NATIONAL RESH CORP

Ticker: NRC CUSIP: 637372202 Class: Common Stock

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q3 2020

Shares 5,300 Value ($000) $261 Avg Close $55.35 Range $46.03 - $60.62

Q2 2020

Shares 8,000 Value ($000) $466 Avg Close $52.83 Range $40.12 - $59.80

Q1 2020

Shares 8,900 Value ($000) $405 Avg Close $60.07 Range $34.00 - $71.35

Q4 2019

Shares 9,800 Value ($000) $646 Avg Close $61.13 Range $54.38 - $68.17

Q3 2019

Shares 11,300 Value ($000) $653 Avg Close $61.97 Range $54.24 - $68.86

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2020	5,300	$261	$55.35	$46.03 - $60.62
Q2 2020	8,000	$466	$52.83	$40.12 - $59.80
Q1 2020	8,900	$405	$60.07	$34.00 - $71.35
Q4 2019	9,800	$646	$61.13	$54.38 - $68.17
Q3 2019	11,300	$653	$61.97	$54.24 - $68.86