Manufacturers and Traders Trust Company

Form 5500

MANUFACTURERS AND TRADERS TRUST CO.

One Mt Plaza 345 Main St, Buffalo, Ny 14203 (716) 842-5746 EIN:16-0538020 Plan Admin:M&T Bank Employee Benefit Plans Committee

Year	Plan Name	Participants BOY/EOY	Assets BOY/EOY
2023	Plan NameM & T BANK CORPORATION RETIREMENT SAVINGS PLAN Plan #004 Participants BOY/EOY32,665 / 32,068 Assets BOY/EOY$4,055,519,049 / $4,605,086,091	2023	M & T BANK CORPORATION RETIREMENT SAVINGS PLAN - Plan #004	32,665 / 32,068	$4,055,519,049 / $4,605,086,091
2022	Plan NameM & T BANK CORPORATION RETIREMENT SAVINGS PLAN Plan #004 Participants BOY/EOY23,575 / 32,689 Assets BOY/EOY$3,625,459,555 / $4,055,519,049	2022	M & T BANK CORPORATION RETIREMENT SAVINGS PLAN - Plan #004	23,575 / 32,689	$3,625,459,555 / $4,055,519,049
2022	Plan NameM&T BANK CORPORATION PENSION PLAN Plan #002 Participants BOY/EOY22,681 / 28,290 Assets BOY/EOY$2,595,838,258 / $2,941,979,807	2022	M&T BANK CORPORATION PENSION PLAN - Plan #002	22,681 / 28,290	$2,595,838,258 / $2,941,979,807
2022	Plan NameM&T BANK RETIREE WELFARE BENEFITS PLAN Plan #506 Participants BOY/EOY19,153 / 0 Assets BOY/EOY$474,202 / $509,879	2022	M&T BANK RETIREE WELFARE BENEFITS PLAN - Plan #506	19,153 / 0	$474,202 / $509,879
2022	Plan NamePEOPLE'S UNITED BANK, N.A. 401(K) EMPLOYEE SAVINGS PLAN Plan #011 Participants BOY/EOY8,409 / 0 Assets BOY/EOY$1,397,496,667 / $0	2022	PEOPLE'S UNITED BANK, N.A. 401(K) EMPLOYEE SAVINGS PLAN - Plan #011	8,409 / 0	$1,397,496,667 / $0
2022	Plan NameUNITED BANK 401(K) PLAN Plan #012 Participants BOY/EOY31 / 0 Assets BOY/EOY$19,979 / $0	2022	UNITED BANK 401(K) PLAN - Plan #012	31 / 0	$19,979 / $0
2022	Plan NamePEOPLE'S UNITED BANK, N.A. EMPLOYEES' RETIREMENT PLAN Plan #010 Participants BOY/EOY6,182 / 0 Assets BOY/EOY$921,248,775 / $0	2022	PEOPLE'S UNITED BANK, N.A. EMPLOYEES' RETIREMENT PLAN - Plan #010	6,182 / 0	$921,248,775 / $0
2021	Plan NameM & T BANK CORPORATION RETIREMENT SAVINGS PLAN Plan #004 Participants BOY/EOY23,236 / 23,647 Assets BOY/EOY$3,184,973,432 / $3,625,459,555	2021	M & T BANK CORPORATION RETIREMENT SAVINGS PLAN - Plan #004	23,236 / 23,647	$3,184,973,432 / $3,625,459,555
2021	Plan NameM&T BANK CORPORATION PENSION PLAN Plan #002 Participants BOY/EOY23,054 / 22,681 Assets BOY/EOY$2,420,977,260 / $2,595,838,258	2021	M&T BANK CORPORATION PENSION PLAN - Plan #002	23,054 / 22,681	$2,420,977,260 / $2,595,838,258
2021	Plan NamePEOPLE'S UNITED BANK, N.A. 401(K) EMPLOYEE SAVINGS PLAN Plan #011 Participants BOY/EOY8,716 / 8,409 Assets BOY/EOY$1,234,780,383 / $1,397,496,667	2021	PEOPLE'S UNITED BANK, N.A. 401(K) EMPLOYEE SAVINGS PLAN - Plan #011	8,716 / 8,409	$1,234,780,383 / $1,397,496,667
2021	Plan NamePEOPLE'S UNITED BANK, N.A. EMPLOYEES' RETIREMENT PLAN Plan #010 Participants BOY/EOY6,189 / 6,182 Assets BOY/EOY$801,562,276 / $921,248,775	2021	PEOPLE'S UNITED BANK, N.A. EMPLOYEES' RETIREMENT PLAN - Plan #010	6,189 / 6,182	$801,562,276 / $921,248,775
2021	Plan NameM&T BANK RETIREE WELFARE BENEFITS PLAN Plan #506 Participants BOY/EOY18,253 / 0 Assets BOY/EOY$847,330 / $474,202	2021	M&T BANK RETIREE WELFARE BENEFITS PLAN - Plan #506	18,253 / 0	$847,330 / $474,202
2021	Plan NameUNITED BANK 401(K) PLAN Plan #012 Participants BOY/EOY779 / 29 Assets BOY/EOY$62,820,269 / $19,979	2021	UNITED BANK 401(K) PLAN - Plan #012	779 / 29	$62,820,269 / $19,979
2020	Plan NameM & T BANK CORPORATION RETIREMENT SAVINGS PLAN Plan #004 Participants BOY/EOY22,533 / 23,294 Assets BOY/EOY$2,885,054,079 / $3,184,973,432	2020	M & T BANK CORPORATION RETIREMENT SAVINGS PLAN - Plan #004	22,533 / 23,294	$2,885,054,079 / $3,184,973,432
2020	Plan NameM&T BANK CORPORATION PENSION PLAN Plan #002 Participants BOY/EOY23,381 / 23,054 Assets BOY/EOY$2,332,020,507 / $2,420,977,260	2020	M&T BANK CORPORATION PENSION PLAN - Plan #002	23,381 / 23,054	$2,332,020,507 / $2,420,977,260
2020	Plan NameM&T BANK RETIREE WELFARE BENEFITS PLAN Plan #506 Participants BOY/EOY4,175 / 0 Assets BOY/EOY$192,540 / $847,330	2020	M&T BANK RETIREE WELFARE BENEFITS PLAN - Plan #506	4,175 / 0	$192,540 / $847,330
2020	Plan NameM&T BANK CORPORATION SEVERANCE PLAN Plan #512 Participants BOY/EOY17,554 / 17,288 Assets BOY/EOY$0 / $0	2020	M&T BANK CORPORATION SEVERANCE PLAN - Plan #512	17,554 / 17,288	$0 / $0
2019	Plan NameM & T BANK CORPORATION RETIREMENT SAVINGS PLAN Plan #004 Participants BOY/EOY22,517 / 22,571 Assets BOY/EOY$2,366,481,300 / $2,885,054,079	2019	M & T BANK CORPORATION RETIREMENT SAVINGS PLAN - Plan #004	22,517 / 22,571	$2,366,481,300 / $2,885,054,079
2019	Plan NameM&T BANK CORPORATION PENSION PLAN Plan #002 Participants BOY/EOY23,764 / 23,381 Assets BOY/EOY$1,835,751,541 / $2,332,020,507	2019	M&T BANK CORPORATION PENSION PLAN - Plan #002	23,764 / 23,381	$1,835,751,541 / $2,332,020,507
2019	Plan NameM&T BANK RETIREE WELFARE BENEFITS PLAN Plan #506 Participants BOY/EOY1,485 / 0 Assets BOY/EOY$203,368 / $192,540	2019	M&T BANK RETIREE WELFARE BENEFITS PLAN - Plan #506	1,485 / 0	$203,368 / $192,540
2019	Plan NameM&T BANK CORPORATION SEVERANCE PLAN Plan #512 Participants BOY/EOY17,237 / 17,315 Assets BOY/EOY$0 / $0	2019	M&T BANK CORPORATION SEVERANCE PLAN - Plan #512	17,237 / 17,315	$0 / $0