# EDGAR Filing Document

**Accession Number:** 0001025835
**File Stem:** 0001025835-25-000104
**Filing Date:** 2025-7
**Character Count:** 9129
**Document Hash:** a34a1d224371414a0dd7f8e90f031d20
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001025835-25-000104.hdr.sgml**: 20250709

**ACCESSION NUMBER**: 0001025835-25-000104

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250709

**DATE AS OF CHANGE**: 20250709

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** PONDER MARK G
- **CENTRAL INDEX KEY:** 0001550076

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-15373
- **FILM NUMBER:** 251112472

**MAIL ADDRESS:**
- **STREET 1:** 150 N. MERAMEC
- **CITY:** ST. LOUIS
- **STATE:** MO
- **ZIP:** 63105
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ENTERPRISE FINANCIAL SERVICES CORP
- **CENTRAL INDEX KEY:** 0001025835
- **STANDARD INDUSTRIAL CLASSIFICATION:** STATE COMMERCIAL BANKS [6022]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 431706259
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 150 NORTH MERAMEC
- **STREET 2:** 150 NORTH MERAMEC
- **CITY:** CLAYTON
- **STATE:** MO
- **ZIP:** 63105
- **BUSINESS PHONE:** 3147255500

**MAIL ADDRESS:**
- **STREET 1:** 150 NORTH MERAMEC
- **STREET 2:** 150 NORTH MERAMEC
- **CITY:** CLAYTON
- **STATE:** MO
- **ZIP:** 63105

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ENTERBANK HOLDINGS INC
- **DATE OF NAME CHANGE:** 19961024

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] 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**<sup>*</sup><br>PONDER MARK G<br><sub>(Last) (First) (Middle)</sub><br>150 N. MERAMEC<br><sub>(Street)</sub><br>CLAYTON, MO 63105<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-30 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_SEVP, Chief Admin. Officer_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>ENTERPRISE FINANCIAL SERVICES CORP [ EFSC ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2025-06-30 |  | J<sup>(1)</sup> | V | 450 | A | 46.84<sup>(2)</sup> | 2860 | D |  |
| Common Stock |  |  |  |  |  |  |  | 1275 | I | 401(K) Plan<sup>(3)</sup> |
| Common Stock |  |  |  |  |  |  |  | 200 | I | Self IRA |
| Common Stock |  |  |  |  |  |  |  | 23726 | D<sup>(4)</sup> |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Non Qualified Stock Option (Right to Buy) | $43.81 |  |  |  |  |  |  | 2024-02-06 | 2031-02-25 | Common Stock | 4521 |  | 4521 | D |  |
| Non Qualified Stock Option (Right to Buy) | $48.34 |  |  |  |  |  |  | <sup>(5)</sup> | 2032-02-24 | Common Stock | 4878 |  | 4878 | D |  |
| Non Qualified Stock Option (Right to Buy) | $54.46 |  |  |  |  |  |  | <sup>(6)</sup> | 2033-02-28 | Common Stock | 4925 |  | 4925 | D |  |
| Non Qualified Stock Option (Right to Buy) | $39.50 |  |  |  |  |  |  | <sup>(7)</sup> | 2034-02-28 | Common Stock | 7460 |  | 7460 | D |  |
| Non Qualified Stock Option (Right to Buy) | $57.17 |  |  |  |  |  |  | <sup>(8)</sup> | 2035-03-04 | Common Stock | 3928 |  | 3928 | D |  |
| Restricted Share Units | <sup>(9)</sup> |  |  |  |  |  |  | <sup>(10)</sup> | <sup>(10)</sup> | Common Stock | 1006 |  | 1006 | D |  |
| Restricted Share Units | <sup>(9)</sup> |  |  |  |  |  |  | <sup>(11)</sup> | <sup>(11)</sup> | Common Stock | 1425 |  | 1425 | D |  |
| Restricted Share Units | <sup>(9)</sup> |  |  |  |  |  |  | <sup>(12)</sup> | <sup>(12)</sup> | Common Stock | 1314 |  | 1314 | D |  |
| Restricted Share Units | <sup>(9)</sup> |  |  |  |  |  |  | <sup>(13)</sup> | <sup>(13)</sup> | Common Stock | 6652 |  | 6652 | D |  |

---

### Footnotes:

(1) The reporting person is voluntarily reporting the acquisition of shares of the Issuer's common stock pursuant to the Issuer's 2018 Employee Stock Purchase Plan ("ESPP") for the ESPP purchase period of January 1, 2025, through June 30, 2025. This transaction is exempt under Section 16b-3(c).

(2) In accordance with the terms of the ESPP, the reported shares were acquired based on 85% of the closing price of the Issuer's common stock on June 30, 2025.

(3) 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.

(4) These shares are held jointly with spouse.

(5) This option becomes exercisable in the first quarter of 2025, subject to continued employment by the reporting person.

(6) This option becomes exercisable in the first quarter of 2026, subject to continued employment by the reporting person.

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

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

(9) 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.

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

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

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

(13) 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.

**Signature:** /s/ MARK G PONDER  
**Date:** 2025-07-09

### Remarks:

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.**