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Korro Bio, Inc.

KRRO Health Care Biotechnology: Pharmaceutical Preparations
$11.98
▲ +29.0% Today
as of Oct 23, 16:50 ET
Last 30 days -13.69% Sep 14 → Oct 23
$8.04 $9.66 $11.28 $12.90 $14.52 Sep 14 Sep 22 Sep 30 Oct 07 Oct 15 Oct 23
Open
$12.04
High
$12.49
Low
$11.28
Volume
$237,343
Avg Vol
$270,506
Mkt Cap
$143M
P/E (TTM)
—
Beta
—
52w High
$42.70
52w Low
$5.20
Div Yield
—
Shares Out
$15M

Recent Press Releases & News last 60 days · 7 items

Oct 23 · 09:47 Zacks
Korro Bio, Inc. (KRRO) Surges 29.7%: Is This an Indication of Further Gains?
Oct 22 · 11:00 PR GlobeNewswire
Korro Reports Best-in-Class Preclinical Data for KRRO-111 Demonstrating Potential to Benefit Lung and Liver Manifestations of Alpha-1 Antitrypsin Deficiency
Oct 16 · 20:05 PR GlobeNewswire
Korro Bio Reports Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
▸ Show all 7 press releases & news Free account →

KRRO earnings at a glance

The options market is pricing a move of about ±14.7% after the report, a range of roughly $10.22 to $13.74 from today's $11.98. Over its last 2 reports the stock rose the next day 0 times and fell 2, moving ±4.6% on average; after the most recent report on May 7, 2026 it moved -3.4%. That means options currently expect more movement than KRRO has typically delivered. KRRO beat the consensus EPS estimate in 2 of its last 4 reported quarters. Implied volatility is currently 124%. The share price of $11.98 sits near its 52-week low.

More Health Care stocks · All stocks · Earnings calendar

Overview

52-week range
$5.20
$43
18% of range
Avg surprise (last 4)
+4.3%
Avg reaction (last 2)
-4.6%
0% positive
Latest IV / EM
124%
EM ±14.7% · $10 · Oct 16

Earnings trends

EPS — actual vs estimate Actual Estimate
$-72.20$-54.42$-36.63$-18.85$-1.07 Actual $-72.20Actual $-63.83Actual $-65.08Actual $-2.44Actual $-2.43Actual $-2.26Actual $-2.49Est $-2.60Actual $-2.74Est $-2.54Actual $-1.92Est $-2.61Actual $-1.69Est $-1.60Actual $-1.07 MarJunSepMarJunSepMar/2025Jun/2025Sep/2025Mar/2026Jun
Revenue vs Net Income Revenue Net income
$-26M$-19M$-12M$-4M$3M Sep 24Mar 25Jun 25Sep 25Mar 26Jun 26

Earnings history

DatePeriodActual EPSEstSurpriseYoY %ΔDay reactSource
Tue Jun 30, 2026Jun 2026 $-1.07 — — — — financials
Thu May 7, 2026Mar/2026 $-1.69 $-1.60 -5.6% +32.1% -3.4% earnings
Wed Nov 12, 2025Sep/2025 $-1.92 $-2.61 +26.4% — — earnings
Tue Aug 12, 2025Jun/2025 $-2.74 $-2.54 -7.9% — — earnings
Wed May 7, 2025Mar/2025 $-2.49 $-2.60 +4.2% — -5.8% earnings
Mon Sep 30, 2024Sep 2024 $-2.26 — — — — financials
Sun Jun 30, 2024Jun 2024 $-2.43 — — — — financials
Sun Mar 31, 2024Mar 2024 $-2.44 — — — — financials
Sat Sep 30, 2023Sep 2023 $-65.08 — — — — financials
Fri Jun 30, 2023Jun 2023 $-63.83 — — — — financials
Fri Mar 31, 2023Mar 2023 $-72.20 — — — — financials

Financials

Income statement (quarterly)

MetricJun 2026Mar 2026Dec 2025Sep 2025Jun 2025Mar 2025Dec 2024Sep 2024
Revenue$0$0—$1M$1M$3M—$0
Cost of revenue————————
Gross profit————————
Operating income$-20M$-20M—$-19M$-27M$-25M—$-23M
Net income$-19M$-20M—$-18M$-26M$-23M—$-21M
EPS (diluted)$-1.07$-1.69—$-1.92$-2.74$-2.49—$-2.26

Balance sheet (quarterly)

MetricJun 2026Mar 2026Dec 2025Sep 2025Jun 2025Mar 2025Dec 2024Sep 2024
Cash & equivalents$25M$62M$22M$24M$34M$64M$56M$63M
Inventory————————
Total current assets$121M$120M$82M$98M$103M$121M$132M$153M
Total assets$163M$184M$114M$162M$180M$202M$226M$244M
Long-term debt————————
Total liabilities$60M$64M$62M$63M$65M$63M$66M$64M
Total equity$103M$120M$51M$99M$115M$139M$160M$180M

Implied volatility — last 90 days

33%290%547%804%1061% Jun 07 — IV 391% · EM ±54.1%Jun 08 — IV 182% · EM ±24.1%Jun 09 — IV 372% · EM ±46.6%Jun 10 — IV 408% · EM ±48.2%Jun 17 — IV 1062% · EM ±44.3%Jun 19 — IV 226% · EM ±50.0%Jun 22 — IV 124% · EM ±25.9%Jun 24 — IV 185% · EM ±37.0%Jun 29 — IV 160% · EM ±28.4%Jun 30 — IV 229% · EM ±39.5%Jul 02 — IV 221% · EM ±35.7%Jul 03 — IV 229% · EM ±35.7%Jul 20 — IV 79% · EM ±18.7%Jul 21 — IV 131% · EM ±30.5%Jul 22 — IV 73% · EM ±16.7%Jul 23 — IV 67% · EM ±15.2%Jul 24 — IV 55% · EM ±12.2%Jul 28 — IV 237% · EM ±48.6%Jul 29 — IV 74% · EM ±14.9%Aug 04 — IV 51% · EM ±8.8%Aug 05 — IV 55% · EM ±9.1%Aug 06 — IV 66% · EM ±10.7%Aug 07 — IV 116% · EM ±18.1%Aug 11 — IV 136% · EM ±18.0%Aug 12 — IV 138% · EM ±17.2%Aug 13 — IV 134% · EM ±15.8%Aug 14 — IV 136% · EM ±15.1%Aug 17 — IV 159% · EM ±13.3%Aug 18 — IV 183% · EM ±13.2%Aug 19 — IV 607% · EM ±35.8%Aug 20 — IV 194% · EM ±8.1%Aug 24 — IV 53% · EM ±11.1%Aug 25 — IV 34% · EM ±6.9%Aug 26 — IV 85% · EM ±17.0%Aug 27 — IV 115% · EM ±22.4%Aug 28 — IV 45% · EM ±8.5%Aug 31 — IV 147% · EM ±26.0%Sep 01 — IV 57% · EM ±9.8%Sep 03 — IV 114% · EM ±18.5%Sep 09 — IV 174% · EM ±21.8%Sep 11 — IV 328% · EM ±36.2%Sep 21 — IV 79% · EM ±16.5%Sep 22 — IV 76% · EM ±15.5%Sep 23 — IV 66% · EM ±13.2%Sep 24 — IV 84% · EM ±16.5%Sep 25 — IV 63% · EM ±12.0%Sep 28 — IV 65% · EM ±11.6%Sep 29 — IV 80% · EM ±13.9%Sep 30 — IV 88% · EM ±14.6%Oct 01 — IV 81% · EM ±13.1%Oct 02 — IV 85% · EM ±13.2%Oct 06 — IV 50% · EM ±6.7%Oct 07 — IV 103% · EM ±12.9%Oct 08 — IV 124% · EM ±14.7%

Sector peers

ASRT
Assertio Holdings, Inc.
$151M $23.50
PEPG
PepGen Inc.
$153M $2.52-7.3%
PMVP
PMV Pharmaceuticals, Inc.
$132M $1.27-6.6%
SPRB
Spruce Biosciences, Inc.
$129M $45.15+5.7%
CRBP
Corbus Pharmaceuticals Holdings, Inc.
$123M $4.05-5.5%
OGI
Organigram Global Inc.
$169M $0.93-1.6%

KRRO earnings FAQ

What is KRRO's expected move for earnings?

Options currently price a move of about ±14.7%, or $1.76 per share either way from $11.98.

How does KRRO stock usually react to earnings?

Across the last 2 reports the average next-day move was ±4.6%, up 0 times and down 2 times.

What is KRRO's implied volatility?

KRRO's at-the-money implied volatility is about 124% based on the latest options snapshot.

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