Samuel D. Isaly, Director, 10% Owner at PIERIS PHARMACEUTICALS, INC. (PIRS), bought 500,000 shares at $2.75 ($1.4M) on 2015-07-06, disclosed to the SEC on 2015-07-08.
Open-market purchase of $1.4M PIRS by Director, 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $2.75 | 4,717 | $13K | 0.9% |
| 2 | $2.75 | 495,283 | $1.4M | 99.1% |
| Total | $2.75 avg | 500,000 | $1.4M | 100% |
| Filing → |
| RYTM | BUY | 2017-10-10 | $6.0M | — | Filing → |
| BOLD | SELL | 2017-09-29 | $19.0M | — | Filing → |
| ROKA | SELL | 2017-09-28 | $202K | — | Filing → |