Zenas BioPharma, Inc. (ZBIO)

Typically moves ±5.17% on earnings
EARNINGS ANALYTICS
event_upcoming Next Earnings: 2026-11-12 HIGH CONFIDENCE
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Zenas BioPharma, Inc. (ZBIO) has reported earnings 8 times since Nov 12, 2024. The stock moves an average of ±5.17% the day after reporting, closing higher 62.5% of the time. Its largest post-earnings gain was +12.21% (May 15, 2025) and its largest decline was -6.75% (Aug 13, 2026). The next earnings report is predicted for 2026-11-12 (high confidence).

Earnings reactions

How ZBIO moved on each past earnings report.

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Earnings Impact

Total Earnings

8

Avg Abs. Movement

±5.17%

Positive %

62.5%

Negative %

37.5%

Historical Earnings Statistics

Date Timing Earnings move SEC Filing
Aug 13, 2026 ☀ PRE -6.75% open_in_new
May 13, 2026 ☀ PRE +4.15% open_in_new
Mar 16, 2026 ☀ PRE -3.37% open_in_new
Nov 12, 2025 ☀ PRE +1.7% open_in_new
event

Earnings Count

8

Total earnings in dataset

trending_up

Avg Abs. Movement

±5.17%

Avg % price change on earnings

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SEC Filings

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Browse all SEC filings

account_balance

Institutional ownership

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

View all 19 →
19
Funds holding
$267031181
Total value held
Buying
15 added · 4 reduced
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SEC Filing Types

Recent SEC Filings

10 most recent
Form Date Filed View on EDGAR
3 20260908 open_in_new SEC.gov
SCHEDULE 13G/A 20260908 open_in_new SEC.gov
SCHEDULE 13G 20260908 open_in_new SEC.gov
3 20260902 open_in_new SEC.gov
4 20260902 open_in_new SEC.gov
144 20260819 open_in_new SEC.gov
SCHEDULE 13D/A 20260819 open_in_new SEC.gov
SCHEDULE 13D/A 20260817 open_in_new SEC.gov
10-Q 20260813 open_in_new SEC.gov
8-K 20260813 open_in_new SEC.gov

Frequently asked about ZBIO earnings

When does Zenas BioPharma, Inc. report earnings next? expand_more

Zenas BioPharma, Inc. (ZBIO)'s next earnings date is predicted (high confidence) for 2026-11-12. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does ZBIO stock move after earnings? expand_more

Over 8 reports, ZBIO has moved an average of ±5.17% the session after earnings, closing higher 62.5% of the time.

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

ZBIO's largest post-earnings gain on record was +12.21% on May 15, 2025, and its largest decline was -6.75% on Aug 13, 2026.

Where can I find Zenas BioPharma, Inc.'s SEC filings? expand_more

All of Zenas BioPharma, 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.

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