Sionna Therapeutics, Inc. (SION)

Typically moves ±6.33% on earnings

EARNINGS ANALYTICS

event_note Approx. Next Earnings: ~2026-08-10 APPROXIMATE

Across 6 earnings reports since Mar 20, 2025, Sionna Therapeutics, Inc. (SION) has a clear post-earnings pattern. It moves ±6.33% on average after reporting and finishes higher 50.0% of the time. Its largest post-earnings gain was +13.36% (Aug 11, 2025) and its largest decline was -11.2% (May 12, 2026). The next earnings report is predicted for 2026-08-10 (approximate).

Earnings reactions

How SION moved on each past earnings report.

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Earnings Impact

Total Earnings

Avg Abs. Movement

±6.33%

Positive %

50.0%

Negative %

50.0%

Historical Earnings Statistics

Date	Timing	Earnings move	SEC Filing
May 12, 2026	☀ PRE	-11.2%	open_in_new
Mar 02, 2026	☀ PRE	-7.17%	open_in_new
Nov 05, 2025	☀ PRE	-1.57%	open_in_new
Aug 11, 2025	☀ PRE	+13.36%	open_in_new
May 12, 2025	☀ PRE	+4.71%	open_in_new
Mar 20, 2025	☀ PRE	+0%	open_in_new

event

Earnings Count

Total earnings in dataset

trending_up

Avg Abs. Movement

±6.33%

Avg % price change on earnings

description

SEC Filings

View

Browse all SEC filings

account_balance

Institutional ownership

Holdings as of Mar 31, 2026 · SEC 13-F

View all 14 →

Funds holding

$114452534

Total value held

Buying

10 added · 3 reduced

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Goldman Sachs Group Inc

$10550646 +625.62%

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$7035113 Held

Morgan Stanley

$5332893 +166.71%

SEC Filing Types

description SCHEDULE 13D

5 chevron_right

description CORRESP

4 chevron_right

description SCHEDULE 13D/A

3 chevron_right

description 10-Q

3 chevron_right

Recent SEC Filings

10 most recent

Form	Date Filed	View on EDGAR
4	20260709	open_in_new SEC.gov
4	20260709	open_in_new SEC.gov
4	20260707	open_in_new SEC.gov
144	20260706	open_in_new SEC.gov
4	20260702	open_in_new SEC.gov
4	20260702	open_in_new SEC.gov
4	20260618	open_in_new SEC.gov
4	20260618	open_in_new SEC.gov
4	20260618	open_in_new SEC.gov
4	20260618	open_in_new SEC.gov

Frequently asked about SION earnings

When does Sionna Therapeutics, Inc. report earnings next? expand_more

Sionna Therapeutics, Inc. (SION)'s next earnings date is approximate for 2026-08-10. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does SION stock move after earnings? expand_more

Over 6 reports, SION has moved an average of ±6.33% the session after earnings, closing higher 50.0% of the time.

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

SION's largest post-earnings gain on record was +13.36% on Aug 11, 2025, and its largest decline was -11.2% on May 12, 2026.

Where can I find Sionna Therapeutics, Inc.'s SEC filings? expand_more

All of Sionna Therapeutics, 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.