InsiderClue
Stocks · Health care · Pharmaceutical Preparations

Korro Bio, Inc.

KRRO Clue Score32
United States Fiscal year ends December CIK 0001703647 Results filed 5 Nov 2026
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What the insiders did Net buying

Individual transactions

101
Insider
Date
Role
Action
Shares
Price
Amount
Jean Francois Formela
14 Sep 2026
Director
Sold on a plan indirect
6,602
$14.12
$93.22K
Jean Francois Formela
14 Sep 2026
Director
Sold on a plan indirect
31,888
$14.12
$450.26K
Jean Francois Formela
11 Sep 2026
Director
Sold on a plan indirect
1,750
$13.99
$24.48K
Jean Francois Formela
11 Sep 2026
Director
Sold on a plan indirect
8,450
$13.99
$118.22K
Oliver Dolan
11 Sep 2026
Senior Vice President, Finance
Sold on a plan
5
$13.72
$68.58
Oliver Dolan
9 Sep 2026
Senior Vice President, Finance
Sold on a plan
6
$13.60
$81.62
Oliver Dolan
8 Sep 2026
Senior Vice President, Finance
Sold on a plan
7,347
$13.51
$99.29K
Jean Francois Formela
26 Aug 2026
Director
Sold on a plan indirect
51
$13.96
$711.96
Jean Francois Formela
26 Aug 2026
Director
Sold on a plan indirect
249
$13.96
$3.48K
Jean Francois Formela
19 Aug 2026
Director
Sold on a plan indirect
4,884
$14.00
$68.38K
Jean Francois Formela
19 Aug 2026
Director
Sold on a plan indirect
23,584
$14.00
$330.18K
Jean Francois Formela
11 Aug 2026
Director
Sold on a plan indirect
368
$13.96
$5.14K
Jean Francois Formela
11 Aug 2026
Director
Sold on a plan indirect
1,775
$13.96
$24.78K
Jean Francois Formela
6 Jul 2026
Director
Sold on a plan indirect
8,506
$13.96
$118.74K
Jean Francois Formela
6 Jul 2026
Director
Sold on a plan indirect
817
$13.96
$11.41K
Jean Francois Formela
2 Jul 2026
Director
Sold on a plan indirect
14,745
$14.03
$206.87K
Jean Francois Formela
2 Jul 2026
Director
Sold on a plan indirect
85,955
$14.03
$1.21M
Jean Francois Formela
24 Jun 2026
Director
Sold on a plan indirect
114
$14.98
$1.71K
Jean Francois Formela
24 Jun 2026
Director
Sold on a plan indirect
6,979
$14.60
$101.89K
Jean Francois Formela
24 Jun 2026
Director
Sold on a plan indirect
666
$14.98
$9.98K
Jean Francois Formela
24 Jun 2026
Director
Sold on a plan indirect
40,679
$14.60
$593.91K
Jean Francois Formela
23 Jun 2026
Director
Sold on a plan indirect
17,426
$14.25
$248.32K
Jean Francois Formela
23 Jun 2026
Director
Sold on a plan indirect
101,579
$14.25
$1.45M
Jean Francois Formela
22 Jun 2026
Director
Sold on a plan indirect
580
$13.95
$8.09K
Jean Francois Formela
22 Jun 2026
Director
Sold on a plan indirect
3,382
$13.95
$47.18K
Jean Francois Formela
28 May 2026
Director
Sold on a plan indirect
419
$13.95
$5.85K
Jean Francois Formela
28 May 2026
Director
Sold on a plan indirect
2,441
$13.95
$34.05K
David L. Lucchino
21 Aug 2023
President and CEO
Sold on a plan
3,057
$0.50
$1.53K
Richard J. Mitrano
21 Aug 2023
VP Finance & Operations
Sold on a plan
237
$0.53
$125.61
David L. Lucchino
18 Aug 2023
President and CEO
Sold on a plan
2,865
$0.60
$1.72K
Richard J. Mitrano
18 Aug 2023
VP Finance & Operations
Sold on a plan
227
$0.63
$143.01
David L. Lucchino
17 Aug 2023
President and CEO
Sold on a plan
2,733
$0.63
$1.72K
Richard J. Mitrano
17 Aug 2023
VP Finance & Operations
Sold on a plan
230
$0.62
$142.60
David L. Lucchino
16 Aug 2023
President and CEO
Sold on a plan
2,895
$0.65
$1.88K
Richard J. Mitrano
16 Aug 2023
VP Finance & Operations
Sold on a plan
234
$0.67
$156.78
David L. Lucchino
15 Aug 2023
President and CEO
Sold on a plan
2,629
$0.67
$1.76K
Richard J. Mitrano
15 Aug 2023
VP Finance & Operations
Sold on a plan
228
$0.65
$148.20
David L. Lucchino
14 Aug 2023
President and CEO
Sold on a plan
2,881
$0.63
$1.82K
Richard J. Mitrano
14 Aug 2023
VP Finance & Operations
Sold on a plan
238
$0.64
$152.32
Richard J. Mitrano
11 Aug 2023
VP Finance & Operations
Sold on a plan
240
$0.64
$153.60
David L. Lucchino
11 Aug 2023
President and CEO
Sold on a plan
2,733
$0.67
$1.83K
Richard J. Mitrano
10 Aug 2023
VP Finance & Operations
Sold on a plan
247
$0.64
$158.08
David L. Lucchino
10 Aug 2023
President and CEO
Sold on a plan
2,790
$0.68
$1.90K
Richard J. Mitrano
9 Aug 2023
VP Finance & Operations
Sold on a plan
238
$0.66
$157.08
David L. Lucchino
9 Aug 2023
President and CEO
Sold on a plan
2,798
$0.67
$1.87K
Richard J. Mitrano
8 Aug 2023
VP Finance & Operations
Sold on a plan
241
$0.67
$161.47
David L. Lucchino
8 Aug 2023
President and CEO
Sold on a plan
2,810
$0.69
$1.94K
Richard J. Mitrano
7 Aug 2023
VP Finance & Operations
Sold on a plan
235
$0.69
$162.15
David L. Lucchino
7 Aug 2023
President and CEO
Sold on a plan
2,857
$0.68
$1.94K
Richard J. Mitrano
4 Aug 2023
VP Finance & Operations
Sold on a plan
220
$0.67
$147.40
David L. Lucchino
4 Aug 2023
President and CEO
Sold on a plan
2,550
$0.69
$1.76K
Richard J. Mitrano
3 Aug 2023
VP Finance & Operations
Sold on a plan
232
$0.56
$129.92
David L. Lucchino
3 Aug 2023
President and CEO
Sold on a plan
2,679
$0.59
$1.58K
Richard J. Mitrano
2 Aug 2023
VP Finance & Operations
Sold on a plan
231
$0.49
$113.19
David L. Lucchino
2 Aug 2023
President and CEO
Sold on a plan
2,587
$0.52
$1.35K
Richard J. Mitrano
1 Aug 2023
VP Finance & Operations
Sold on a plan
238
$0.48
$114.24
David L. Lucchino
1 Aug 2023
President and CEO
Sold on a plan
2,799
$0.49
$1.37K
Richard J. Mitrano
31 Jul 2023
VP Finance & Operations
Sold on a plan
222
$0.50
$111.00
David L. Lucchino
31 Jul 2023
President and CEO
Sold on a plan
2,676
$0.50
$1.34K
Christopher R. Loose
28 Jul 2023
Chief Scientific Officer
Sold on a plan
1,344
$0.46
$618.24
David L. Lucchino
28 Jul 2023
President and CEO
Sold on a plan
2,647
$0.47
$1.24K
Richard J. Mitrano
28 Jul 2023
VP Finance & Operations
Sold on a plan
223
$0.47
$104.81
Christopher R. Loose
27 Jul 2023
Chief Scientific Officer
Sold on a plan
1,373
$0.53
$727.69
David L. Lucchino
27 Jul 2023
President and CEO
Sold on a plan
2,791
$0.51
$1.42K
Richard J. Mitrano
27 Jul 2023
VP Finance & Operations
Sold on a plan
227
$0.53
$120.31
David L. Lucchino
26 Jul 2023
President and CEO
Sold on a plan
2,609
$0.52
$1.36K
Christopher R. Loose
26 Jul 2023
Chief Scientific Officer
Sold on a plan
1,329
$0.51
$677.79
Richard J. Mitrano
26 Jul 2023
VP Finance & Operations
Sold on a plan
222
$0.53
$117.66
David L. Lucchino
25 Jul 2023
President and CEO
Sold on a plan
2,803
$0.50
$1.40K
Christopher R. Loose
25 Jul 2023
Chief Scientific Officer
Sold on a plan
1,390
$0.50
$695.00
Richard J. Mitrano
25 Jul 2023
VP Finance & Operations
Sold on a plan
234
$0.50
$117.00
Richard J. Mitrano
24 Jul 2023
VP Finance & Operations
Sold on a plan
234
$0.56
$131.04
David L. Lucchino
24 Jul 2023
President and CEO
Sold on a plan
2,887
$0.54
$1.56K
Christopher R. Loose
24 Jul 2023
Chief Scientific Officer
Sold on a plan
1,438
$0.54
$776.52
Richard J. Mitrano
21 Jul 2023
VP Finance & Operations
Sold on a plan
223
$0.61
$136.25
David L. Lucchino
21 Jul 2023
President and CEO
Sold on a plan
2,663
$0.61
$1.62K
Christopher R. Loose
21 Jul 2023
Chief Scientific Officer
Sold on a plan
1,333
$0.61
$813.13
Richard J. Mitrano
20 Jul 2023
VP Finance & Operations
Sold on a plan
229
$0.64
$146.56
David L. Lucchino
20 Jul 2023
President and CEO
Sold on a plan
2,710
$0.64
$1.73K
Christopher R. Loose
20 Jul 2023
Chief Scientific Officer
Sold on a plan
1,361
$0.64
$871.04
Richard J. Mitrano
19 Jul 2023
VP Finance & Operations
Sold on a plan
228
$0.63
$143.64
David L. Lucchino
19 Jul 2023
President and CEO
Sold on a plan
2,646
$0.65
$1.72K
Christopher R. Loose
19 Jul 2023
Chief Scientific Officer
Sold on a plan
1,335
$0.65
$867.75
Christopher R. Loose
18 Jul 2023
Chief Scientific Officer
Sold on a plan
1,484
$0.56
$831.04
David L. Lucchino
18 Jul 2023
President and CEO
Sold on a plan
2,968
$0.56
$1.66K
Richard J. Mitrano
18 Jul 2023
VP Finance & Operations
Sold on a plan
249
$0.56
$139.44
Christopher R. Loose
17 Jul 2023
Chief Scientific Officer
Sold on a plan
1,415
$0.67
$948.05
David L. Lucchino
17 Jul 2023
President and CEO
Sold on a plan
2,775
$0.68
$1.89K
Richard J. Mitrano
17 Jul 2023
VP Finance & Operations
Sold on a plan
244
$0.65
$158.60
Richard J. Mitrano
14 Jul 2023
VP Finance & Operations
Sold on a plan
148
$0.60
$88.80
David L. Lucchino
14 Jul 2023
President and CEO
Sold on a plan
1,815
$0.59
$1.07K
Christopher R. Loose
14 Jul 2023
Chief Scientific Officer
Sold on a plan
906
$0.59
$534.54
Richard J. Mitrano
13 Jul 2023
VP Finance & Operations
Sold on a plan
227
$0.39
$88.53
David L. Lucchino
13 Jul 2023
President and CEO
Sold on a plan
2,646
$0.39
$1.03K
Christopher R. Loose
13 Jul 2023
Chief Scientific Officer
Sold on a plan
1,329
$0.39
$518.31
Richard J. Mitrano
12 Jul 2023
VP Finance & Operations
Sold on a plan
220
$0.40
$88.00
David L. Lucchino
12 Jul 2023
President and CEO
Sold on a plan
2,649
$0.39
$1.03K
Christopher R. Loose
12 Jul 2023
Chief Scientific Officer
Sold on a plan
1,335
$0.39
$520.65
Richard J. Mitrano
11 Jul 2023
VP Finance & Operations
Sold on a plan
228
$0.37
$84.36
David L. Lucchino
11 Jul 2023
President and CEO
Sold on a plan
2,731
$0.37
$1.01K
Christopher R. Loose
11 Jul 2023
Chief Scientific Officer
Sold on a plan
1,363
$0.37
$504.31
Showing 250 of 323 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 298
Amendments (4/A) skipped 7
Filings about a different issuer 0
Unreadable filings 0
Joint filings 7
Sales on a Rule 10b5-1 plan 101
Sales straight out of an exercise 56
Sales at will 117
Transactions with no price 0
Shares from compensation/vesting 7,033,335
Sales filed before the plan box existed 100
History held since 2 Oct 2019