Linde North America, Inc., 10% Owner at Bellerophon Therapeutics, Inc. (BLPH), bought 358,916 shares at $12.00 ($4.3M) on 2015-02-19, disclosed to the SEC on 2015-02-23.
Open-market purchase of $4.3M BLPH 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.