Donald W. Kendrick, Chief Technology Officer at CLEARSIGN COMBUSTION CORP (CLIR), bought 5,000 shares at $0.94 ($5K) on 2019-03-19, disclosed to the SEC on 2019-03-20.
Recurring purchase ($5k) by Chief Technology Officer following this insider's established cadence. Pattern-driven, low signal.
Something here stands out, but not much.
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| CLIR | BUY | 2017-08-23 | $14K | — | Filing → |