Frank Cesario, Chief Financial Officer at NANOPHASE TECHNOLOGIES CORPORATION (NANX), bought 450 shares at $0.45 ($203) on 2013-05-30, disclosed to the SEC on 2013-05-31.
Open-market purchase of $202 NANX by Chief Financial Officer. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Something here stands out, but not much.
| Filing → |
| NANX | SELL | 2017-11-16 | $16K | — | Filing → |
| NANX | BUY | 2012-05-29 | $7K | — | Filing → |