James D. Norrod, Director at SIERRA MONITOR CORP /CA/ (SRMC), bought 1,875 shares at $1.40 ($3K) on 2018-05-17, disclosed to the SEC on 2018-05-21.
Open-market purchase of $3k SRMC by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
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