Immatics CMO Cedrik Britten files Form 3 holdings

Rhea-AI Filing Summary

Immatics N.V. Chief Medical Officer Cedrik Michael Britten has filed an initial Form 3 detailing his equity holdings in the company. The filing lists multiple stock options to buy Ordinary Shares at exercise prices between $8.0600 and $11.0000, with expirations ranging from 2030-06-01 to 2036-01-07. Individual grants include, for example, options over 255,000 underlying Ordinary Shares at an exercise price of $10.0000 expiring on 2030-06-30, and options over 200,000 underlying Ordinary Shares at an exercise price of $9.3200 expiring on 2036-01-07. Footnotes describe vesting schedules, including options that are fully vested and others that vest over four-year periods. The filing also reports 50,000 restricted stock units, each convertible into one Ordinary Share, and 250 Ordinary Shares held directly. This Form 3 records existing positions and does not show any new purchases or sales.

Insider Trade Summary

10 transactions reported

Mixed 10 txns

Insider Britten Cedrik Michael

Role Chief Medical Officer

Type	Security	Shares	Price	Value
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Ordinary Shares	--	--	--

Holdings After Transaction: Stock Option (Right to Buy) — 1,113,829 contracts (Direct); Restricted Stock Units — 50,000 contracts (Direct); Ordinary Shares — 250 shares (Direct)

Footnotes (7)

1. F1. These options to purchase ordinary shares of the Issuer ("Ordinary Shares," and each such option, an "Option") are fully vested.
2. F2. These Options are eligible to be earned based on the achievement of specified market capitalization performance hurdles and service-vesting conditions. The service-vesting conditions are satisfied as to 25% of the Options on the first anniversary of the grant date, June 30, 2020, and 6.25% of the Options on each quarterly anniversary of such date over the following three years.
3. F3. These Options vest 25% on the first anniversary of the grant date, December 13, 2022, then in 12 equal quarterly installments over the following three years.
4. F4. These Options vest 25% on the first anniversary of the grant date, December 5, 2023, then in 12 equal quarterly installments over the following three years.
5. F5. These Options vest 25% on the first anniversary of the grant date, December 3, 2024, then in 12 equal quarterly installments over the following three years.
6. F6. These Options vest 25% on the first anniversary of the grant date, January 8, 2026, then in 12 equal quarterly installments over the following three years.
7. F7. Each restricted stock unit ("RSU") represents a contingent right to receive one Ordinary Share. These RSUs vest in four equal annual installments on each anniversary of the grant date, January 8, 2026.

FAQ

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

What does Cedrik Michael Britten report in his Immatics (IMTX) Form 3?

He reports existing equity holdings in Immatics, including several stock option grants, 50,000 restricted stock units, and 250 Ordinary Shares. The options carry various exercise prices and expiration dates, reflecting a mix of fully vested and time-vested awards tied to his role.

Are there any buy or sell transactions in the Immatics (IMTX) Form 3 for Cedrik Britten?

No, the Form 3 shows only holdings, not new buy or sell transactions. All entries are labeled as holdings, with transaction codes and directions unknown, and the transaction summary shows no buy, sell, exercise, gift, or tax-withholding activity reported.

What stock option awards does Cedrik Britten hold in Immatics (IMTX)?

He holds multiple stock options over Ordinary Shares, with exercise prices such as $10.0000, $9.6800, $9.0600, and $8.0600. Expiration dates range from 2030-06-01 to 2036-01-07, providing long-dated potential for share acquisition.

How do Cedrik Britten’s Immatics (IMTX) options vest according to the Form 3 footnotes?

Footnotes state some options are fully vested, while others vest 25% on the first anniversary of their grant dates, then in 12 equal quarterly installments over three years. One grant also depends on market capitalization performance hurdles alongside service-vesting conditions.

What restricted stock units does Cedrik Britten hold in Immatics (IMTX)?

He holds 50,000 restricted stock units, each representing a contingent right to receive one Ordinary Share. According to footnotes, these RSUs vest in four equal annual installments on each anniversary of the grant date, identified as January 8, 2026.

Does Cedrik Britten hold Immatics (IMTX) Ordinary Shares directly?

Yes, the Form 3 reports direct ownership of 250 Ordinary Shares. This position is separate from his stock options and restricted stock units and reflects currently held Immatics equity rather than potential future share rights.

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

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Accepted by SEC EDGAR 03/18/2026 - 07:39 PM Learn about SEC filing dates

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^*

Britten Cedrik Michael

(Last) (First) (Middle)

PAUL-EHRLICH-STR. 15

(Street)

TUBINGEN 72076

(City) (State) (Zip)

GERMANY

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Immatics N.V. [ IMTX ]

3a. Foreign Trading Symbol

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Medical Officer

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 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	250	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
Stock Option (Right to Buy)	(1)	06/01/2030	Ordinary Shares	94,329	$10	D
Stock Option (Right to Buy)	(2)	06/30/2030	Ordinary Shares	255,000	$10	D
Stock Option (Right to Buy)	(1)	12/17/2030	Ordinary Shares	49,000	$9.68	D
Stock Option (Right to Buy)	(1)	12/08/2031	Ordinary Shares	98,000	$11	D
Stock Option (Right to Buy)	(3)	12/12/2032	Ordinary Shares	112,500	$9.75	D
Stock Option (Right to Buy)	(4)	12/04/2033	Ordinary Shares	155,000	$9.06	D
Stock Option (Right to Buy)	(5)	12/02/2034	Ordinary Shares	150,000	$8.06	D
Stock Option (Right to Buy)	(6)	01/07/2036	Ordinary Shares	200,000	$9.32	D
Restricted Stock Units	(7)	(7)	Ordinary Shares	50,000	$0	D

Explanation of Responses:

1. These options to purchase ordinary shares of the Issuer ("Ordinary Shares," and each such option, an "Option") are fully vested.

2. These Options are eligible to be earned based on the achievement of specified market capitalization performance hurdles and service-vesting conditions. The service-vesting conditions are satisfied as to 25% of the Options on the first anniversary of the grant date, June 30, 2020, and 6.25% of the Options on each quarterly anniversary of such date over the following three years.

3. These Options vest 25% on the first anniversary of the grant date, December 13, 2022, then in 12 equal quarterly installments over the following three years.

4. These Options vest 25% on the first anniversary of the grant date, December 5, 2023, then in 12 equal quarterly installments over the following three years.

5. These Options vest 25% on the first anniversary of the grant date, December 3, 2024, then in 12 equal quarterly installments over the following three years.

6. These Options vest 25% on the first anniversary of the grant date, January 8, 2026, then in 12 equal quarterly installments over the following three years.

7. Each restricted stock unit ("RSU") represents a contingent right to receive one Ordinary Share. These RSUs vest in four equal annual installments on each anniversary of the grant date, January 8, 2026.

Remarks:

Exhibit List - Exhibit 24.1 - Power of Attorney

	/s/ Edward Sturchio, attorney-in-fact for Cedrik Michael Britten	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.
* Form 3: SEC 1473 (03-26)