| 12/17/2020 | Kathryn M Johnbull | CFO | Buy | 7,346 | $9.80 | $71,990.80 | 150,000 | |
| 12/17/2020 | Stephen Zelkowicz | Director | Buy | 2,500 | $9.76 | $24,400.00 | 11,284 | |
| 12/14/2020 | Zachary Parker | CEO | Buy | 9,200 | $10.38 | $95,496.00 | 435,059 | |
| 8/10/2020 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 2,225 | $8.73 | $19,424.25 | | |
| 6/15/2020 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 1,957 | $7.30 | $14,286.10 | | |
| 6/12/2020 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 1,957 | $7.62 | $14,912.34 | | |
| 5/27/2020 | Kevin Wilson | Insider | Sell | 15,000 | $8.00 | $120,000.00 | 270,006 | |
| 2/24/2020 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 1,829 | $4.56 | $8,340.24 | | |
| 2/21/2020 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 103,382 | $4.56 | $471,421.92 | | |
| 2/19/2020 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 52,865 | $4.60 | $243,179.00 | | |
|
| 2/13/2020 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 7,879 | $4.37 | $34,431.23 | | |
| 12/19/2019 | Kathryn M Johnbull | CFO | Buy | 10,000 | $4.00 | $40,000.00 | 132,654 | |
| 12/19/2019 | William H. Alderman | Director | Sell | 51,897 | $4.00 | $207,588.00 | | |
| 8/10/2019 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 10,000 | $4.25 | $42,500.00 | | |
| 8/8/2019 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 3,306 | $4.25 | $14,050.50 | | |
| 3/15/2019 | Kevin Wilson | Insider | Sell | 20,000 | $6.01 | $120,200.00 | 285,006 | |
| 3/15/2019 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 116,850 | $6.02 | $703,437.00 | | |
| 3/11/2019 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 51,874 | $6.02 | $312,281.48 | | |
| 3/8/2019 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 10,833 | $6.10 | $66,081.30 | | |
| 3/5/2019 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 25,000 | $6.30 | $157,500.00 | | |
| 2/25/2019 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 8,286 | $6.30 | $52,201.80 | | |
| 9/12/2018 | Kevin Wilson | Insider | Sell | 30,000 | $5.00 | $150,000.00 | 305,006 | |
| 6/6/2018 | Frederick Gerald Wasserman | Director | Sell | 13,000 | $5.35 | $69,550.00 | 195,414 | |
| 6/4/2018 | William H Alderman | Director | Sell | 18,890 | $5.35 | $101,061.50 | 38,036 | |
| 5/31/2018 | William H Alderman | Director | Sell | 16,408 | $5.50 | $90,244.00 | 58,592 | |
| 3/12/2018 | William H Alderman | Director | Sell | 7,150 | $5.70 | $40,755.00 | 75,000 | |
| 3/9/2018 | William H Alderman | Director | Sell | 2,706 | $5.76 | $15,586.56 | 84,250 | |
| 3/6/2018 | William H Alderman | Director | Sell | 7,710 | $5.81 | $44,795.10 | 89,232 | |
| 3/2/2018 | William H Alderman | Director | Sell | 400 | $5.80 | $2,320.00 | 92,966 | |
| 3/1/2018 | Kathryn M Johnbull | CFO | Buy | 13,000 | $5.84 | $75,920.00 | | |
| 2/28/2018 | William H Alderman | Director | Sell | 16,000 | $5.81 | $92,960.00 | 92,966 | |
| 2/22/2018 | William H Alderman | Director | Sell | 1,000 | $5.77 | $5,770.00 | | |
| 2/15/2018 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 200,000 | $6.00 | $1,200,000.00 | | |
| 12/15/2017 | Zachary Parker | CEO | Buy | 3,939 | $6.33 | $24,933.87 | 141,432 | |
| 12/12/2017 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 150,000 | $6.15 | $922,500.00 | | |
| 9/14/2017 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 50,000 | $6.11 | $305,500.00 | | |
| 8/31/2017 | Wynnefield Partners Small Cap | Major Shareholder | Sell | 277,437 | $6.03 | $1,672,945.11 | | |
| 8/28/2017 | William H Alderman | Director | Sell | 13,750 | $5.91 | $81,262.50 | 110,303 | |
| 8/25/2017 | William H Alderman | Director | Sell | 19,244 | $5.85 | $112,577.40 | 126,707 | |
| 8/23/2017 | William H Alderman | Director | Sell | 16,875 | $5.98 | $100,912.50 | 145,047 | |
| 5/26/2017 | Helene Loraine Fisher | Insider | Buy | 1,100 | $5.45 | $5,995.00 | 1,200 | |
| 5/24/2017 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 300 | $5.05 | $1,515.00 | | |
| 5/23/2017 | Zachary Parker | CEO | Buy | 1,000 | $5.13 | $5,130.00 | 138,417 | |
| 5/18/2017 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 2,261 | $4.66 | $10,536.26 | | |
| 5/18/2017 | Zachary Parker | CEO | Buy | 261 | $4.75 | $1,239.75 | 137,417 | |
| 5/15/2017 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 1,739 | $4.70 | $8,173.30 | | |
| 12/29/2016 | Kevin Wilson | Insider | Sell | 10,000 | $5.80 | $58,000.00 | 167,413 | |
| 5/26/2015 | Kathryn M Johnbull | CFO | Buy | 10,000 | $2.08 | $20,800.00 | | |
| 3/6/2014 | William H Alderman | Director | Sell | 11,625 | $2.42 | $28,132.50 | | |
| 6/19/2013 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 6,000 | $0.83 | $4,980.00 | | |
| 6/17/2013 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 6,000 | $0.82 | $4,920.00 | | |
| 5/24/2013 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 7,597 | $0.93 | $7,065.21 | | |
| 5/20/2013 | Wynnefield Partners Small Cap | Major Shareholder | Buy | 1,500 | $0.87 | $1,305.00 | | |
| 9/25/2012 | Zachary Parker | CEO | Buy | 50,000 | $1.00 | $50,000.00 | | |
