PROSPERITY BANCSHARES INC

Ticker: PB CUSIP: 743606105 Class: Common Stock

OAK RIDGE INVESTMENTS LLC's Holding History (CIK: 0001054554)

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

Q4 2014

Shares 151,889 Value ($000) $8,409 Avg Close $41.63 Range $38.80 - $44.86

Q3 2014

Shares 149,880 Value ($000) $8,568 Avg Close $43.78 Range $40.91 - $46.57

Q2 2014

Shares 151,164 Value ($000) $9,463 Avg Close $44.09 Range $40.79 - $49.12

Q1 2014

Shares 150,498 Value ($000) $9,955 Avg Close $45.93 Range $43.33 - $49.26

Q4 2013

Shares 149,936 Value ($000) $9,504 Avg Close $45.63 Range $44.19 - $47.30

Q3 2013

Shares 149,380 Value ($000) $9,238 Avg Close $42.75 Range $37.32 - $44.78

Q2 2013

Shares 150,493 Value ($000) $7,794 Avg Close $34.46 Range $31.76 - $37.71

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	151,889	$8,409	$41.63	$38.80 - $44.86
Q3 2014	149,880	$8,568	$43.78	$40.91 - $46.57
Q2 2014	151,164	$9,463	$44.09	$40.79 - $49.12
Q1 2014	150,498	$9,955	$45.93	$43.33 - $49.26
Q4 2013	149,936	$9,504	$45.63	$44.19 - $47.30
Q3 2013	149,380	$9,238	$42.75	$37.32 - $44.78
Q2 2013	150,493	$7,794	$34.46	$31.76 - $37.71