Stefan A. Dyckerhoff, 10% Owner at Mattersight Corp (MATR), bought 229,664 shares at $3.90 ($896K) on 2013-12-03, disclosed to the SEC on 2013-12-05.
Open-market purchase of $896k MATR 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $3.90 | 3,818 | $15K | 1.7% |
| 2 | $3.90 | 225,846 | $881K | 98.3% |
| Total | $3.90 avg | 229,664 | $896K | 100% |
| Filing → |
| ALAB | SELL | 2026-07-02 | $5.6M | — | Filing → |
| ALAB | SELL | 2026-06-05 | $4.6M | — | Filing → |
| ALAB | SELL | 2026-05-11 | $2.5M | — | Filing → |