13.15
price down icon0.49%   -0.105
 
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Korro Bio Inc stock is traded at $13.15, with a volume of 25,118. It is down -0.49% in the last 24 hours and up +25.67% over the past month. Korro Bio Inc is a biopharmaceutical company with a mission to discover, develop, and commercialize a new class of genetic medicines based on editing RNA, enabling the treatment of both rare and highly prevalent diseases. It is generating a portfolio of differentiated programs that are designed to harness the body's natural RNA editing process to effect a precise yet transient single base edit. By editing RNA instead of DNA, Korro Bio is expanding the reach of genetic medicines by delivering additional precision and tunability. The company operates and manages its business as one reportable segment and one operating segment, which is the business of discovering, developing and commercializing therapies derived from or incorporating its RNA-editing technology.
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Previous Close:
$13.26
Open:
$13.13
24h Volume:
25,118
Relative Volume:
0.13
Market Cap:
$193.72M
Revenue:
$6.39M
Net Income/Loss:
$-117.26M
P/E Ratio:
-1.054
EPS:
-12.4807
Net Cash Flow:
$-79.08M
1W Performance:
+0.11%
1M Performance:
+25.67%
6M Performance:
+8.78%
1Y Performance:
-44.25%
1-Day Range:
Value
$12.80
$13.55
1-Week Range:
Value
$12.66
$13.98
52-Week Range:
Value
$5.2044
$55.89

Korro Bio Inc Stock (KRRO) Company Profile

Name
Name
Korro Bio Inc
Name
Phone
617-468-1999
Name
Address
60 FIRST STREET, CAMBRIDGE
Name
Employee
49
Name
Twitter
Name
Next Earnings Date
2026-08-11
Name
Latest SEC Filings
Name
KRRO's Discussions on Twitter

Compare KRRO vs VRTX, REGN, ARGX, MRNA, RVMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
KRRO icon
KRRO
Korro Bio Inc
13.15 190.84M 6.39M -117.26M -79.08M -12.48
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
541.86 136.93B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
790.45 85.11B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
1,030.44 64.95B 4.16B 1.29B 734.26M 19.58
MRNA icon
MRNA
Moderna Inc
136.57 53.23B 2.23B -3.19B -1.60B -8.1462
RVMD icon
RVMD
Revolution Medicines Inc
206.79 45.38B 742.00K -1.37B -1.07B -7.0731

Korro Bio Inc Stock (KRRO) Upgrades & Downgrades

Date Action Analyst Rating Change
Mar-13-26 Upgrade Raymond James Mkt Perform → Outperform
Feb-17-26 Upgrade William Blair Mkt Perform → Outperform
Jan-29-26 Upgrade Chardan Capital Markets Neutral → Buy
Jan-29-26 Upgrade H.C. Wainwright Neutral → Buy
Jan-29-26 Upgrade Piper Sandler Neutral → Overweight
Jan-28-26 Upgrade Cantor Fitzgerald Neutral → Overweight
Jan-28-26 Upgrade Oppenheimer Perform → Outperform
Nov-13-25 Downgrade Cantor Fitzgerald Overweight → Neutral
Nov-13-25 Downgrade Chardan Capital Markets Buy → Neutral
Nov-13-25 Downgrade H.C. Wainwright Buy → Neutral
Nov-13-25 Downgrade Piper Sandler Overweight → Neutral
Nov-13-25 Downgrade RBC Capital Mkts Outperform → Sector Perform
Nov-13-25 Downgrade Raymond James Strong Buy → Mkt Perform
Nov-13-25 Downgrade William Blair Outperform → Mkt Perform
Apr-29-25 Initiated Cantor Fitzgerald Overweight
Apr-16-25 Initiated Chardan Capital Markets Buy
Jan-10-25 Initiated Oppenheimer Outperform
Oct-21-24 Initiated Raymond James Strong Buy
Aug-14-24 Initiated William Blair Outperform
Mar-28-24 Reiterated H.C. Wainwright Buy
Feb-27-24 Initiated BMO Capital Markets Outperform
Dec-04-23 Initiated H.C. Wainwright Buy
Nov-29-23 Initiated RBC Capital Mkts Outperform
Nov-10-23 Initiated Piper Sandler Overweight
Feb-15-23 Downgrade Chardan Capital Markets Buy → Neutral
Feb-13-23 Downgrade Cowen Outperform → Market Perform
Sep-22-21 Downgrade Goldman Buy → Neutral
Jan-27-21 Upgrade JP Morgan Neutral → Overweight
Dec-22-20 Initiated B. Riley Securities Buy
Jul-14-20 Initiated Oppenheimer Outperform
May-18-20 Downgrade JP Morgan Overweight → Neutral
Oct-28-19 Initiated Cowen Outperform
Oct-28-19 Initiated Goldman Buy
Oct-28-19 Initiated JP Morgan Overweight
View All

Korro Bio Inc Stock (KRRO) Latest News

pulisher
Aug 21, 2026

Korro Bio (NASDAQ:KRRO) Director Sells $398,552.00 in Stock - MarketBeat

Aug 21, 2026
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Aug 21, 2026

Korro Bio (KRRO) director-tied funds sell 28K shares on Aug. 19 - Stock Titan

Aug 21, 2026
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Aug 20, 2026

Balyasny Asset Management L.P. Reduces Stake in Korro Bio Inc (K - GuruFocus

Aug 20, 2026
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Aug 20, 2026

Korro Bio Moves KRRO-121 Into First Human Trials, Raising the Stakes in Rare Disease RNA Editing - TipRanks

Aug 20, 2026
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Aug 20, 2026

Korro Bio (NASDAQ:KRRO) Receives "Buy" Rating from HC Wainwright - MarketBeat

Aug 20, 2026
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Aug 19, 2026

Form 8K Korro Bio Inc For: 19 August By Investing.com - Investing.com Nigeria

Aug 19, 2026
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Aug 19, 2026

Korro Bio Advances KRRO-121 Into First Human Trial - TipRanks

Aug 19, 2026
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Aug 19, 2026

Korro Bio, Inc. Announces Submission To Australian Alfred Health Human Ethics Committee To Initiate First-In-Human Phase 1/2 Clinical Trial For KRRO-121 - marketscreener.com

Aug 19, 2026
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Aug 19, 2026

Korro (KRRO) Quarter in Focus: The Bottom-Line Figure Outpaces Its Comparison in the Latest Reading - vinanet.vn

Aug 19, 2026
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Aug 17, 2026

Korro Bio Reports Inducement Grant Under Nasdaq Listing Rule 5635(c)(4) - marketscreener.com

Aug 17, 2026
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Aug 15, 2026

KRRO Q2 2026 Earnings: Wider-Than-Expected Loss Avoided as Cost Discipline Drives 27.65% EPS BeatEarnings Yield Analysis - vinanet.vn

Aug 15, 2026
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Aug 13, 2026

Insider Selling: Korro Bio (NASDAQ:KRRO) Director Sells $29,916.28 in Stock - MarketBeat

Aug 13, 2026
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Aug 13, 2026

Korro Bio director Jean Francois Formela sells $29,916 in shares By Investing.com - Investing.com Australia

Aug 13, 2026
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Aug 13, 2026

Korro Bio director Jean Francois Formela sells $29,916 in shares - Investing.com

Aug 13, 2026
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Aug 13, 2026

Korro Bio (KRRO) director-affiliated funds sell 2,143 shares under 10b5-1 plan - Stock Titan

Aug 13, 2026
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Aug 13, 2026

Korro Bio (NASDAQ:KRRO) Major Shareholder Acquires $19,283.78 in Stock - MarketBeat

Aug 13, 2026
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Aug 13, 2026

Lynx1 Capital, Korro Bio 10% owner, buys $78,809 in stock - Investing.com

Aug 13, 2026
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Aug 13, 2026

Lynx1 Capital, Korro Bio 10% owner, buys $78,809 in stock By Investing.com - Investing.com Canada

Aug 13, 2026
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Aug 13, 2026

Korro Bio (KRRO) holder Lynx1 Capital reports 6,684-share indirect stock purchase - Stock Titan

Aug 13, 2026
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Aug 13, 2026

Lynx1 Capital Management Lp Buys 5,222 Shares of Korro Bio (NASDAQ:KRRO) Stock - MarketBeat

Aug 13, 2026
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Aug 11, 2026

HC Wainwright Has Strong Estimate for Korro Bio Q3 Earnings - marketbeat.com

Aug 11, 2026
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Aug 10, 2026

All You Need to Know About Korro Bio, Inc. (KRRO) Rating Upgrade to Buy - Yahoo Finance

Aug 10, 2026
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Aug 09, 2026

A US$42m Market Cap Boost Pleasing ToKorro Bio Insiders - webull.com

Aug 09, 2026
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Aug 08, 2026

Analysts Offer Insights on Healthcare Companies: Corbus Pharmaceuticals (CRBP) and Korro Bio (KRRO) - theglobeandmail.com

Aug 08, 2026
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Aug 08, 2026

Korro Bio (NASDAQ:KRRO) Releases Quarterly Earnings Results, Beats Expectations By $0.22 EPS - marketbeat.com

Aug 08, 2026
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Aug 08, 2026

Korro Bio (NASDAQ:KRRO) Upgraded at Wall Street Zen - MarketBeat

Aug 08, 2026
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Aug 07, 2026

H.C. Wainwright Maintains Korro Bio(KRRO.US) With Buy Rating, Maintains Target Price $15 - Moomoo

Aug 07, 2026
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Aug 07, 2026

Cantor Fitzgerald Maintains Korro Bio(KRRO.US) With Buy Rating, Maintains Target Price $22 - Moomoo

Aug 07, 2026
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Aug 07, 2026

Korro Bio, Inc. expected to post a loss of $1.43 a shareEarnings Preview - TradingView

Aug 07, 2026
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Aug 07, 2026

William Blair Maintains Korro Bio(KRRO.US) With Buy Rating - Moomoo

Aug 07, 2026
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Aug 07, 2026

Raymond James reiterates Korro Bio stock rating on hyperammonemia outlook - Investing.com UK

Aug 07, 2026
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Aug 07, 2026

Korro Bio Refines Capital Structure with Exchange Agreement - The Globe and Mail

Aug 07, 2026
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Aug 07, 2026

Chardan Capital Maintains Korro Bio(KRRO.US) With Buy Rating, Maintains Target Price $15 - Moomoo

Aug 07, 2026
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Aug 07, 2026

Korro Bio earnings beat by $0.24, revenue topped estimates - Investing.com Canada

Aug 07, 2026
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Aug 06, 2026

Korro Bio, Inc. Reports Earnings Results for the Second Quarter and Six Months Ended June 30, 2026 - marketscreener.com

Aug 06, 2026
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Aug 06, 2026

Korro Bio Reports $18.9 Million Q2 Net Loss - Quiver Quantitative

Aug 06, 2026
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Aug 06, 2026

Korro Reports Second Quarter 2026 Financial Results and Provides Corporate Update - The Manila Times

Aug 06, 2026
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Aug 06, 2026

Korro Bio Swaps 1.0M Shares for Pre-Funded Warrants to Venrock at $0.001 Exercise Price - TradingView

Aug 06, 2026
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Aug 06, 2026

Korro Bio, Inc. Q2 2026: Revenue $0M, Net loss $(18.9)M, EPS $(1.07) — 10-Q Summary - TradingView

Aug 06, 2026
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Aug 06, 2026

Korro Bio CEO Highlights Strategic Payoff, Advancing New Therapies - Intellectia AI

Aug 06, 2026
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Aug 05, 2026

Korro Bio (KRRO) CEO sells 5,802 shares of stock to cover taxes - Stock Titan

Aug 05, 2026
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Aug 05, 2026

Korro Bio Inc. (KRRO) Gains 1.23%: Trading Between $10.92 Support and $12.06 ResistanceMerger Arbitrage - vinanet.vn

Aug 05, 2026
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Aug 04, 2026

Korro Bio (KRRO) Expected to Post Earnings on Tuesday - MarketBeat

Aug 04, 2026
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Aug 04, 2026

Korro Bio (KRRO) Climbs 5.68% to $11.35 as RNA Editing Play Draws Fresh Buyer InterestFund Manager Survey - dars.gov.et

Aug 04, 2026
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Aug 02, 2026

KRRO Q1 2026 Earnings: Narrower-than-Expected Loss Beats Estimates as Shares Slip 0.77%Post-Earnings Drift - vinanet.vn

Aug 02, 2026
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Jul 31, 2026

KRRO Q1 2026 Earnings: Narrower-than-Expected Loss Signals Disciplined SpendingManagement Guidance Update - vinanet.vn

Jul 31, 2026
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Jul 29, 2026

ADAR1 Capital Management LLC Takes Position in Korro Bio, Inc. $KRRO - MarketBeat

Jul 29, 2026
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Jul 27, 2026

Korro Bio Inc (KRRO) Revenue Breakdown: Business Segments, Regional Revenue & Profit Contribution - TradingKey

Jul 27, 2026
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Jul 27, 2026

KRRO|Korro Bio Inc|Price:10.370|Chg%:-0.080 - TradingKey

Jul 27, 2026
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Jul 27, 2026

Korro Bio Inc (KRRO) Institutional Confidence - TradingKey

Jul 27, 2026
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Jul 27, 2026

Korro Bio Inc (KRRO) Technical Analysis: Support, Resistance, Indicators & Moving Averages - TradingKey

Jul 27, 2026

Korro Bio Inc Stock (KRRO) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$118.88
price down icon 2.14%
$103.73
price down icon 7.07%
$60.78
price down icon 1.63%
$235.50
price up icon 0.88%
ONC ONC
$365.45
price down icon 1.97%
$206.34
price down icon 6.53%
Cap:     |  Volume (24h):