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

By person

33 insiders · 323 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

David L. Lucchino

Director

—

$11.62M (98) scheduled

−$11.62M

22,150

0.1504%

$260.16K

—

Jean Francois Formela

Director

—

$5.16M (24) scheduled

−$5.16M

273,703

1.86%

$3.21M

—

Christopher R. Loose

Chief Scientific Officer

—

$4.59M (60)

−$4.59M

183,650

1.25%

$2.16M

−45.4%

James E Flynn

10% owner

$4.00M (1)

—

+$4.00M

1,231,434

8.36%

$14.46M

—

Forest Baskett

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Carmen Chang

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Anthony A. Florence Jr.

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Mohamad Makhzoumi

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Edward T Mathers

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

New Enterprise Associates 17, L.P. entity

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Scott D Sandell

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Paul Edward Walker

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Rick Yang

10% owner

$3.30M (2)

—

+$3.30M

1,297,893

8.81%

$15.24M

+21.0%

Joel S Marcus

Director

$999.99K (1)

$2.32M (14)

−$1.32M

1,318,846

8.96%

$15.49M

+289.9%

Atlas Venture Opportunity Fund II, L.P. entity

10% owner

$999.99K (1)

—

+$999.99K

195,074

1.32%

$2.29M

+10.1%

Lynx1 Capital Management LP entity

10% owner

$969.07K (7)

—

+$969.07K

3,169,769

21.53%

$37.23M

+2.8%

Vineet Agarwal

Chief Financial Officer

—

$855.53K (12) scheduled

−$855.53K

0

0.0000%

$0.00

—

Ram Aiyar

President and CEO

—

$259.59K (2)

−$259.59K

73,659

0.5002%

$865.15K

—

Marc A Cohen

Director

$250.00K (1)

—

+$250.00K

623,677

4.24%

$7.33M

+760.5%

Oliver Dolan

Senior Vice President, Finance

—

$136.07K (4) scheduled

−$136.07K

16,241

0.1103%

$190.76K

—

Jeffrey Cerio

General Counsel

—

$71.58K (1)

−$71.58K

41,793

0.2838%

$490.88K

—

Quentin McCubbin

Chief Manufacturing Officer

$88.50K (1)

$37.44K (6)

+$51.06K

38,340

0.2604%

$450.32K

+472.2%

Loic A Vincent

Chief Scientific Officer

—

$37.02K (1)

−$37.02K

25,797

0.1752%

$303.00K

—

Todd Chappell

Chief Operating Officer

—

$34.31K (1)

−$34.31K

24,464

0.1661%

$287.34K

—

Wendy S Arnold

Chief People Officer

—

$32.36K (6)

−$32.36K

21,186

0.1439%

$248.84K

+684.1%

Peter P. Pfreundschuh

Chief Financial Officer

—

$27.61K (5)

−$27.61K

8,927

0.0606%

$104.85K

+1,098%

Carl LeBel

Chief Development Officer

—

$25.37K (6)

−$25.37K

26,343

0.1789%

$309.41K

+389.4%

Richard J. Mitrano

VP Finance & Operations

$1.50K (1)

$7.54K (34) scheduled

−$6.05K

52,489

0.3564%

$616.50K

+19.1%

Ali Behbahani

Director

—

—

—

1,297,893

8.81%

$15.24M

—

Alexandria Venture Investments, LLC entity

10% owner

—

—

—

956,175

6.49%

$11.23M

—

Robert Langer

Director

—

—

—

240,021

1.63%

$2.82M

−19.2%

Timothy J Barberich

Director

—

—

—

182,739

1.24%

$2.15M

+946.2%

Nessan Bermingham

Director

—

—

—

35,114

0.2385%

$412.43K

—