SEC Insider Transactions from Williams Lewis T.

Last updated: 2026-03-14 11:50 UTC | Total transactions: 8

Director Williams Lewis T sold Protagonist Therapeutics ($PTGX) shares once on the open market in the last year, for a total of $1.5 million. His most recent sale occurred on February 17, 2026. These sales rank 4,080th among 11,678 individual insiders, below the average of $8.6 million per seller and 6.4 transactions. He made no open market purchases in this period.

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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
Feb. 17, 2026 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director M Stock Option (right to buy) 18000 $0.00 6,000.0000 63,573,048 0.00% 0.03%
Feb. 17, 2026 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director M Common Stock 18000 $10.84 25,825.0000 63,573,048 230.03% 0.03%
Feb. 17, 2026 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director S Common Stock 18000 $82.42 7,825.0000 63,573,048 69.70% 0.03%
Jan. 2, 2026 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director A Stock Option (right to buy) 3762 $0.00 3,762.0000 63,573,048 9999.99% 0.01%
Jan. 2, 2026 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director A Common Stock 2695 $0.00 7,825.0000 63,573,048 52.53% 0.00%
Jan. 2, 2025 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director A Common Stock 5130 $0.00 5,130.0000 65,077,722 9999.99% 0.01%
Jan. 2, 2025 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director A Stock Option (right to buy) 6584 $0.00 6,584.0000 65,077,722 9999.99% 0.01%
Jan. 2, 2024 Protagonist Therapeutics, Inc $PTGX Williams Lewis T Director A Stock Option (right to buy) 25700 $0.00 25,700.0000 56,763,559 9999.99% 0.05%