As of Nov 2, 2026: Wagner M. Zago (CSO, PRTA) reported no shares bought or sold themselves in the last 12 months (Form 4). PRTA's Quality Score is 0. Scores as of 7:55 PM ET, 15 minutes behind.

Wagner M. Zago

Chief Scientific Officer of Prothena Corporation

No shares they bought or sold themselves in the last 12 months. Their newest Form 4, for Jul 28: stock unit conversion (51,000 PRTA shares).

Bought$012 months Sold$012 months Last filedJul 28stock unit conversion

From SEC Form 4s · Insiders have 2 business days to file a trade

Every trade Wagner M. Zago reported

None in the last 12 months, as filed.

Their filings on the SEC's siteEvery Form 4 they filed, as filed, on EDGAR.

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Wagner M. Zago's companies

Where they file, with the stock's Quality Score

Company	Title, as filed	Trades	Quality Score
PRTAProthenaCSO	Chief Scientific Officerfiled Jul 30	0	0

Alerts for Wagner M. Zago

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Use this page

Kept by Andrew Gomes, Breakaway's founder, from the SEC's Form 4 filings. Updated Jul 28, 2026.

Free to reuse with a link to this page.

How to cite

Breakaway, Wagner M. Zago: Chief Scientific Officer at PRTA, Jul 28, 2026, getbreakaway.com/insiders/wagner-m-zago

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