Jerrold B. Grossman, Director at ADMA BIOLOGICS, INC. (ADMA), bought 104,604 shares at $4.78 ($500K) on 2018-06-08, disclosed to the SEC on 2018-06-11.
Open-market purchase of $500k ADMA by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $4.78 | 20,921 | $100K | 20.0% |
| 2 | $4.78 | 20,921 | $100K | 20.0% |
| 3 | $4.78 | 31,381 | $150K | 30.0% |
| 4 | $4.78 | 31,381 | $150K | 30.0% |
| Total | $4.78 avg | 104,604 | $500K | 100% |
| Filing → |
| ADMA | BUY | 2026-05-12 | $100K | — | Filing → |
| ADMA | SELL | 2025-06-10 | $213K | — | Filing → |
| ADMA | SELL | 2024-08-30 | $4.7M | — | Filing → |