Nicole M. Iannacone - May 31, 2022 Form 4 Insider Report for ENTERPRISE FINANCIAL SERVICES CORP (EFSC)

Role: EVP, Chief Risk Officer
Signature: /s/ Nicole M. Iannacone
Stock symbol: EFSC
Transactions as of: May 31, 2022
Transactions value $: $20,979
Form type: 4
Date filed: 6/7/2022, 04:10 PM
Previous filing: Feb 28, 2022
Next filing: Feb 1, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	EFSC	Common Stock	Other	$21K	+533	+9.82%	$39.36	5.96K	May 31, 2022	Direct	F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	EFSC	Non Qualified Stock Option (Right to Buy)						4.52K	May 31, 2022	Common Stock	4.52K	$43.81	Direct	F3
holding	EFSC	Non Qualified Stock Option (Right to Buy)						4.95K	May 31, 2022	Common Stock	4.95K	$48.34	Direct	F4
holding	EFSC	Restricted Share Units						540	May 31, 2022	Common Stock	540		Direct	F5, F6
holding	EFSC	Restricted Share Units						857	May 31, 2022	Common Stock	857		Direct	F5, F7
holding	EFSC	Restricted Share Units						874	May 31, 2022	Common Stock	874		Direct	F5, F8
holding	EFSC	Restricted Share Units						9.98K	May 31, 2022	Common Stock	9.98K		Direct	F5, F9

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	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 December 1, 2021 through May 31, 2022. This transaction is exempt under Section 16b-3(c).
F2	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 May 31, 2022.
F3	This option becomes exercisable after a three year period on 2/25/24.
F4	This option becomes exercisable after a three year period on 2/24/25.
F5	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.
F6	The RSU's vest 100% in the first quarter of 2023, subject to continued employment by the reporting person.
F7	The RSU's vest 100% in the first quarter of 2024, subject to continued employment by the reporting person.
F8	The RSU's vest 100% in the first quarter of 2025, subject to continued employment by the reporting person.
F9	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.