Robert Yu Lang Mao, Director at Energy Recovery, Inc. (ERII), bought 50,000 shares at $4.56 ($228K) on 2014-05-20, disclosed to the SEC on 2014-05-21.
Open-market purchase of $228k ERII by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $4.56 | 47,800 | $218K | 95.6% |
| 2 | $4.58 | 2,200 | $10K | 4.4% |
| Total | $4.56 avg | 50,000 | $228K | 100% |
| Filing → |
| ERII | SELL | 2024-03-04 | $2.5M | — | Filing → |
| ERII | SELL | 2023-11-08 | $6.7M | — | Filing → |
| ERII | SELL | 2022-08-11 | $45K | — | Filing → |