William D. Waddill insider trades

Open-market stock purchases and sales by William D. Waddill, Director at Protagonist Therapeutics, Inc, from SEC Form 4 filings since Jul 17, 2013.

Recent trades

DateStockTradeValue
Jun 23, 2026PTGX Protagonist Therapeutics, IncSold$1.1M
Jun 23, 2026PTGX Protagonist Therapeutics, IncBought (not open market)—
Jun 11, 2026ANNX Annexon, IncBought (not open market)—
Jun 10, 2026PTGX Protagonist Therapeutics, IncSold$969K
Jun 10, 2026PTGX Protagonist Therapeutics, IncBought (not open market)—
Jun 10, 2026PTGX Protagonist Therapeutics, IncBought (not open market)—
May 29, 2026PTGX Protagonist Therapeutics, IncSold$897K
May 29, 2026PTGX Protagonist Therapeutics, IncBought (not open market)—
Feb 6, 2026PTGX Protagonist Therapeutics, IncSold$1.7M
Feb 6, 2026PTGX Protagonist Therapeutics, IncBought (not open market)—
Jan 2, 2026PTGX Protagonist Therapeutics, IncBought (not open market)—
Jan 2, 2026PTGX Protagonist Therapeutics, IncBought (not open market)—
Dec 19, 2025ARWR Arrowhead Pharmaceuticals, IncSold$161K
Dec 19, 2025ARWR Arrowhead Pharmaceuticals, IncSold$371K
Dec 19, 2025ARWR Arrowhead Pharmaceuticals, IncSold$34.3K
Dec 16, 2025ARWR Arrowhead Pharmaceuticals, IncBought (not open market)—
Oct 10, 2025PTGX Protagonist Therapeutics, IncSold$702K
Oct 10, 2025PTGX Protagonist Therapeutics, IncSold$277K
Oct 10, 2025PTGX Protagonist Therapeutics, IncBought (not open market)—

Companies traded

  • PTGX Protagonist Therapeutics, Inc: 13 sales, last Jun 23, 2026
  • ANNX Annexon, Inc: other filings, last Jun 11, 2026
  • ARWR Arrowhead Pharmaceuticals, Inc: 16 sales, last Dec 19, 2025
  • TSBX Turnstone Biologics Corp: other filings, last Jun 3, 2024
  • CALA Calithera Biosciences, Inc: other filings, last Nov 29, 2016
  • OMED OncoMed Pharmaceuticals Inc: other filings, last Jul 23, 2013

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