Atara Biotherapeutics, Inc. Common Stock (ATRA)

Typically moves ±10.34% on earnings
EARNINGS ANALYTICS
event_note Approx. Next Earnings: ~2026-08-12 APPROXIMATE
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Atara Biotherapeutics, Inc. Common Stock (ATRA) has reported earnings 19 times since Aug 09, 2021. The stock moves an average of ±10.34% the day after reporting, closing higher 42.1% of the time. Its largest post-earnings gain was +28.94% (Aug 08, 2022) and its largest decline was -20.44% (Feb 28, 2022). The next earnings report is predicted for 2026-08-12 (approximate).

Earnings reactions

How ATRA moved on each past earnings report.

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Earnings Impact

Total Earnings

19

Avg Abs. Movement

±10.34%

Positive %

42.1%

Negative %

57.9%

Historical Earnings Statistics

Date Timing Earnings move SEC Filing
Mar 16, 2026 ☽ POST -10.75% open_in_new
Nov 12, 2025 ☀ PRE -3.28% open_in_new
Aug 11, 2025 ☽ POST +7.54% open_in_new
May 15, 2025 ☀ PRE +14.92% open_in_new
event

Earnings Count

19

Total earnings in dataset

trending_up

Avg Abs. Movement

±10.34%

Avg % price change on earnings

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SEC Filings

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Browse all SEC filings

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Institutional ownership

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

View all 7 →
7
Funds holding
$621921
Total value held
Buying
3 added · 1 reduced
Blackrock, Inc.
$373773 +17.75%
State Street Corp
$125123 Held
Northern Trust Corp
$58368 Held
Morgan Stanley
$43370 -42.66%
Royal Bank Of Canada
$20000 NEW BUY

SEC Filing Types

Recent SEC Filings

10 most recent
Form Date Filed View on EDGAR
3 20260706 open_in_new SEC.gov
8-K 20260626 open_in_new SEC.gov
3 20260615 open_in_new SEC.gov
4 20260615 open_in_new SEC.gov
8-K 20260612 open_in_new SEC.gov
S-8 20260612 open_in_new SEC.gov
4 20260611 open_in_new SEC.gov
4 20260611 open_in_new SEC.gov
4 20260611 open_in_new SEC.gov
4 20260520 open_in_new SEC.gov

Frequently asked about ATRA earnings

When does Atara Biotherapeutics, Inc. Common Stock report earnings next? expand_more

Atara Biotherapeutics, Inc. Common Stock (ATRA)'s next earnings date is approximate for 2026-08-12. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does ATRA stock move after earnings? expand_more

Over 19 reports, ATRA has moved an average of ±10.34% the session after earnings, closing higher 42.1% of the time.

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

ATRA's largest post-earnings gain on record was +28.94% on Aug 08, 2022, and its largest decline was -20.44% on Feb 28, 2022.

Where can I find Atara Biotherapeutics, Inc. Common Stock's SEC filings? expand_more

All of Atara Biotherapeutics, Inc. Common Stock'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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