Apellis (APLS) VP/Chief Accounting Officer sells 2,064 shares for tax withholding

Rhea-AI Filing Summary

Apellis Pharmaceuticals insider activity: VP and Chief Accounting Officer James George Chopas reported a sale of Apellis Pharmaceuticals common stock mainly for tax purposes. On January 22, 2026, he sold 2,064 shares of common stock at a price of $21.7654 per share. According to the footnote, these shares were sold to cover tax withholding on Restricted Stock Units that were released on January 21, 2026. After this transaction, he continued to beneficially own 49,805 shares of Apellis common stock directly.

Insider Trade Summary

Net Seller: 2,064 shares ($44,924)

Net Sell 1 txn

Insider Chopas James George

Role VP/Chief Accounting Officer

Sold 2,064 shs ($45K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,064	$21.7654	$45K

Holdings After Transaction: Common Stock — 49,805 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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).

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^*

Chopas James George

(Last) (First) (Middle)

C/O APELLIS PHARMACEUTICALS, INC.

100 FIFTH AVENUE, 3RD FLOOR

(Street)

WALTHAM MA 02451

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Apellis Pharmaceuticals, Inc. [ APLS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP/Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/22/2026

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

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

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

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	01/22/2026		S(1)		2,064	D	$21.7654	49,805	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

Explanation of Responses:

1. This represents shares sold to cover tax withholding on the Restricted Stock Units released on January 21, 2026.

	/s/ David Watson, attorney-in-fact for James Chopas	01/23/2026
	** 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.

FAQ

What insider transaction did Apellis (APLS) report in this Form 4?

The filing reports that VP/Chief Accounting Officer James George Chopas sold 2,064 shares of Apellis Pharmaceuticals common stock on January 22, 2026.

At what price were the Apellis (APLS) shares sold by the VP/Chief Accounting Officer?

The 2,064 shares of Apellis common stock were sold at a price of $21.7654 per share.

Why did James George Chopas sell Apellis (APLS) shares in this transaction?

The footnote states that the sale represents shares sold to cover tax withholding on Restricted Stock Units that were released on January 21, 2026.

How many Apellis (APLS) shares does the insider own after this Form 4 transaction?

Following the reported sale, 49,805 shares of Apellis Pharmaceuticals common stock were beneficially owned by James George Chopas, held directly.

What is the role of the reporting person in Apellis (APLS)?

The reporting person, James George Chopas, serves as an officer of Apellis Pharmaceuticals with the title VP/Chief Accounting Officer.

Is the Apellis (APLS) Form 4 transaction a direct or indirect holding change?

The Form 4 classifies the ownership as Direct (D), indicating the shares are held directly by James George Chopas.