SEC Insider Transactions from Rich Stuart.

Last updated: 2026-03-14 11:44 UTC | Total transactions: 9

Rich Stuart, Chief Medical Officer of Tenax Therapeutics ($TENX), made five open market purchases totaling $96,414 over the past year. His most recent buy was on December 9, 2025. With no sales recorded, Stuart's activity ranks 2,424th among 4,983 insiders, below the average purchase of $1.46 million across 3.29 transactions.

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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
Jan. 9, 2026 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer A Stock Option (right to buy) 250000 $0.00 1,375,339.0000 39,741,404 22.22% 0.63%
Dec. 8, 2025 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer P Common Stock 2500 $10.10 12,654.0000 39,741,404 24.62% 0.01%
Dec. 9, 2025 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer P Common Stock 2500 $10.22 12,654.0000 39,741,404 24.62% 0.01%
Dec. 3, 2025 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer P Common Stock 1500 $9.08 7,654.0000 39,741,404 24.37% 0.00%
Dec. 2, 2025 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer P Common Stock 1000 $9.01 6,154.0000 39,741,404 19.40% 0.00%
Dec. 4, 2025 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer P Common Stock 2500 $9.20 7,654.0000 39,741,404 48.51% 0.01%
May 16, 2025 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer A Stock Option (right to buy) 625000 $0.00 1,125,339.0000 15,271,705 124.92% 4.09%
Dec. 10, 2024 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer A Stock Option (right to buy) 500000 $0.00 500,339.0000 21,161,143 9999.99% 2.36%
May 17, 2024 TENAX THERAPEUTICS, INC. $TENX Rich Stuart Chief Medical Officer A Stock Option (right to buy) 119 $0.00 339.0000 248,447 54.09% 0.05%