Transaction #15426 · Form 4 · 0001650126-25-000005

Annexon, Inc. · Purchase · Common Stock

Annexon, Inc. · Transacted December 1, 2025 · Filed December 3, 2025

Original SEC filing ↗

What does this filing report?

An SEC Form 4 filing for Annexon, Inc. records a purchase involving Common Stock on December 1, 2025. The reported quantity was 33,000. The filing date is December 3, 2025. This is one transaction record; amounts are not allocated among any joint reporting owners.

The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.

Transaction details

Company CIK
0001528115
Security type
Non-derivative
Acquisition type
Purchase · Code P
Quantity acquired
33,000
Reported price
4.19 · See footnotes
Reference value
138,270
Currency
Currency not specified
Ownership
Indirect
Holdings after transaction
33,000
Ownership description
By Trust
SEC acceptance time
Dec 3, 2025, 4:30 PM EST
10b5-1 indication
Not indicated

Reference value is reported quantity × reported price. It is not a confirmed cash payment or an estimate of a derivative's economic value. A missing currency is not assumed to be USD.

Reporting owners

These are the reporting owners named in the filing. Quantities and amounts are not allocated among co-reporters. Roles reflect this filing, not a current profile.

Company listings

ANNX · Nasdaq · linked security

The linked listing is identified separately from other current company listings.

Filing footnotes & remarks

F1
This transaction was executed in multiple trades in prices ranging from $4.165 to $4.215, inclusive. The price reported in Column 4 above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares purchased at each respective price within the range set forth in this footnote.
F2
These shares are held by The Park Family Revocable Trust. The Reporting Person and her spouse are co-trustees of the trust.

Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.

This record was updated Eastern Time. This is the stored record update time, not the transaction date. Report a correction.