Millicom (TIGO) director Blanca Trevino de Vega reports 13,027-share stake

Rhea-AI Filing Summary

MILLICOM INTERNATIONAL CELLULAR SA director Blanca Trevino de Vega filed an initial Form 3 reporting her ownership in the company. She disclosed holding 13,027 Common Shares directly following the reported date. This filing records her starting ownership position as an insider rather than any new share transaction.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Trevino de Vega Blanca

Role Director

Type	Security	Shares	Price	Value
holding	Common Shares	--	--	--

Holdings After Transaction: Common Shares — 13,027 shares (Direct)

Footnotes (1)

Understanding Insider Trading Forms →

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

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1. Name and Address of Reporting Person^*

Trevino de Vega Blanca

(Last) (First) (Middle)

MILLICOM INTERNATIONAL CELLULAR S.A.

8400 NW 36TH STREET, SUITE 530

(Street)

DORAL FLORIDA 33166

(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
MILLICOM INTERNATIONAL CELLULAR SA [ TIGO ]

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)
Common Shares	13,027	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:

	/s/ Blanca Trevino de Vega	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)

FAQ

What does the Form 3 filing by MILLICOM (TIGO) director Blanca Trevino de Vega show?

The Form 3 shows that director Blanca Trevino de Vega beneficially owns 13,027 Common Shares of MILLICOM INTERNATIONAL CELLULAR SA. This is an initial ownership report required when someone becomes an insider, not a record of a new trade.

Did Blanca Trevino de Vega buy or sell MILLICOM (TIGO) shares in this Form 3?

This Form 3 does not report any buy or sell transaction. It simply states that Blanca Trevino de Vega directly holds 13,027 Common Shares, establishing her baseline ownership as a company insider at the time of the filing.

How many MILLICOM (TIGO) shares does Blanca Trevino de Vega hold according to the filing?

According to the Form 3, Blanca Trevino de Vega directly holds 13,027 Common Shares of MILLICOM INTERNATIONAL CELLULAR SA. This number represents her total direct beneficial ownership reported as of the filing’s referenced date.

Is the ownership reported by Blanca Trevino de Vega in MILLICOM (TIGO) direct or indirect?

The Form 3 shows that Blanca Trevino de Vega’s ownership of 13,027 Common Shares is classified as direct. That means the shares are held in her own name, rather than through a separate entity or indirect structure.

Does the MILLICOM (TIGO) Form 3 include any derivatives or options for Blanca Trevino de Vega?

The Form 3 only reports Common Shares and shows a total direct holding of 13,027 shares. No derivative securities, options, or similar instruments are listed for Blanca Trevino de Vega in the data provided from this filing.