Stock awards: Enterprise Financial Services (EFSC) grants 836 RSUs

Rhea-AI Filing Summary

Enterprise Financial Services Corp reported that EVP and Chief Accounting Officer Troy Dumlao acquired 836 Restricted Share Units on March 4, 2026 as a grant or award. The RSUs were issued under the company’s 2018 Stock Incentive Plan, with each unit representing the right to receive one share of common stock, subject to plan terms and continued employment.

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

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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^*

DUMLAO TROY

(Last) (First) (Middle)

150 N. MERAMEC

(Street)

ST LOUIS MO 63105

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ENTERPRISE FINANCIAL SERVICES CORP [ EFSC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

4. 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 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
Common Stock								8,261	D
Depository Shares(1)								400	D

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
Non Qualified Stock Option (Right to Buy)	$43.81							02/06/2024	02/25/2031	Common Stock	1,058		1,058	D
Non Qualified Stock Option (Right to Buy)	$48.34							02/03/2025	02/24/2032	Common Stock	1,266		1,266	D
Non Qualified Stock Option (Right to Buy)	$54.46							02/10/2026	02/28/2033	Common Stock	1,769		1,769	D
Non Qualified Stock Option (Right to Buy)	$39.5							(2)	02/28/2034	Common Stock	2,722		2,722	D
Non Qualified Stock Option (Right to Buy)	$57.17							(3)	03/04/2035	Common Stock	1,919		1,919	D
Restricted Share Units	(4)							(5)	(5)	Common Stock	520		520	D
Restricted Share Units	(4)							(6)	(6)	Common Stock	642		642	D
Restricted Share Units	(4)							(7)	(7)	Common Stock	380		380	D
Restricted Share Units	(4)	03/04/2026		A		836		(8)	(8)	Common Stock	836	$0	836	D

Explanation of Responses:

1. Each Depositary Share represents a 1/40th interest in a share of the Issuer's 5.00% Series A Fixed-Rate Non-Cumulative Perpetual Preferred Stock. Depositary Shares were purchased in an underwritten public offering.

2. This option becomes exercisable in the first quarter of 2027, subject to continued employment by the reporting person.

3. The option becomes exercisable in the first quarter of 2028, subject to continued employment by the reporting person.

4. The RSU's were granted pursuant to the Company's 2018 Stock Incentive Plan. Each RSU represents the right to receive one share of Common Stock, subject to adjustment as provided in the Grant Agreement.

5. The RSU's vest 100% in the first quarter of 2027, subject to continued employment by the reporting person.

6. The RSU's vest 100% in the first quarter of 2028, subject to continued employment by the reporting person.

7. The RSUs vest at a rate of 33% annually over three years, subject to continued employment of the reporting person. Vesting occurs on the anniversary date of the grant each year, with final vest occurring on April 14, 2026. On each vesting date, for each RSU vesting on such date, the reporting person will receive one share of Common Stock.

8. The RSU's vest 100% in the first quarter of 2029, subject to continued employment by the reporting person.

	/s/ Troy Dumlao	03/06/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transaction did EFSC report for Troy Dumlao on this Form 4?

EFSC reported that EVP and Chief Accounting Officer Troy Dumlao received a grant of 836 Restricted Share Units on March 4, 2026. The filing classifies this as a grant or award acquisition rather than an open-market stock purchase or sale.

What do the 836 Restricted Share Units granted to EFSC executive Troy Dumlao represent?

The 836 Restricted Share Units represent rights to receive shares of Enterprise Financial Services common stock. Each RSU equals one share, subject to adjustment under the grant agreement and the company’s 2018 Stock Incentive Plan, and is generally subject to vesting and continued employment conditions.

Were there any EFSC insider stock sales or open-market buys disclosed in this Form 4?

The Form 4 for EFSC shows no insider stock sales or open-market purchases. It reports one acquisition transaction, consisting of a grant of 836 Restricted Share Units to executive Troy Dumlao, along with updated holdings for options, common stock, restricted units, and depository shares.

How are the Restricted Share Units for EFSC’s Troy Dumlao expected to vest?

Footnotes explain that EFSC Restricted Share Units vest over future periods, subject to continued employment of the reporting person. Some RSU awards vest 100% in designated future quarters, while others vest in installments annually, with common stock delivered upon each vesting date.

What other EFSC securities holdings are reported for Troy Dumlao on this Form 4?

The Form 4 lists direct holdings in common stock, multiple tranches of non-qualified stock options, various blocks of Restricted Share Units, and 400 Depositary Shares. Each Depositary Share represents a one-fortieth interest in a share of EFSC’s 5.00% Series A preferred stock, purchased in an underwritten offering.

What is notable about EFSC Depositary Shares referenced in Troy Dumlao’s holdings?

EFSC’s Depositary Shares reported in Troy Dumlao’s holdings each represent a 1/40th interest in a share of the company’s 5.00% Series A Fixed-Rate Non-Cumulative Perpetual Preferred Stock. The filing notes these Depositary Shares were originally purchased in an underwritten public offering.