Enterprise Financial (NASDAQ: EFSC) officer logs equity awards and tax share disposals

Rhea-AI Filing Summary

Enterprise Financial Services Corp executive Nicole M. Iannacone reported multiple equity transactions on February 10, 2026. She acquired 1,019 shares of common stock through the exercise of restricted share units at $0 per share and received additional grants of 1,671 and 1,345 common shares, all under the company’s 2018 Stock Incentive Plan.

To cover tax withholding on these issuances, 449, 825, and 605 shares of common stock were disposed of at $59.22 per share. After these transactions, she directly held 20,995 common shares, along with multiple nonqualified stock options and restricted share units 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^*

IANNACONE NICOLE M

(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 Legal 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		1,019	A	$0	19,858	D
Common Stock	02/10/2026		F		449(1)	D	$59.22	19,409	D
Common Stock	02/10/2026		A(2)		1,671	A	$0	21,080	D
Common Stock	02/10/2026		F		825(1)	D	$59.22	20,255	D
Common Stock	02/10/2026		A(2)		1,345	A	$0	21,600	D
Common Stock	02/10/2026		F		605(1)	D	$59.22	20,995	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	4,521		4,521	D
Non Qualified Stock Option (Right to Buy)	$48.34							02/03/2025	02/24/2032	Common Stock	4,946		4,946	D
Non Qualified Stock Option (Right to Buy)	$54.46							02/10/2026	02/28/2033	Common Stock	4,985		4,985	D
Non Qualified Stock Option (Right to Buy)	$39.5							(3)	02/28/2034	Common Stock	7,551		7,551	D
Non Qualified Stock Option (Right to Buy)	$57.17							(4)	03/04/2035	Common Stock	3,976		3,976	D
Restricted Share Units	(5)							(6)	(6)	Common Stock	1,443		1,443	D
Restricted Share Units	(5)							(7)	(7)	Common Stock	1,330		1,330	D
Restricted Share Units	(5)							(8)	(8)	Common Stock	6,652		6,652	D
Restricted Share Units	(5)	02/10/2026		M			1,019	(9)	(9)	Common Stock	1,019	$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. This option becomes exercisable in the first quarter of 2027, subject to continued employment by the reporting person.

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

5. 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.

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

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

8. 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.

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

	/s/ Nicole M. Iannacone	02/12/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transactions did EFSC executive Nicole Iannacone report on February 10, 2026?

Nicole Iannacone reported several EFSC equity transactions on February 10, 2026. She exercised 1,019 restricted share units into common stock and received additional stock awards, while also disposing of shares to satisfy tax withholding obligations tied to these equity issuances.

How many EFSC shares does Nicole Iannacone own after the reported Form 4 transactions?

After the reported transactions, Nicole Iannacone directly owns 20,995 shares of EFSC common stock. This figure reflects exercises of restricted share units, stock awards under the 2018 Stock Incentive Plan, and share dispositions made to cover related tax withholding obligations.

Were EFSC shares sold by Nicole Iannacone for investment reasons or for tax withholding?

The Form 4 shows EFSC shares were disposed of to satisfy tax withholding obligations. Footnotes state stock was withheld upon issuance of common shares, with dispositions at $59.22 per share specifically designated as payment of tax liabilities in stock, not open-market selling.

What equity awards did Nicole Iannacone receive under EFSC’s 2018 Stock Incentive Plan?

Nicole Iannacone received common stock awards of 1,671 and 1,345 shares under EFSC’s 2018 Stock Incentive Plan. She also holds nonqualified stock options and restricted share units that generally vest in specified future periods, contingent on continued employment with Enterprise Financial Services.

What stock option holdings for EFSC does Nicole Iannacone report on this Form 4?

The Form 4 lists several nonqualified stock options to buy EFSC common stock, with exercise prices between $39.50 and $57.17. These options cover 4,521, 4,946, 4,985, 7,551, and 3,976 shares, each with specific future exercisability and expiration dates.

How do Nicole Iannacone’s EFSC restricted share units vest over time?

Iannacone holds multiple EFSC restricted share unit grants, each RSU representing one share of common stock. Footnotes state certain RSUs vest 100% in the first quarter of 2026, 2027, and 2028, while another grant vests in one-third installments in 2024, 2026, and 2028.