SEC Insider Transactions from HOFFMAN Robert Thurston Sr.

Last updated: 2026-03-14 10:50 UTC | Total transactions: 6

HOFFMAN Robert Thurston Sr has filed 6 insider transactions across 1 company since January 2024.

Most recent transaction: a purchase of 3350000 shares of ClearSign Technologies Corp ($CLIR) on June 24, 2024.

Activity breakdown: 3 open-market purchases and 0 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
June 24, 2024 ClearSign Technologies Corp $CLIR HOFFMAN Robert Thurston Sr TenPercentOwner P Common Stock 3350000 $0.91 9,887,840.0000 38,848,098 51.24% 8.62%
June 24, 2024 ClearSign Technologies Corp $CLIR HOFFMAN Robert Thurston Sr TenPercentOwner P Redeemable Warrants to Purchase Common Stock 7039500 $0.01 7,039,500.0000 38,848,098 9999.99% 18.12%
June 24, 2024 ClearSign Technologies Corp $CLIR HOFFMAN Robert Thurston Sr TenPercentOwner P Pre-Funded Warrants to Purchase Common Stock 1343000 $0.91 1,343,000.0000 38,848,098 9999.99% 3.46%
April 1, 2024 ClearSign Technologies Corp $CLIR HOFFMAN Robert Thurston Sr Director A Restricted Stock Units 20408 $0.00 224,311.0000 38,848,098 10.01% 0.05%
Feb. 1, 2024 ClearSign Technologies Corp $CLIR HOFFMAN Robert Thurston Sr Director J Common Stock (CLIR) 1269705 $0.00 6,300,376.0000 38,500,933 16.77% 3.30%
Jan. 2, 2024 ClearSign Technologies Corp $CLIR HOFFMAN Robert Thurston Sr Director A Restricted Stock Units 18691 $0.00 203,903.0000 38,500,933 10.09% 0.05%