REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

KINGDON CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001000097)

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

Q4 2019

Shares 1,901 Value ($000) $714 Avg Close $334.59 Range $270.76 - $380.14

Q3 2019

Shares 62,465 Value ($000) $17,328 Avg Close $294.28 Range $269.87 - $318.99

Q2 2019

Shares 40,871 Value ($000) $12,793 Avg Close $331.08 Range $293.64 - $413.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	1,901	$714	$334.59	$270.76 - $380.14
Q3 2019	62,465	$17,328	$294.28	$269.87 - $318.99
Q2 2019	40,871	$12,793	$331.08	$293.64 - $413.60