REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

HIGHLAND CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0000860486)

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

Q3 2017

Shares 928 Value ($000) $415 Avg Close $473.21 Range $424.12 - $523.22

Q1 2017

Shares 1,304 Value ($000) $505 Avg Close $368.62 Range $338.21 - $399.00

Q4 2016

Shares 1,627 Value ($000) $597 Avg Close $378.17 Range $323.56 - $450.46

Q3 2016

Shares 2,129 Value ($000) $856 Avg Close $398.92 Range $346.51 - $441.54

Q3 2015

Shares 100 Value ($000) $47 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 100 Value ($000) $51 Avg Close $485.93 Range $431.08 - $541.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	928	$415	$473.21	$424.12 - $523.22
Q1 2017	1,304	$505	$368.62	$338.21 - $399.00
Q4 2016	1,627	$597	$378.17	$323.56 - $450.46
Q3 2016	2,129	$856	$398.92	$346.51 - $441.54
Q3 2015	100	$47	$534.07	$433.12 - $602.59
Q2 2015	100	$51	$485.93	$431.08 - $541.00