Immatics director discloses stock option holdings

Immatics N.V. director Adam Leo Stone has filed an initial Form 3 showing his stock option holdings in the company.

Rhea-AI Filing Summary

Immatics N.V. director Adam Leo Stone has filed an initial Form 3 showing his stock option holdings in the company. The filing lists several options to buy Immatics ordinary shares with exercise prices of $10.0000, $11.0000, $7.9400, $11.4100, $12.0000, and $5.4400, expiring between June 30, 2030 and June 23, 2035.

Each option relates to a specific number of underlying ordinary shares, including 25,000, 15,000, 25,000, 25,000, 40,000 and 41,500 shares, all held directly. According to the footnotes, some of these options are already fully vested, while others are scheduled to vest 100% on June 24, 2025.

Insider Trade Summary

6 transactions reported

Mixed 6 txns

Insider Stone Adam Leo

Role Director

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)	--	--	--

Holdings After Transaction: Stock Option (Right to Buy) — 171,500 contracts (Direct)

Footnotes (2)

1. F1. These options to purchase ordinary shares of the Issuer (each such option, an "Option") are fully vested.
2. F2. These Options vest 100% on the first anniversary of the grant date, June 24, 2025.

FAQ

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

What does Adam Leo Stone report in his Immatics (IMTX) Form 3?

Adam Leo Stone reports his Immatics stock option holdings on Form 3. The filing lists multiple stock options to buy ordinary shares at fixed exercise prices, with expirations from June 2030 to June 2035, all held in a direct ownership capacity.

What stock options does Adam Leo Stone hold in Immatics N.V.?

He holds several stock options to buy Immatics ordinary shares. These options have exercise prices of $10.0000, $11.0000, $7.9400, $11.4100, $12.0000 and $5.4400, each tied to specific blocks of underlying shares with stated expiration dates.

Are Adam Leo Stone’s Immatics stock options vested?

Some of his Immatics stock options are already fully vested. A footnote states certain options are fully vested, while another group is scheduled to vest 100% on the first anniversary of the grant date, June 24, 2025.

Does Adam Leo Stone’s Immatics Form 3 show any stock purchases or sales?

No, the Form 3 does not show any stock purchases or sales. It is an initial statement of beneficial ownership that lists existing stock option holdings only, with no reported buy or sell transactions in the underlying ordinary shares.

How long do Adam Leo Stone’s Immatics stock options remain exercisable?

His Immatics stock options have staggered expiration dates into the 2030s. The options listed in the filing expire on dates ranging from June 30, 2030 through June 23, 2035, providing long-dated potential exercise windows.

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

Understanding Insider Trading Forms →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 03/18/2026 - 07:19 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^*

Stone Adam Leo

(Last) (First) (Middle)

PAUL-EHRLICH-STR. 15

(Street)

TUBINGEN 72076

(City) (State) (Zip)

UNITED STATES

(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)

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

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)

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)	06/30/2030	Ordinary Shares	25,000	$10	D
Stock Option (Right to Buy)	(1)	12/08/2031	Ordinary Shares	15,000	$11	D
Stock Option (Right to Buy)	(1)	06/13/2032	Ordinary Shares	25,000	$7.94	D
Stock Option (Right to Buy)	(1)	06/26/2033	Ordinary Shares	25,000	$11.41	D
Stock Option (Right to Buy)	(1)	06/24/2034	Ordinary Shares	40,000	$12	D
Stock Option (Right to Buy)	(2)	06/23/2035	Ordinary Shares	41,500	$5.44	D

Explanation of Responses:

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

2. These Options vest 100% on the first anniversary of the grant date, June 24, 2025.

Remarks:

Exhibit List - Exhibit 24.1 - Power of Attorney

	/s/ Edward Sturchio, attorney-in-fact for Adam Leo Stone	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)