SEC Insider Transactions from WINDSOR JAMES BRIAN.

Last updated: 2026-05-13 13:13 UTC | Total transactions: 9

WINDSOR JAMES BRIAN has filed 9 insider transactions across 1 company since November 2023.

Most recent transaction: a grant/award of 150000 shares of Rein Therapeutics, Inc. ($RNTX) on May 08, 2026.

Activity breakdown: 5 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
May 8, 2026 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN See Remarks A Stock Option (Right to Buy) 150000 $0.00 150,000.0000 26,361,386 50.00% 0.57%
April 30, 2026 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN See Remarks P Common stock , $0.001 par value 25000 $1.00 27,046.0000 26,361,386 1221.90% 0.09%
Dec. 5, 2024 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN President and CEO P Common Stock 239 $2.24 7,586.0000 21,663,089 3.25% 0.00%
Dec. 5, 2024 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN President and CEO P Common Stock 161 $2.25 7,508.0000 21,663,089 2.19% 0.00%
Dec. 2, 2024 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN President and CEO A Stock Option (right to buy) 517500 $0.00 517,500.0000 21,663,089 9999.99% 2.39%
March 5, 2024 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN President and COO M Series X Non-Voting Convertible Preferred 2 $0.00 0.0000 4,598,715 100.00% 0.00%
March 5, 2024 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN President and COO M Common Stock 2000 $0.00 7,347.0000 4,598,715 37.40% 0.04%
Dec. 15, 2023 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN President and COO P Common Stock 225 $3.37 5,347.0000 0 4.39% 0.00%
Nov. 20, 2023 Rein Therapeutics, Inc. $RNTX WINDSOR JAMES BRIAN President and COO P Common Stock 5076 $1.97 5,122.0000 0 9999.99% 0.00%