[Form 3] GLOBALFOUNDRIES Inc. Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

GLOBALFOUNDRIES Inc. director Thomas Caulfield has filed an initial ownership report showing his equity stake in the company. The filing lists direct holdings of 262,971 ordinary shares. It also reports 42,057 restricted share units that are scheduled to vest on February 27, 2027, subject to continuous service, with each unit delivering one ordinary share upon settlement.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Caulfield Thomas

Role Director

Type	Security	Shares	Price	Value
holding	Ordinary Shares	--	--	--
holding	Restricted Share Units	--	--	--

Holdings After Transaction: Ordinary Shares — 262,971 shares (Direct); Restricted Share Units — 42,057 shares (Direct)

Footnotes (1)

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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^*

Caulfield Thomas

(Last) (First) (Middle)

400 STONE BREAK ROAD EXTENSION

(Street)

MALTA NY 12020

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/17/2026

3. Issuer Name and Ticker or Trading Symbol
GLOBALFOUNDRIES Inc. [ GFS ]

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

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

5. 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 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	262,971	D
Restricted Share Units	42,057(1)	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

Explanation of Responses:

1. Represents restricted stock units (RSUs), 42,057 of which vests on February 27, 2027, subject to the Reporting Person's continuous service through each such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's ordinary shares upon settlement.

Remarks:

	/s/ Jeff Worth, as Attorney-in-fact for Reporting Person	03/17/2026
	** 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.

FAQ

What does Thomas Caulfield’s Form 3 filing for GLOBALFOUNDRIES (GFS) show?

The Form 3 shows director Thomas Caulfield’s initial ownership in GLOBALFOUNDRIES. He directly holds 262,971 ordinary shares and 42,057 restricted share units that may convert into ordinary shares, giving investors visibility into his current equity stake.

How many GLOBALFOUNDRIES (GFS) ordinary shares does Thomas Caulfield hold?

Thomas Caulfield directly holds 262,971 ordinary shares of GLOBALFOUNDRIES. This figure represents his reported beneficial ownership of the company’s ordinary shares as of the Form 3 filing date, separate from any restricted share units that may convert later.

What restricted share units does Thomas Caulfield report in GLOBALFOUNDRIES (GFS)?

He reports 42,057 restricted share units in GLOBALFOUNDRIES. These RSUs are scheduled to vest on February 27, 2027, provided he continues in service, and each unit represents a contingent right to receive one ordinary share upon settlement.

Does the GLOBALFOUNDRIES (GFS) Form 3 show any recent share purchases or sales by Thomas Caulfield?

The Form 3 functions as an initial ownership statement and lists Caulfield’s holdings. It does not classify any entries as purchases or sales, instead presenting his existing ordinary share and restricted share unit positions as of the reported date.

What is the significance of the vesting condition on Thomas Caulfield’s GLOBALFOUNDRIES (GFS) RSUs?

His 42,057 restricted share units vest only if he maintains continuous service through February 27, 2027. This means the potential shares are tied to ongoing employment, aligning his long-term compensation with GLOBALFOUNDRIES’ performance and his continued role at the company.