X0306
4
2014-05-12
0
0000880432
MISONIX INC
MSON
0001051997
MCMANUS MICHAEL A JR
100 WHITE PLAINS ROAD
BRONXVILLE
NY
10708
1
1
0
0
President and CEO
Common Stock, par value $.01
2014-05-12
4
P
0
25000
1.82
A
328801
D
Stock Option (right to buy)
1.82
2014-05-12
4
M
0
25000
0
D
2011-09-07
2020-09-07
Common Stock, par value $.01
100000
75000
D
Granted pursuant to issuer's stock option plans.
/s/ Michael A. McManus
2014-05-13