REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

ArrowMark Colorado Holdings LLC's Holding History (CIK: 0001483859)

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

Q2 2014

Shares 3,048 Value ($000) $861 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 3,048 Value ($000) $915 Avg Close $306.39 Range $261.52 - $350.55

Q4 2013

Shares 4,290 Value ($000) $1,181 Avg Close $286.03 Range $256.27 - $317.74

Q3 2013

Shares 3,990 Value ($000) $1,248 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 3,620 Value ($000) $814 Avg Close $231.58 Range $176.14 - $282.42

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	3,048	$861	$294.74	$268.01 - $318.24
Q1 2014	3,048	$915	$306.39	$261.52 - $350.55
Q4 2013	4,290	$1,181	$286.03	$256.27 - $317.74
Q3 2013	3,990	$1,248	$261.58	$224.53 - $318.07
Q2 2013	3,620	$814	$231.58	$176.14 - $282.42