Grupo Cibest Director Acquires 442.56 Pension Units

The pension-fund units are payable solely in cash at withdrawal, and their underlying share exposure is determined only then.

Rhea-AI Filing Summary

Grupo Cibest S.A. director Silvina Vatnick reported acquiring 442.56 units in an issuer-sponsored institutional voluntary pension fund on September 21, 2026; the units were credited following a voluntary cash contribution. Her reported resulting position was 19,844.65 units. The unit value was COP 30,779.2605, approximately $9.64 per unit. The units are payable solely in cash based on the fund’s value at withdrawal, and the number of Grupo Cibest shares attributable to them can be determined only then. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Grant/Award: 442.56 shares

Grant/Award 1 txn

Insider Vatnick Silvina

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Units in Grupo Cibest Equity Securities Fund F1, F2	442.56	$9.64	$4K

Holdings After Transaction: Units in Grupo Cibest Equity Securities Fund — 19,844.65 contracts (Indirect, Director Voluntary Pension Fund Units)

Footnotes (2)

1. F1. The reported securities represent units held by the reporting person in an institutional voluntary pension fund sponsored by the issuer and administered by an independent third-party manager. The fund is unitized and invests primarily in Grupo Cibest common and preferred shares, together with a small amount of cash. The reporting person does not have voting or investment discretion with respect to the assets held by the fund. The reported units were credited pursuant to a voluntary cash contribution to the fund, are not purchased at a fixed or negotiated price, and are payable solely in cash based on the value of the fund on the date of withdrawal. The number of Grupo Cibest shares economically attributable to the units cannot be determined until the date of withdrawal. The price of a Unit on September 21, 2026 was COP 30,779.2605 equal to approximately $9.64 per Unit using a conversion rate of COP 3,192.92 per $1.
2. F2. The instrument has no expiration date.

Key Figures

Units credited: 442.56 units Resulting reported position: 19,844.65 units Unit value: COP 30,779.2605 per unit +2 more

5 metrics

Units credited 442.56 units September 21, 2026

Resulting reported position 19,844.65 units Following the transaction

Unit value COP 30,779.2605 per unit September 21, 2026

Approximate unit value approximately $9.64 per unit Converted using COP 3,192.92 per $1

Currency conversion rate COP 3,192.92 per $1 Used to calculate the approximate U.S. dollar unit value

Key Terms

institutional voluntary pension fund, unitized, voting or investment discretion, voluntary cash contribution

4 terms

institutional voluntary pension fund financial

"units held by the reporting person in an institutional voluntary pension fund"

unitized financial

"The fund is unitized"

voting or investment discretion financial

"does not have voting or investment discretion"

voluntary cash contribution financial

"credited pursuant to a voluntary cash contribution"

FAQ

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

How many CIB pension-fund units were acquired, and what was their value?

On September 21, 2026, 442.56 units were credited following a voluntary cash contribution. The unit value was COP 30,779.2605, approximately $9.64 per unit, using a conversion rate of COP 3,192.92 per $1.

How are Grupo Cibest pension-fund units paid out?

The units are payable solely in cash based on the fund’s value on the withdrawal date. The fund invests primarily in Grupo Cibest common and preferred shares, together with a small amount of cash; the number of Grupo Cibest shares economically attributable to the units can be determined only at withdrawal.

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

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Available on EDGAR 09/24/2026 - 06:10 PM Accepted by SEC EDGAR 09/24/2026 - 06:09 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Vatnick Silvina

(Last) (First) (Middle)

CRA. 48 # 26-85

(Street)

MEDELLIN, COLOMBIA 050001

(City) (State) (Zip)

COLOMBIA

(Country)

2. Issuer Name and Ticker or Trading Symbol
Grupo Cibest S.A. [ CIB ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/21/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Units in Grupo Cibest Equity Securities Fund(1)	(1)	09/21/2026		A		442.56		(1)	(2)	Common Shares and Preferred Shares	(1)	$9.64	19,844.65	I	Director Voluntary Pension Fund Units(1)

Explanation of Responses:

1. The reported securities represent units held by the reporting person in an institutional voluntary pension fund sponsored by the issuer and administered by an independent third-party manager. The fund is unitized and invests primarily in Grupo Cibest common and preferred shares, together with a small amount of cash. The reporting person does not have voting or investment discretion with respect to the assets held by the fund. The reported units were credited pursuant to a voluntary cash contribution to the fund, are not purchased at a fixed or negotiated price, and are payable solely in cash based on the value of the fund on the date of withdrawal. The number of Grupo Cibest shares economically attributable to the units cannot be determined until the date of withdrawal. The price of a Unit on September 21, 2026 was COP 30,779.2605 equal to approximately $9.64 per Unit using a conversion rate of COP 3,192.92 per $1.

2. The instrument has no expiration date.

Remarks:

	/s/ Maria Fernanda Valencia Tafur, Attorney-in-Fact for Silvina Graciela Vatnick	09/24/2026
	** 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 4 (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 4: SEC 1474 (03-26)