Korro Bio, Inc. (KRRO)

Typically moves ±10.13% on earnings

EARNINGS ANALYTICS

event_upcoming Est. Next Earnings: 2026-11-12 ESTIMATED

Since May 13, 2021, Korro Bio, Inc. (KRRO) has reported earnings 22 times. On average the shares move ±10.13% post-earnings, with a positive reaction 54.5% of the time. Its largest post-earnings gain was +15.29% (Mar 15, 2022) and its largest decline was -79.31% (Nov 12, 2025). The next earnings report is predicted for 2026-11-12 (estimated).

Earnings reactions

How KRRO moved on each past earnings report.

Up Down

Earnings Impact

Total Earnings

Avg Abs. Movement

±10.13%

Positive %

54.5%

Negative %

45.5%

Historical Earnings Statistics

Date	Timing	Earnings move	SEC Filing
Aug 06, 2026	☀ PRE	+5.55%	open_in_new
May 07, 2026	☀ PRE	-3.83%	open_in_new
Mar 12, 2026	☽ POST	+11.3%	open_in_new
Nov 12, 2025	☽ POST	-79.31%	open_in_new
Aug 12, 2025	☀ PRE	+6.25%	open_in_new
May 07, 2025	☽ POST	+10.55%	open_in_new
Mar 18, 2025	☀ PRE	-3.55%	open_in_new
Nov 12, 2024	☽ POST	-15.55%	open_in_new
Aug 13, 2024	☽ POST	+9.21%	open_in_new
May 14, 2024	☽ POST	+5.43%	open_in_new
Mar 26, 2024	☽ POST	+1.82%	open_in_new
Nov 06, 2023	☀ PRE	+3.2%	open_in_new
Aug 10, 2023	☽ POST	-0.44%	open_in_new
May 12, 2023	☽ POST	-5.12%	open_in_new
Mar 10, 2023	☀ PRE	-4.19%	open_in_new
Nov 08, 2022	☽ POST	+4.16%	open_in_new
Aug 09, 2022	☽ POST	+9%	open_in_new
May 04, 2022	☽ POST	-2.31%	open_in_new
Mar 15, 2022	☀ PRE	+15.29%	open_in_new
Nov 15, 2021	☀ PRE	+3.21%	open_in_new
Aug 12, 2021	☽ POST	-3.24%	open_in_new
May 13, 2021	☀ PRE	-20.3%	open_in_new

event

Earnings Count

Total earnings in dataset

trending_up

Avg Abs. Movement

±10.13%

Avg % price change on earnings

description

SEC Filings

View

Browse all SEC filings

account_balance

Institutional ownership

Holdings as of Jun 30, 2026 · SEC 13-F

View all 14 →

Funds holding

$21821969

Total value held

Buying

12 added · 2 reduced

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SEC Filing Types

Recent SEC Filings

10 most recent

Form	Date Filed	View on EDGAR
144	20260908	open_in_new SEC.gov
4	20260828	open_in_new SEC.gov
144	20260826	open_in_new SEC.gov
144	20260826	open_in_new SEC.gov
4	20260821	open_in_new SEC.gov
144	20260819	open_in_new SEC.gov
144	20260819	open_in_new SEC.gov
8-K	20260819	open_in_new SEC.gov
SCHEDULE 13G/A	20260814	open_in_new SEC.gov
4	20260813	open_in_new SEC.gov

Frequently asked about KRRO earnings

When does Korro Bio, Inc. report earnings next? expand_more

Korro Bio, Inc. (KRRO)'s next earnings date is estimated for 2026-11-12. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does KRRO stock move after earnings? expand_more

Over 22 reports, KRRO has moved an average of ±10.13% the session after earnings, closing higher 54.5% of the time.

What was KRRO's biggest post-earnings move? expand_more

KRRO's largest post-earnings gain on record was +15.29% on Mar 15, 2022, and its largest decline was -79.31% on Nov 12, 2025.

Where can I find Korro Bio, Inc.'s SEC filings? expand_more

All of Korro Bio, Inc.'s SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.