Apellis CTO sells 7,725 shares to cover RSU taxes

Apellis Pharmaceuticals chief technical officer files insider share sale Apellis Pharmaceuticals chief technical officer Nur Nicholson reported selling 7,725 shares of Apellis common stock on January 22, 2026 at a price of $21.7654 per share.

Rhea-AI Filing Summary

Apellis Pharmaceuticals chief technical officer files insider share sale

Apellis Pharmaceuticals chief technical officer Nur Nicholson reported selling 7,725 shares of Apellis common stock on January 22, 2026 at a price of $21.7654 per share. According to the filing, these shares were sold to cover tax withholding obligations arising from Restricted Stock Units that were released on January 21, 2026. After this transaction, Nicholson beneficially owned 71,118 shares of Apellis common stock held directly.

Insider Trade Summary

Net Seller: 7,725 shares

Net Sell 1 txn

Insider Nicholson Nur

Role Chief Technical Officer

Sold 7,725 shs ($168K)

Type	Security	Shares	Price	Value
Sale	Common Stock	7,725	$21.7654	$168K

Holdings After Transaction: Common Stock — 71,118 shares (Direct)

Footnotes (1)

1. F1. This represents shares sold to cover tax withholding on the Restricted Stock Units released on January 21, 2026.

FAQ

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

What insider transaction did Apellis (APLS) report for Nur Nicholson?

The filing reports that chief technical officer Nur Nicholson sold 7,725 shares of Apellis common stock on January 22, 2026.

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

The 7,725 shares of Apellis common stock were sold at a price of $21.7654 per share.

Why did Nur Nicholson sell Apellis (APLS) shares in this transaction?

The filing 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 Nur Nicholson own after the transaction?

Following the reported sale, Nur Nicholson beneficially owned 71,118 shares of Apellis common stock, held directly.

What is Nur Nicholson’s role at Apellis (APLS)?

According to the filing, Nur Nicholson is an officer of Apellis Pharmaceuticals, serving as Chief Technical Officer.

Is this Apellis (APLS) Form 4 filed for one reporting person or a group?

The Form 4 is indicated as filed by one reporting person, namely Nur Nicholson.

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

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Accepted by SEC EDGAR 01/23/2026 - 04:08 PM EST 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
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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^*

Nicholson Nur

(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)
	Chief Technical 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)		7,725	D	$21.7654	71,118	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 Nur Nicholson	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.
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