Needham Investment Management L.L.C. |
Delaware |
0 |
500000 |
0 |
500000 |
500000 |
5.3 % |
02/08/2024 |
Needham Asset Management, LLC |
Delaware |
0 |
500000 |
0 |
500000 |
500000 |
5.3 % |
02/08/2024 |
Needham Aggressive Growth Fund |
Delaware |
0 |
500000 |
0 |
500000 |
500000 |
5.3 % |
02/08/2024 |
George A. Needham |
United States of America |
0 |
500000 |
0 |
500000 |
500000 |
5.3 % |
02/08/2024 |
Perritt Capital Management, Inc. |
Illinois |
29450 |
412837 |
29450 |
412837 |
442287 |
4.9 % |
10/02/2020 |
Perritt Funds, Inc. |
Maryland |
0 |
412837 |
0 |
412837 |
412837 |
4.5 % |
10/02/2020 |
Perritt Funds, Inc. |
Maryland |
0 |
412837 |
0 |
412837 |
412837 |
4.5 % |
10/02/2020 |
Perritt Capital Management, Inc. |
Illinois |
29450 |
412837 |
29450 |
412837 |
442287 |
4.9 % |
10/02/2020 |
Perritt Capital Management, Inc. |
Illinois |
22325 |
240165 |
22325 |
240165 |
262490 |
5.8 % |
08/02/2019 |
Perritt Funds, Inc. |
Maryland |
0 |
240165 |
0 |
240165 |
240165 |
5.3 % |
08/02/2019 |
RUTABAGA CAPITAL MANAGEMENT |
Massachusetts |
179201 |
0 |
179201 |
0 |
179201 |
3.95 % |
09/02/2018 |
Perritt Funds, Inc. |
Maryland |
0 |
238000 |
0 |
238000 |
238000 |
5.2 % |
05/02/2018 |
Perritt Capital Management, Inc. |
Illinois |
24215 |
238000 |
24215 |
238000 |
262215 |
5.8 % |
05/02/2018 |
Perritt Funds, Inc. |
Maryland |
0 |
238000 |
0 |
238000 |
238000 |
5.2 % |
05/02/2018 |
Perritt Capital Management, Inc. |
Illinois |
24215 |
238000 |
24215 |
238000 |
262215 |
5.8 % |
05/02/2018 |
RUTABAGA CAPITAL MANAGEMENT |
Massachusetts |
197750 |
85456 |
283206 |
0 |
283206 |
6.24 % |
15/02/2017 |
RUTABAGA CAPITAL MANAGEMENT |
Massachusetts |
197750 |
85456 |
283206 |
0 |
283206 |
6.24 % |
15/02/2017 |
Perritt Funds, Inc. |
Maryland |
0 |
238000 |
0 |
238000 |
238000 |
5.3 % |
14/02/2017 |
Perritt Capital Management, Inc. |
Illinois |
21500 |
238000 |
21500 |
238000 |
259500 |
5.7 % |
14/02/2017 |
RUTABAGA CAPITAL MANAGEMENT No.: |
Massachusetts |
332798 |
85456 |
418254 |
0 |
418254 |
9.24 % |
11/02/2016 |
Perritt Capital Management, Inc. |
Illinois |
16800 |
243000 |
16800 |
243000 |
259800 |
5.7 % |
04/02/2016 |
Perritt Funds, Inc. |
Maryland |
0 |
243000 |
0 |
243000 |
243000 |
5.4 % |
04/02/2016 |
Perritt Capital Management, Inc. |
Illinois |
16800 |
243000 |
16800 |
243000 |
259800 |
5.7 % |
04/02/2016 |
Perritt Funds, Inc. |
Maryland |
0 |
243000 |
0 |
243000 |
243000 |
5.4 % |
04/02/2016 |
Perritt Capital Management, Inc. |
Illinois |
2800 |
243000 |
2800 |
243000 |
245800 |
5.4 % |
13/02/2015 |
Perritt Capital Management, Inc. |
Illinois |
2800 |
243000 |
2800 |
243000 |
245800 |
5.4 % |
13/02/2015 |
Perritt Funds, Inc. |
Maryland |
0 |
243000 |
0 |
243000 |
243000 |
5.4 % |
13/02/2015 |
Perritt Funds, Inc. |
Maryland |
0 |
243000 |
0 |
243000 |
243000 |
5.4 % |
13/02/2015 |
RUTABAGA CAPITAL MANAGEMENT No.: |
Massachusetts |
199130 |
35900 |
235030 |
0 |
235030 |
5.21 % |
13/02/2015 |
RUTABAGA CAPITAL MANAGEMENT |
Massachusetts |
199130 |
35900 |
235030 |
0 |
235030 |
5.21 % |
13/02/2015 |
Perritt Funds, Inc. |
Maryland |
0 |
33000 |
0 |
33000 |
33000 |
0.7 % |
13/02/2014 |
Perritt Capital Management, Inc. |
Illinois |
1600 |
239800 |
1600 |
239800 |
241400 |
5.4 % |
13/02/2014 |
Perritt MicroCap Opportunities Fund, Inc. |
Maryland |
0 |
206800 |
0 |
206800 |
206800 |
4.7 % |
13/02/2014 |
Perritt Funds, Inc. |
Maryland |
0 |
33000 |
0 |
33000 |
33000 |
0.7 % |
13/02/2014 |
Perritt Capital Management, Inc. |
Illinois |
1600 |
239800 |
1600 |
239800 |
241400 |
5.4 % |
13/02/2014 |
Perritt MicroCap Opportunities Fund, Inc. |
Maryland |
0 |
206800 |
0 |
206800 |
206800 |
4.7 % |
13/02/2014 |
Perritt Capital Management, Inc. |
Illinois |
300 |
213375 |
300 |
213375 |
213675 |
4.9 % |
08/02/2011 |
Perritt MicroCap Opportunities Fund, Inc. |
Maryland |
0 |
129275 |
0 |
129275 |
129275 |
3 % |
08/02/2011 |
Perritt Funds, Inc. |
Maryland |
0 |
84100 |
0 |
84100 |
84100 |
1.9 % |
08/02/2011 |
Perritt Funds, Inc. |
Maryland |
0 |
84100 |
0 |
84100 |
84100 |
1.9 % |
08/02/2011 |
Perritt MicroCap Opportunities Fund, Inc. |
Maryland |
0 |
129275 |
0 |
129275 |
129275 |
3 % |
08/02/2011 |
Perritt Capital Management, Inc. |
Illinois |
300 |
213375 |
300 |
213375 |
213675 |
4.9 % |
08/02/2011 |
Perritt Capital Management, Inc. |
Illinois |
0 |
215300 |
0 |
215300 |
215300 |
5.1 % |
21/01/2010 |
Perritt Funds, Inc. |
Maryland |
0 |
90000 |
0 |
90000 |
90000 |
2.1 % |
21/01/2010 |
Perritt MicroCap Opportunities Fund, Inc. |
Maryland |
0 |
125300 |
0 |
125300 |
125300 |
3 % |
21/01/2010 |
Perritt Capital Management, Inc. |
Illinois |
0 |
215300 |
0 |
215300 |
215300 |
5.1 % |
21/01/2010 |
Perritt Funds, Inc. |
Maryland |
0 |
90000 |
0 |
90000 |
90000 |
2.1 % |
21/01/2010 |
Perritt MicroCap Opportunities Fund, Inc. |
Maryland |
0 |
125300 |
0 |
125300 |
125300 |
3 % |
21/01/2010 |