The largest purchase of all time was on 2010-11-05 and amounted to 20000 shares of Koss Corporation for $114,400.
The largest sale of all time was on 2021-02-01 and amounted to 149000 shares of Koss Corporation for $6.04M.
No biography is available at this moment.
| 2021-11-02 | Sale | Koss Corporation KOSS | Chief Financial Officer | 10,000 0.1059% | $15.54 | $155,400 | -52.15% | |
| 2021-08-24 | Sale | Koss Corporation KOSS | Chief Financial Officer | 110,000 1.131% | $17.64 | $1.94M | -54.9% | |
| 2021-07-01 | Sale | Koss Corporation KOSS | Chief Financial Officer | 50,000 0.5729% | $22.19 | $1.11M | -49.06% | |
| 2021-04-01 | Sale | Koss Corporation KOSS | Chief Financial Officer | 16,000 0.1841% | $22.85 | $365,580 | -27.37% | |
| 2021-03-01 | Sale | Koss Corporation KOSS | Chief Financial Officer | 24,000 0.2583% | $16.52 | $396,510 | -7.65% | |
| 2021-02-01 | Sale | Koss Corporation KOSS | Chief Financial Officer | 149,000 2.1287% | $40.51 | $6.04M | -48.8% | |
| 2021-01-25 | Sale | Koss Corporation KOSS | Chief Financial Officer | 24,000 0.2889% | $5.85 | $140,400 | +199.83% | |
| 2020-12-29 | Sale | Koss Corporation KOSS | Chief Financial Officer | 2,000 0.0393% | $5.00 | $10,000 | +423.26% | |
| 2015-09-02 | Koss Corporation KOSS | EVP and CFO | 3,000 0.0403% | $2.50 | $7,498 | -17.06% | ||
| 2014-11-06 | Koss Corporation KOSS | EVP and CFO | 1,000 0.014% | $1.55 | $1,550 | +56% | ||
| 2013-03-01 | Koss Corporation KOSS | EVP and CFO | 2,850 0.049% | $4.71 | $13,414 | +9.87% | ||
| 2012-11-08 | Koss Corporation KOSS | EVP and CFO | 3,150 0.0462% | $5.12 | $16,128 | -0.63% | ||
| 2012-11-07 | Koss Corporation KOSS | EVP and CFO | 3,600 0.0526% | $5.03 | $18,108 | +0.85% | ||
| 2011-03-02 | Koss Corporation KOSS | EVP and CFO | 2,800 0.0379% | $7.00 | $19,600 | -14.07% | ||
| 2010-11-05 | Koss Corporation KOSS | EVP and CFO | 20,000 0.2738% | $5.72 | $114,400 | +8.4% |