Long Bias Offshore Fund Ltd. Visium, 10% Owner at NORTHFIELD LABORATORIES INC /DE/ (NFLD), bought 72,100 shares at $3.84 ($277K) on 2006-12-27, disclosed to the SEC on 2007-01-24.
Open-market purchase of $277k NFLD by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Negative factors outweigh the positive ones.