amgen by month 1987-90

Amgen (AMGN) had its best month between 1987 and 1990 in December 1987, returning 45.9%.

ASSET MONTH % RETURN
Amgen (AMGN)
January 1987
18.07%
Amgen (AMGN)
February 1987
43.54%
Amgen (AMGN)
March 1987
2.67%
Amgen (AMGN)
April 1987
3.93%
Amgen (AMGN)
May 1987
2.21%
Amgen (AMGN)
June 1987
0%
Amgen (AMGN)
July 1987
-22.29%
Amgen (AMGN)
August 1987
8.01%
Amgen (AMGN)
September 1987
1.95%
Amgen (AMGN)
October 1987
-18.38%
Amgen (AMGN)
November 1987
-20.2%
Amgen (AMGN)
December 1987
45.9%
Amgen (AMGN)
January 1988
4.02%
Amgen (AMGN)
February 1988
3.1%
Amgen (AMGN)
March 1988
-4.44%
Amgen (AMGN)
April 1988
-8.61%
Amgen (AMGN)
May 1988
-3.42%
Amgen (AMGN)
June 1988
-6.89%
Amgen (AMGN)
July 1988
4.58%
Amgen (AMGN)
August 1988
11.5%
Amgen (AMGN)
September 1988
3.94%
Amgen (AMGN)
October 1988
-1.55%
Amgen (AMGN)
November 1988
-0.79%
Amgen (AMGN)
December 1988
7.14%
Amgen (AMGN)
January 1989
11.87%