PROSPERITY BANCSHARES INC

Ticker: PB CUSIP: 743606105 Class: Common Stock

Municipal Employees' Retirement System of Michigan's Holding History (CIK: 0001588873)

Note: Option positions (PUT/CALL) are excluded.

Q1 2020

Shares 17,720 Value ($000) $855 Avg Close $53.65 Range $34.90 - $61.90

Q4 2019

Shares 17,590 Value ($000) $1,265 Avg Close $57.82 Range $54.46 - $60.79

Q3 2019

Shares 12,670 Value ($000) $895 Avg Close $54.71 Range $50.54 - $58.76

Q2 2019

Shares 12,270 Value ($000) $810 Avg Close $55.97 Range $50.28 - $60.20

Q1 2019

Shares 12,100 Value ($000) $836 Avg Close $57.37 Range $49.53 - $60.55

Q4 2018

Shares 15,940 Value ($000) $993 Avg Close $52.73 Range $45.81 - $57.68

Q2 2018

Shares 16,370 Value ($000) $1,119 Avg Close $57.72 Range $53.48 - $60.82

Q1 2018

Shares 21,700 Value ($000) $1,576 Avg Close $59.04 Range $54.26 - $62.33

Q4 2017

Shares 21,020 Value ($000) $1,473 Avg Close $52.36 Range $48.50 - $57.45

Q3 2017

Shares 21,020 Value ($000) $1,382 Avg Close $48.81 Range $43.48 - $51.97

Q2 2017

Shares 26,820 Value ($000) $1,723 Avg Close $51.10 Range $47.48 - $55.76

Q1 2017

Shares 32,200 Value ($000) $2,245 Avg Close $56.04 Range $50.62 - $60.04

Q4 2016

Shares 31,820 Value ($000) $2,284 Avg Close $48.03 Range $40.52 - $56.81

Q3 2016

Shares 29,350 Value ($000) $1,611 Avg Close $40.49 Range $35.05 - $42.93

Q2 2016

Shares 28,960 Value ($000) $1,485 Avg Close $38.21 Range $32.83 - $41.39

Q1 2016

Shares 21,890 Value ($000) $1,022 Avg Close $31.88 Range $25.29 - $36.03

Q4 2015

Shares 21,070 Value ($000) $1,015 Avg Close $38.52 Range $34.73 - $42.71

Q3 2015

Shares 19,600 Value ($000) $968 Avg Close $39.36 Range $32.59 - $44.66

Q2 2015

Shares 18,960 Value ($000) $1,095 Avg Close $40.38 Range $37.74 - $44.16

Q1 2015

Shares 18,100 Value ($000) $955 Avg Close $37.50 Range $33.19 - $41.20

Q4 2014

Shares 19,470 Value ($000) $1,083 Avg Close $41.63 Range $38.80 - $44.86

Q3 2014

Shares 17,000 Value ($000) $976 Avg Close $43.78 Range $40.91 - $46.57

Q2 2014

Shares 15,700 Value ($000) $987 Avg Close $44.09 Range $40.79 - $49.12

Q1 2014

Shares 15,700 Value ($000) $1,039 Avg Close $45.93 Range $43.33 - $49.26

Q4 2013

Shares 15,500 Value ($000) $983 Avg Close $45.63 Range $44.19 - $47.30

Q3 2013

Shares 7,700 Value ($000) $476 Avg Close $42.75 Range $37.32 - $44.78

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	17,720	$855	$53.65	$34.90 - $61.90
Q4 2019	17,590	$1,265	$57.82	$54.46 - $60.79
Q3 2019	12,670	$895	$54.71	$50.54 - $58.76
Q2 2019	12,270	$810	$55.97	$50.28 - $60.20
Q1 2019	12,100	$836	$57.37	$49.53 - $60.55
Q4 2018	15,940	$993	$52.73	$45.81 - $57.68
Q2 2018	16,370	$1,119	$57.72	$53.48 - $60.82
Q1 2018	21,700	$1,576	$59.04	$54.26 - $62.33
Q4 2017	21,020	$1,473	$52.36	$48.50 - $57.45
Q3 2017	21,020	$1,382	$48.81	$43.48 - $51.97
Q2 2017	26,820	$1,723	$51.10	$47.48 - $55.76
Q1 2017	32,200	$2,245	$56.04	$50.62 - $60.04
Q4 2016	31,820	$2,284	$48.03	$40.52 - $56.81
Q3 2016	29,350	$1,611	$40.49	$35.05 - $42.93
Q2 2016	28,960	$1,485	$38.21	$32.83 - $41.39
Q1 2016	21,890	$1,022	$31.88	$25.29 - $36.03
Q4 2015	21,070	$1,015	$38.52	$34.73 - $42.71
Q3 2015	19,600	$968	$39.36	$32.59 - $44.66
Q2 2015	18,960	$1,095	$40.38	$37.74 - $44.16
Q1 2015	18,100	$955	$37.50	$33.19 - $41.20
Q4 2014	19,470	$1,083	$41.63	$38.80 - $44.86
Q3 2014	17,000	$976	$43.78	$40.91 - $46.57
Q2 2014	15,700	$987	$44.09	$40.79 - $49.12
Q1 2014	15,700	$1,039	$45.93	$43.33 - $49.26
Q4 2013	15,500	$983	$45.63	$44.19 - $47.30
Q3 2013	7,700	$476	$42.75	$37.32 - $44.78