Apellis (APLS) VP/Chief Accounting Officer sells 726 shares for tax withholding

Rhea-AI Filing Summary

Apellis Pharmaceuticals VP/Chief Accounting Officer James George Chopas reported a small sale of company stock in connection with equity compensation. On January 20, 2026, he sold 726 shares of Apellis common stock at a price of $19.7929 per share. According to the filing, these shares were sold to cover tax withholding on restricted stock units that were released on January 16, 2026.

After this transaction, Chopas beneficially owned 51,869 shares of Apellis common stock in direct ownership. The filing indicates the transaction was a routine tax-related sale rather than an open-market discretionary reduction of his overall stake.

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)
01/20/2026

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	01/20/2026		S(1)		726	D	$19.7929	51,869	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 16, 2026.

	/s/ David Watson, attorney-in-fact for James Chopas	01/21/2026
	** 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 Pharmaceuticals (APLS) report for James George Chopas?

The filing reports that VP/Chief Accounting Officer James George Chopas sold 726 shares of Apellis common stock on January 20, 2026.

At what price were the Apellis (APLS) shares sold in this Form 4 filing?

The 726 Apellis common shares were sold at a price of $19.7929 per share.

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

The filing explains that the shares were sold to cover tax withholding on restricted stock units that were released on January 16, 2026.

How many Apellis (APLS) shares does James George Chopas own after this transaction?

After the sale, James George Chopas beneficially owned 51,869 shares of Apellis common stock, held directly.

What is James George Chopas’s role at Apellis Pharmaceuticals (APLS)?

James George Chopas is an officer of Apellis Pharmaceuticals, serving as VP/Chief Accounting Officer.

Is the Apellis (APLS) insider transaction by James George Chopas a direct or indirect holding change?

The Form 4 states that ownership is direct (D), meaning the reported holdings and transaction are in his direct name.