Ronald P. Whelan, SEE REMARKS at Smart Sand, Inc. (SND), bought 4,444 shares at $4.50 ($20K) on 2026-05-29, disclosed to the SEC on 2026-06-01.
Seasonal purchase ($20k) by SEE REMARKS — this insider has traded SND in May in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| SND | SELL | 2017-02-09 | $45K | — | Filing → |
| SND | SELL | 2016-11-30 | $5K | — | Filing → |