Cullen/Frost Bankers, Inc.

Form 5500

CULLEN/FROST BANKERS, INC.

111 W. Houston St. Ste. 100, San Antonio, Tx 78205 (210) 220-4011 EIN:74-1751768 Plan Admin:Compensation & Benefits Committee Of Cullen/Frost Bankers, Inc.

Year	Plan Name	Participants BOY/EOY	Assets BOY/EOY
2023	Plan NameTHE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES Plan #003 Participants BOY/EOY6,190 / 6,747 Assets BOY/EOY$983,905,148 / $1,039,296,960	2023	THE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES - Plan #003	6,190 / 6,747	$983,905,148 / $1,039,296,960
2023	Plan NameCULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN Plan #506 Participants BOY/EOY4,502 / 0 Assets BOY/EOY$0 / $0	2023	CULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN - Plan #506	4,502 / 0	$0 / $0
2023	Plan NameCULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN Plan #503 Participants BOY/EOY619 / 0 Assets BOY/EOY$0 / $0	2023	CULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN - Plan #503	619 / 0	$0 / $0
2022	Plan NameTHE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES Plan #003 Participants BOY/EOY5,774 / 6,190 Assets BOY/EOY$1,118,228,968 / $983,905,148	2022	THE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES - Plan #003	5,774 / 6,190	$1,118,228,968 / $983,905,148
2022	Plan NameRETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES Plan #002 Participants BOY/EOY2,506 / 2,447 Assets BOY/EOY$197,796,873 / $158,221,588	2022	RETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES - Plan #002	2,506 / 2,447	$197,796,873 / $158,221,588
2022	Plan NameCULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN Plan #506 Participants BOY/EOY4,751 / 0 Assets BOY/EOY$0 / $0	2022	CULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN - Plan #506	4,751 / 0	$0 / $0
2022	Plan NameCULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN Plan #503 Participants BOY/EOY532 / 0 Assets BOY/EOY$0 / $0	2022	CULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN - Plan #503	532 / 0	$0 / $0
2021	Plan NameTHE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES Plan #003 Participants BOY/EOY5,677 / 5,774 Assets BOY/EOY$953,495,315 / $1,118,228,968	2021	THE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES - Plan #003	5,677 / 5,774	$953,495,315 / $1,118,228,968
2021	Plan NameRETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES Plan #002 Participants BOY/EOY2,553 / 2,506 Assets BOY/EOY$182,193,176 / $197,796,873	2021	RETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES - Plan #002	2,553 / 2,506	$182,193,176 / $197,796,873
2021	Plan NameCULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN Plan #503 Participants BOY/EOY585 / 0 Assets BOY/EOY$0 / $0	2021	CULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN - Plan #503	585 / 0	$0 / $0
2021	Plan NameCULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN Plan #506 Participants BOY/EOY4,852 / 0 Assets BOY/EOY$0 / $0	2021	CULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN - Plan #506	4,852 / 0	$0 / $0
2020	Plan NameTHE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES Plan #003 Participants BOY/EOY5,545 / 5,677 Assets BOY/EOY$900,649,318 / $953,495,315	2020	THE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES - Plan #003	5,545 / 5,677	$900,649,318 / $953,495,315
2020	Plan NameRETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES Plan #002 Participants BOY/EOY2,595 / 2,553 Assets BOY/EOY$174,255,507 / $182,193,176	2020	RETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES - Plan #002	2,595 / 2,553	$174,255,507 / $182,193,176
2020	Plan NameCULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN Plan #503 Participants BOY/EOY674 / 0 Assets BOY/EOY$0 / $0	2020	CULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN - Plan #503	674 / 0	$0 / $0
2020	Plan NameCULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN Plan #506 Participants BOY/EOY4,820 / 0 Assets BOY/EOY$0 / $0	2020	CULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN - Plan #506	4,820 / 0	$0 / $0
2019	Plan NameTHE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES Plan #003 Participants BOY/EOY4,763 / 5,545 Assets BOY/EOY$775,952,048 / $900,649,318	2019	THE 401(K) STOCK PURCHASE PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. AND ITS AFFILIATES - Plan #003	4,763 / 5,545	$775,952,048 / $900,649,318
2019	Plan NameRETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES Plan #002 Participants BOY/EOY2,628 / 2,595 Assets BOY/EOY$152,894,914 / $174,255,507	2019	RETIREMENT PLAN FOR EMPLOYEES OF CULLEN/FROST BANKERS, INC. & ITS AFFILIATES - Plan #002	2,628 / 2,595	$152,894,914 / $174,255,507
2019	Plan NameCULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN Plan #503 Participants BOY/EOY630 / 0 Assets BOY/EOY$0 / $0	2019	CULLEN/FROST BANKERS, INC. PRETAX BENEFIT PLAN - Plan #503	630 / 0	$0 / $0
2019	Plan NameCULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN Plan #506 Participants BOY/EOY4,532 / 0 Assets BOY/EOY$0 / $0	2019	CULLEN/FROST BANKERS, INC. GROUP WELFARE PLAN - Plan #506	4,532 / 0	$0 / $0