SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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: 3235-0104 Estimated average burden hours per response: 0.5

1. Name and Address of Reporting Person* Vann Christopher Andrew (Last) (First) (Middle) C/O AUTOLUS THERAPEUTICS PLC THE MEDIAWORKS, 191 WOOD LN, WHITE CITY (Street) LONDON X0 W12 7FP (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 03/18/2026	3. Issuer Name and Ticker or Trading Symbol Autolus Therapeutics plc [ AUTL ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) Other (specify below) Chief Operating Officer	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Ordinary Shares(1)	152,211	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
American Depositary Shares	(2)	(2)	Ordinary Shares	40,000	(2)	D
Share Option (right to buy)	(3)	02/06/2028	American Depositary Shares	43,956	8.38	D
Share Option (right to buy)	(3)	12/18/2028	American Depositary Shares	190,000	30.29	D
Share Option (right to buy)	(3)	12/13/2029	American Depositary Shares	110,000	12.65	D
Share Option (right to buy)	(3)	12/15/2031	American Depositary Shares	150,000	5.64	D
Share Option (right to buy)	(4)	07/22/2032	American Depositary Shares	150,000	2.86	D
Share Option (right to buy)	(5)	03/06/2033	American Depositary Shares	200,000	1.91	D
Share Option (right to buy)	(6)	10/12/2033	American Depositary Shares	200,000	2.31	D
Share Option (right to buy)	(7)	03/14/2035	American Depositary Shares	500,000	1.89	D
Share Option (right to buy)	(8)	01/26/2036	American Depositary Shares	375,000	1.46	D
Restricted Share Units	(9)	(9)	American Depositary Shares	83,300	(10)	D
Share Option (right to buy)	(3)	01/15/2031	American Depositary Shares	80,000	9.02	D

Explanation of Responses:

1. The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one ordinary share.

2. Each American Depositary Share is convertible at any time at the option of the Reporting Person into one Ordinary Share.

3. Fully vested and exercisable.

4. This option vested 25% on July 22, 2023 and the remainder vests in 36 equal monthly installments thereafter.

5. This option vested 25% on March 6, 2024 and the remainder vests in 36 equal monthly installments thereafter.

6. This option vested 25% on October 12, 2024 and the remainder vests in 36 equal monthly installments thereafter.

7. This option vested 25% on March 14, 2026 and the remainder vests in 36 equal monthly installments thereafter.

8. This option vests 25% on January 26, 2027 and the remainder vests in 36 equal monthly installments thereafter.

9. The restricted share units ("RSUs") vest in four equal annual installments commencing on January 26, 2027.

10. Each RSU represents a contingent right to receive one Issuer American Depositary Share.

	/s/ Christopher Vann	03/18/2026
	** 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 5 (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.