Adam Koppel, Director at PTC THERAPEUTICS, INC. (PTCT), bought 2,333,333 shares at $15.00 ($18.8M) on 2013-06-25, disclosed to the SEC on 2013-06-28.
Open-market purchase of $18.8M PTCT by Director. 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $0.00 | 1,083,333 | $0 | 0.0% |
| 2 | $15.00 | 1,250,000 | $18.8M | 100.0% |
| Total | $8.04 avg | 2,333,333 | $18.8M | 100% |
| Filing → |
| SWTX | SELL | 2021-03-11 | $103.7M | — | Filing → |
| DRNA | SELL | 2020-12-14 | $23.4M | — | Filing → |
| CERE | BUY | 2020-11-12 | $6.8M | — | Filing → |