,132 | Form 4 |
| 37 | COHEN MARC A Director | 2022-06-23 16:19:07 | 14,846 0 | 14,846 | Form 4 |
| 38 | PFREUNDSCHUH PETER P. Chief Financial Officer | 2022-02-23 16:38:36 | 8,927 0 | 8,927 | Form 4 |
| 39 | PEARSON TIMOTHY R Director | 2025-06-12 16:20:08 | 6,010 0 | 6,010 | Form 4 |
| 40 | FORMELA JEAN FRANCOIS Director | 2025-06-12 16:23:04 | 6,010 0 | 6,010 | Form 4 |
| 41 | Knobil Katharine Director | 2025-06-12 16:26:03 | 6,010 0 | 6,010 | Form 4 |
| 42 | Bermingham Nessan Director | 2025-06-12 16:29:03 | 6,010 0 | 6,010 | Form 4 |
| 43 | Meyers Rachel Director | 2025-06-12 16:32:03 | 6,010 0 | 6,010 | Form 4 |
| 44 | Behbahani Ali Director 10% Owner | 2025-06-12 16:40:18 | 6,010 0 | 6,010 | Form 4 |
| 45 | Lucchino David L. Director | 2024-06-12 17:15:40 | 5,190 0 | 5,190 | Form 4 |