Name Net increased
positions
Increased positions Reduced positions Return since
31 Dec ‘18
1976
1 1 0 232%
1977
1 2 1 33.5%
1978
1 1 0
TGEN
1979
Tecogen Inc
TGEN
$116M
1 4 3 6.61%
1980
1 62 61 75.3%
1981
1 2 1
1982
1 1 0 100%
1983
1 2 1 0.14%
1984
1 2 1 28.7%
1985
1 4 3 85.7%
GRDX
1986
GridAI Technologies Corp
GRDX
$8.14M
1 2 1 100%
1987
1 3 2 36%
1988
1 4 3 98.2%
1989
1 7 6 39.7%
1990
1 1 0 87%
1991
1 9 8 68.7%
1992
1 34 33 171%
1993
1 31 30 2.9%
1994
1 2 1 1%
1995
1 3 2 176%
1996
1 2 1 66.9%
1997
1 3 2 99.3%
1998
1 48 47 259%
1999
1 1 0 96.9%
2000
1 5 4 26.1%