Riley McCormack, 10% Owner at ARCA biopharma, Inc. (ABIO), bought 1,000,000 shares at $1.70 ($1.7M) on 2014-02-04, disclosed to the SEC on 2014-02-04.
Open-market purchase of $1.7M ABIO by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
| Filing → |
| ABIO | SELL | 2015-01-16 | $268K | — | Filing → |
| ABIO | SELL | 2015-01-07 | $504K | — | Filing → |