Annexon, Inc. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Brisbane, CA
SEC filing record 1 source field available
Fiscal year end
31 December
Annexon, Inc. has filed 499 SEC EDGAR filings since 22 Aug 2011

SEC filing history

Showing 1-25 of 499 matching filings.

Per page
25
Current page
1
4

4 filing

Filing date
29 May 2026
Reporting date
28 May 2026
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SCHEDULE 13G/A File 005-91583

SCHEDULE 13G/A filing

Filing date
15 May 2026
Reporting date
Not listed
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4

4 filing

Filing date
13 May 2026
Reporting date
11 May 2026
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ARS File 001-39402

ARS

Filing date
27 Apr 2026
Reporting date
31 Dec 2025
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DEFA14A File 001-39402

DEFA14A

Filing date
27 Apr 2026
Reporting date
Not listed
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DEF 14A File 001-39402

DEF 14A

Filing date
27 Apr 2026
Reporting date
11 Jun 2026
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PRE 14A File 001-39402

PRE 14A

Filing date
16 Apr 2026
Reporting date
11 Jun 2026
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4

4 filing

Filing date
14 Apr 2026
Reporting date
10 Apr 2026
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SCHEDULE 13G/A File 005-91583

SCHEDULE 13G/A filing

Filing date
26 Mar 2026
Reporting date
Not listed
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4

4 filing

Filing date
12 Mar 2026
Reporting date
10 Mar 2026
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4

4 filing

Filing date
04 Mar 2026
Reporting date
02 Mar 2026
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4

4 filing

Filing date
04 Mar 2026
Reporting date
02 Mar 2026
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4

4 filing

Filing date
04 Mar 2026
Reporting date
02 Mar 2026
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4

4 filing

Filing date
04 Mar 2026
Reporting date
02 Mar 2026
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4

4 filing

Filing date
04 Mar 2026
Reporting date
02 Mar 2026
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144 File 001-39402

144 filing

Filing date
02 Mar 2026
Reporting date
Not listed
SEC evidence
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144 File 001-39402

144 filing

Filing date
02 Mar 2026
Reporting date
Not listed
SEC evidence
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144 File 001-39402

144 filing

Filing date
02 Mar 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
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