Annexon EVP exercises options for 30,646 shares

Annexon, Inc. executive Ted Yednock exercised stock options to acquire additional common shares.

Rhea-AI Filing Summary

Annexon, Inc. executive Ted Yednock exercised stock options to acquire additional common shares. On June 11, 2026, he exercised options for 30,646 shares of Annexon common stock at an exercise price of $1.8501 per share. After the transaction, he directly owned 184,807 common shares. The exercised options were fully vested and exercisable, and this filing shows a routine conversion of derivative awards into stock rather than an open-market purchase or sale.

Insider Trade Summary 10b5-1

30,646 shares exercised/converted

Exercise 2 txns

Insider Yednock Ted

Role EVP & CHIEF INNOVATION OFFICER

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	30,646	$0.00	$0.00
Exercise	Common Stock	30,646	$1.8501	$57K

Holdings After Transaction: Stock Option (Right to Buy) — 0 contracts (Direct); Common Stock — 184,807 shares (Direct)

Footnotes (1)

1. F1. The shares subject to the option are fully vested and exercisable.

Key Figures

Options exercised: 30,646 shares Exercise price: $1.8501 per share Shares owned after transaction: 184,807 shares +3 more

6 metrics

Options exercised 30,646 shares Common stock acquired on exercise of options on June 11, 2026

Exercise price $1.8501 per share Exercise or conversion price for 30,646 stock options

Shares owned after transaction 184,807 shares Direct ownership of Annexon common stock following option exercise

Options exercised (derivative record) 30,646 options Stock Option (Right to Buy) converted into common stock

Option expiration date August 11, 2026 Original expiration date of exercised stock options

Exercise count 1 transaction Single derivative exercise reported in transaction summary

Key Terms

Stock Option (Right to Buy), Exercise or conversion of derivative security, Common Stock, fully vested and exercisable

4 terms

Stock Option (Right to Buy) financial

"Stock Option (Right to Buy)"

Exercise or conversion of derivative security financial

"transaction_code_description: Exercise or conversion of derivative security"

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

fully vested and exercisable financial

"The shares subject to the option are fully vested and exercisable."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Annexon (ANNX) executive Ted Yednock report in this Form 4?

Ted Yednock reported exercising stock options to acquire 30,646 shares of Annexon common stock. The options converted at an exercise price of $1.8501 per share, increasing his direct ownership to 184,807 shares after the transaction.

Was there any open-market buying or selling of Annexon (ANNX) shares in this filing?

No, the filing shows an exercise of stock options rather than open-market trading. Yednock converted 30,646 options into common shares at $1.8501 per share, with no reported sale of the acquired shares in this Form 4.

How many Annexon (ANNX) shares does Ted Yednock own after this Form 4 transaction?

After exercising options, Ted Yednock directly owns 184,807 shares of Annexon common stock. This reflects the addition of 30,646 shares obtained through the option exercise reported for June 11, 2026, with no same-day sale disclosed.

What were the key terms of the Annexon (ANNX) stock options exercised by Ted Yednock?

The exercised stock options covered 30,646 underlying common shares at an exercise price of $1.8501 per share. The options were fully vested and exercisable, and they carried an expiration date of August 11, 2026, before being fully exercised in this transaction.

Does this Annexon (ANNX) Form 4 show remaining stock options for Ted Yednock?

The filing’s derivative summary is empty after this transaction, and the reported stock option position shows zero shares following exercise. This indicates the 30,646 options referenced in the filing were fully exercised, leaving no remaining options from that specific grant.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/15/2026 - 04:15 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Yednock Ted

(Last) (First) (Middle)

C/O ANNEXON, INC

1400 SIERRA POINT PKWY, BLDG C, STE 200

(Street)

BRISBANE CALIFORNIA 94005

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Annexon, Inc. [ ANNX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & CHIEF INNOVATION OFFICER

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/11/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/11/2026		M		30,646	A	$1.8501	184,807	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$1.8501	06/11/2026		M			30,646	(1)	08/11/2026	Common Stock	30,646	$0	0	D

Explanation of Responses:

1. The shares subject to the option are fully vested and exercisable.

	/s/ Jennifer Lew, Attorney-in-Fact	06/15/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)