Enterprise Financial Services (EFSC) grants 1,845 RSUs to senior executive

Rhea-AI Filing Summary

Enterprise Financial Services Corp reported that SEVP and Chief Banking Officer Douglas Bauche acquired 1,845 Restricted Share Units on March 4, 2026 as a grant with a stated price of $0.00 per unit. The RSUs were granted under the company’s 2018 Stock Incentive Plan, with each unit representing the right to receive one share of common stock, and are scheduled to vest 100% in the first quarter of 2029, subject to continued employment. Following this grant, Bauche holds these RSUs directly, along with existing option awards and common stock positions held both directly and through a 401(k) plan stock fund.

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^*

BAUCHE DOUGLAS

(Last) (First) (Middle)

150 N. MERAMEC

(Street)

CLAYTON 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)
	SEVP, Chief Banking 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								3,282	I	401(K) Plan(1)
Common Stock								28,421	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	4,730		4,730	D
Non Qualified Stock Option (Right to Buy)	$48.34							02/03/2025	02/24/2032	Common Stock	5,081		5,081	D
Non Qualified Stock Option (Right to Buy)	$54.46							02/10/2026	02/28/2033	Common Stock	5,105		5,105	D
Non Qualified Stock Option (Right to Buy)	$39.5							(2)	02/28/2034	Common Stock	7,786		7,786	D
Non Qualified Stock Option (Right to Buy)	$57.17							(3)	03/04/2035	Common Stock	4,100		4,100	D
Restricted Share Units	(4)							(5)	(5)	Common Stock	1,487		1,487	D
Restricted Share Units	(4)							(6)	(6)	Common Stock	1,371		1,371	D
Restricted Share Units	(4)							(7)	(7)	Common Stock	3,326		3,326	D
Restricted Share Units	(4)	03/04/2026		A		1,845		(8)	(8)	Common Stock	1,845	$0	1,845	D

Explanation of Responses:

1. These securities are represented by units held in a unitized stock fund through the Company's 401(k) Plan. The unitized stock fund consists of cash and common stock in amounts that vary from time to time.

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 over six years in one-third installments on each of February 24, 2024, February 24, 2026, and February 24, 2028. Vesting is subject to continued employment of the reporting person. 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/ Douglas Bauche	03/06/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transaction did EFSC report for Douglas Bauche on this Form 4?

Douglas Bauche, SEVP and Chief Banking Officer of Enterprise Financial Services Corp (EFSC), reported receiving a grant of 1,845 Restricted Share Units on March 4, 2026. This reflects equity-based compensation rather than an open-market stock purchase or sale.

How many Restricted Share Units did the EFSC executive receive in this grant?

The EFSC executive received 1,845 Restricted Share Units. Each RSU represents the right to receive one share of Enterprise Financial Services common stock, subject to the terms of the company’s 2018 Stock Incentive Plan and the specific grant agreement.

When do the newly granted EFSC Restricted Share Units vest for Douglas Bauche?

The newly granted RSUs for Douglas Bauche vest 100% in the first quarter of 2029. Vesting is conditioned on his continued employment with Enterprise Financial Services Corp through that period, according to the detailed footnote disclosures.

What does each EFSC Restricted Share Unit granted to Douglas Bauche represent?

Each EFSC Restricted Share Unit granted to Douglas Bauche represents the right to receive one share of common stock. This right is subject to adjustment as provided in the grant agreement and the company’s 2018 Stock Incentive Plan provisions.

Does this EFSC Form 4 show any insider stock sales by Douglas Bauche?

The Form 4 data shows an acquisition of 1,845 Restricted Share Units by Douglas Bauche and no reported open-market stock sales. Other line items primarily reflect existing holdings in options, RSUs, and common stock positions rather than new sale transactions.

How is some of Douglas Bauche’s EFSC common stock held according to the filing?

A portion of Douglas Bauche’s EFSC common stock is held indirectly through a unitized stock fund in the company’s 401(k) Plan. That fund consists of both cash and Enterprise Financial common stock, with the mix of each varying over time.