David A. Roberts, Director at Polypore International, Inc. (PPO), bought 1,000 shares at $37.39 ($37K) on 2012-05-08, disclosed to the SEC on 2012-05-10.
Open-market purchase of $37k PPO by Director. 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 → |
| CSL | SELL | 2018-09-14 | $4.7M | — | Filing → |
| CSL | SELL | 2016-06-14 | $2.5M | — | Filing → |
| CSL | SELL | 2016-05-12 | $6.9M | — | Filing → |