what was the price return from regn in march of 2020

Regeneron Pharmaceuticals (REGN) returned 9.7% in March 2020.

DATEOPENHIGHLOWCLOSEVOLUME
March 31 2020
$469.57
$490.85
$459.46
$483.73
1,953,200
March 30 2020
$458.76
$471.65
$456.69
$468.58
1,337,000
March 27 2020
$441.86
$461.44
$440.99
$445.32
1,109,000
March 26 2020
$422.52
$448.47
$420.06
$448.07
1,686,200
March 25 2020
$438.90
$454.54
$423.09
$425.76
1,288,000
March 24 2020
$463.84
$467.58
$420.05
$445.33
1,615,700
March 23 2020
$445.63
$472.54
$429.23
$451.37
1,829,300
March 20 2020
$488.40
$494.83
$430.94
$434.35
2,027,000
March 19 2020
$479.41
$513.16
$465.06
$485.25
2,358,200
March 18 2020
$491.15
$494.34
$451.30
$480.47
2,529,500
March 17 2020
$489.38
$508.18
$468.58
$487.09
3,856,500
March 16 2020
$448.28
$480.05
$429.76
$436.71
1,926,300
March 13 2020
$440.85
$461.68
$414.10
$461.20
1,380,700
March 12 2020
$440.21
$447.73
$422.12
$427.85
1,627,800
March 11 2020
$474.63
$481.44
$455.31
$460.36
1,351,800
March 10 2020
$483.88
$484.14
$456.49
$470.58
1,390,500
March 09 2020
$462.57
$482.14
$461.79
$470.00
1,344,100
March 06 2020
$472.83
$492.34
$472.54
$489.81
1,130,700
March 05 2020
$476.44
$495.33
$475.51
$483.61
1,270,200
March 04 2020
$463.59
$489.94
$462.76
$488.87
1,960,700
March 03 2020
$450.47
$463.32
$443.92
$457.24
1,210,600
March 02 2020
$440.84
$461.16
$440.84
$460.41
1,713,100