AMGEN INC

Ticker: AMGN CUSIP: 031162100 Class: COM

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

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

Q1 2020

Shares 3,000 Value ($000) $608 Avg Close $182.24 Range $148.24 - $202.72

Q1 2017

Shares 2,000 Value ($000) $328 Avg Close $127.19 Range $112.17 - $141.42

Q2 2013

Shares 3,500 Value ($000) $345 Avg Close $73.34 Range $66.69 - $81.06

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	3,000	$608	$182.24	$148.24 - $202.72
Q1 2017	2,000	$328	$127.19	$112.17 - $141.42
Q2 2013	3,500	$345	$73.34	$66.69 - $81.06