Enterprise Financial Services (EFSC) EVP reports new stock awards and RSU vesting

Rhea-AI Filing Summary

Enterprise Financial Services Corp EVP and Chief Accounting Officer Troy Dumlao reported several equity compensation transactions on February 10, 2026. He acquired 361 shares of common stock upon the exercise of restricted share units at $0 and received additional grants of 593 and 478 common shares, all under the company’s 2018 Stock Incentive Plan. To cover tax withholding on these issuances, 179, 293, and 236 shares of common stock were disposed of at $59.22 per share rather than sold for investment purposes. Following these transactions, Dumlao directly owned 8,261 shares of common stock and 400 depository shares, along with multiple nonqualified stock options and restricted share unit awards that vest in future years, generally subject to 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)
02/10/2026

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	02/10/2026		M		361	A	$0	7,898	D
Common Stock	02/10/2026		F		179(1)	D	$59.22	7,719	D
Common Stock	02/10/2026		A(2)		593	A	$0	8,312	D
Common Stock	02/10/2026		F		293(1)	D	$59.22	8,019	D
Common Stock	02/10/2026		A(2)		478	A	$0	8,497	D
Common Stock	02/10/2026		F		236(1)	D	$59.22	8,261	D
Depository Shares(3)								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							(4)	02/28/2034	Common Stock	2,722		2,722	D
Non Qualified Stock Option (Right to Buy)	$57.17							(5)	03/04/2035	Common Stock	1,919		1,919	D
Restricted Share Units	(6)							(7)	(7)	Common Stock	520		520	D
Restricted Share Units	(6)							(8)	(8)	Common Stock	642		642	D
Restricted Share Units	(6)							(9)	(9)	Common Stock	380		380	D
Restricted Share Units	(6)	02/10/2026		M			361	(10)	(10)	Common Stock	361	$0	0	D

Explanation of Responses:

1. Withholding of stock to satisfy tax withholding obligation on issuance of common stock.

2. The shares of common stock were awarded pursuant to the Company's 2018 Stock Incentive Plan.

3. 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.

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

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

6. 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.

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

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

9. 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.

10. The RSU vest 100% in the first quarter of 2026, subject to continued employment by the reporting person.

	/s/ Troy Dumlao	02/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transactions did EFSC executive Troy Dumlao report on February 10, 2026?

Troy Dumlao reported equity compensation activity, including RSU vesting into 361 common shares and grants of 593 and 478 shares. Shares totaling 179, 293, and 236 were withheld at $59.22 per share to cover tax obligations related to these awards.

How many EFSC common shares does Troy Dumlao own after the reported transactions?

After the February 10, 2026 transactions, Troy Dumlao directly owned 8,261 shares of Enterprise Financial Services common stock. This figure reflects RSU conversions, new share awards, and shares withheld to satisfy tax obligations associated with the equity compensation events on that date.

Were Troy Dumlao’s EFSC share dispositions sales or tax withholdings?

The reported dispositions were tax withholdings, not open-market sales. A total of 179, 293, and 236 common shares were withheld at $59.22 per share to satisfy tax liabilities arising from the issuance and vesting of equity awards granted under the 2018 Stock Incentive Plan.

What new EFSC equity awards did Troy Dumlao receive in this Form 4 filing?

Troy Dumlao received common stock awards of 593 and 478 shares at $0 per share, granted under Enterprise Financial Services’ 2018 Stock Incentive Plan. He also reported restricted share units and nonqualified stock options that vest or become exercisable in future years, subject to continued employment.

What EFSC stock options does Troy Dumlao hold according to this Form 4?

Troy Dumlao holds several nonqualified stock options covering 1,058, 1,266, 1,769, 2,722, and 1,919 shares of common stock. These options have exercise prices between $39.5 and $57.17, with expirations from 2031 through 2035, and specified future exercisability dates.

How do Troy Dumlao’s EFSC restricted share units vest over time?

His restricted share units were granted under the 2018 Stock Incentive Plan and generally convert into one share of common stock each. Certain RSUs vest 100% in the first quarters of 2026, 2027, and 2028, while another grant vests 33% annually through April 14, 2026.