WAHLCO ENVIRONMENTAL SYSTEMS INC 4
4 · WAHLCO ENVIRONMENTAL SYSTEMS INC · Filed Jun 18, 1998
Insider Transaction Report
Form 4
No transactions or holdings reported in this filing.
Footnotes (3)
- [1]Exercisable as to one-half of the shares on the grant date and as to balance of the shares in equal installments on the next two anniversaries of the grant date.
- [2]Exercisable in two equal annual installments on the first and second anniversaries of the grant date.
- [3]Exercisable as to one-half of the shares on the grant date and as to balance of the shares in approximately equal installments on the next three anniversaries of the grant date.