Waddill William D. — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Waddill William D. has filed 4 SEC Form 4 filings across 2 companies in the last 90 days — selling. Lifetime open-market sales: $6.24M.

Profile

Waddill William D.
RoleDirector
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-25PTGXProtagonist Therapeutics, IncS — Open-market sale9.0K$117.94$1.06M
2026-06-25PTGXProtagonist Therapeutics, IncM — Option exercise9.0K$16.54$149K
2026-06-11PTGXProtagonist Therapeutics, IncS — Open-market sale9.0K$107.68$969K
2026-06-11PTGXProtagonist Therapeutics, IncM — Option exercise6.0K$16.54$99K
2026-06-11PTGXProtagonist Therapeutics, IncM — Option exercise3.0K$11.80$35K
2026-06-01PTGXProtagonist Therapeutics, IncS — Open-market sale9.0K$99.64$897K
2026-06-01PTGXProtagonist Therapeutics, IncM — Option exercise9.0K$11.80$106K
2026-02-06PTGXProtagonist Therapeutics, IncS — Open-market sale20.0K$83.68$1.67M
2026-02-06PTGXProtagonist Therapeutics, IncM — Option exercise20.0K$8.31$166K
2025-10-10PTGXProtagonist Therapeutics, IncS — Open-market sale8.0K$87.81$702K
2025-10-10PTGXProtagonist Therapeutics, IncS — Open-market sale4.0K$69.25$277K
2025-10-10PTGXProtagonist Therapeutics, IncM — Option exercise12.0K$6.98$84K
2025-09-22PTGXProtagonist Therapeutics, IncS — Open-market sale4.0K$64.25$257K
2025-08-27PTGXProtagonist Therapeutics, IncS — Open-market sale4.0K$59.25$237K
2024-12-20ARWRARROWHEAD PHARMACEUTICALS, INC.A — Grant or award16.7K$22.99$385K
2024-12-18ARWRARROWHEAD PHARMACEUTICALS, INC.S — Open-market sale [10b5-1]3.7K$22.04$83K
2024-12-18ARWRARROWHEAD PHARMACEUTICALS, INC.S — Open-market sale [10b5-1]3.7K$21.90$82K

Companies — Last 90 Days

Frequently Asked Questions

Who is Waddill William D.?

Waddill William D. is a corporate insider — currently tracked as Director of Protagonist Therapeutics, Inc (PTGX). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Waddill William D. submitted recently?

4 primary Form 4 filings in the last 90 days, covering 2 companies.

Has Waddill William D. been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 10 open-market sales ($6.24M) across all tracked filings.

Where can I see all of Waddill William D.'s SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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