The largest purchase of all time was on 2014-11-06 and amounted to 20000 shares of Koss Corporation for $34,562.
The largest sale of all time was on 2021-02-01 and amounted to 294000 shares of Koss Corporation for $12.67M.
No biography is available at this moment.
| 2021-09-01 | Sale | Koss Corporation KOSS | President and CEO | 780 0.0091% | $18.75 | $14,625 | -52.64% | |
| 2021-08-31 | Sale | Koss Corporation KOSS | President and CEO | 9,220 0.1052% | $18.51 | $170,662 | -52.86% | |
| 2021-08-30 | Sale | Koss Corporation KOSS | President and CEO | 5,400 0.062% | $18.28 | $98,712 | -51.8% | |
| 2021-08-27 | Sale | Koss Corporation KOSS | President and CEO | 4,600 0.0522% | $18.06 | $83,076 | -51.53% | |
| 2021-08-26 | Sale | Koss Corporation KOSS | President and CEO | 8,500 0.0993% | $18.33 | $155,805 | -50.79% | |
| 2021-08-24 | Sale | Koss Corporation KOSS | President and CEO | 16,500 0.1898% | $19.74 | $325,710 | -54.9% | |
| 2021-06-02 | Sale | Koss Corporation KOSS | President and CEO | 53,221 0.4427% | $28.99 | $1.54M | -66.6% | |
| 2021-06-01 | Sale | Koss Corporation KOSS | President and CEO | 11,779 0.1427% | $25.04 | $294,946 | -41.9% | |
| 2021-05-26 | Sale | Koss Corporation KOSS | President and CEO | 9,000 0.1081% | $21.26 | $191,340 | -29.88% | |
| 2021-03-12 | Sale | Koss Corporation KOSS | President and CEO | 4,122 0.0547% | $29.99 | $123,619 | -38.25% | |
| 2021-03-10 | Sale | Koss Corporation KOSS | President and CEO | 69,000 0.9286% | $33.01 | $2.28M | -42.73% | |
| 2021-02-25 | Sale | Koss Corporation KOSS | President and CEO | 95,000 1.5614% | $28.67 | $2.72M | -18.58% | |
| 2021-02-03 | Sale | Koss Corporation KOSS | President and CEO | 36,000 0.4631% | $26.67 | $960,030 | -30.05% | |
| 2021-02-02 | Sale | Koss Corporation KOSS | President and CEO | 30,000 0.3674% | $19.84 | $595,200 | -10.5% | |
| 2021-02-01 | Sale | Koss Corporation KOSS | President and CEO | 294,000 4.4685% | $43.09 | $12.67M | -48.8% | |
| 2017-05-17 | Koss Corporation KOSS | President and CEO | 4,200 0.0587% | $1.67 | $7,020 | +5.29% | ||
| 2014-11-19 | Koss Corporation KOSS | President and CEO | 10,000 0.1329% | $1.55 | $15,500 | +48.1% | ||
| 2014-11-11 | Koss Corporation KOSS | President and CEO | 6,000 0.0838% | $1.64 | $9,840 | +47.17% | ||
| 2014-11-07 | Koss Corporation KOSS | President and CEO | 2,000 0.0249% | $1.50 | $3,000 | +43.56% | ||
| 2014-11-06 | Koss Corporation KOSS | President and CEO | 20,000 0.3121% | $1.73 | $34,562 | +56% |