John C. Koss Jr., Director at KOSS CORP (KOSS), bought 1,063 shares at $5.10 ($5K) on 2011-11-18, disclosed to the SEC on 2011-11-22.
Open-market purchase of $5k KOSS by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
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| KOSS | SELL | 2021-08-31 | $363K | — | Filing → |