Wagner M. Zago Prothena Corp Public LTD CO (PRTA) insider trading activity

Wagner M. Zago is Chief Scientific Officer of PROTHENA CORP PUBLIC LTD CO. Currently has a direct ownership of 85,000 shares of PRTA, which is worth approximately $706,350. The most recent transaction as insider was on Jul 28, 2025, when has been sold 85,000 shares (Ordinary Shares, par value $0.01 per share) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 85K

Infinity% 3M change

Infinity% 12M change

Total Value Held $706,350

Wagner M. Zago Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jul 28 2025	BUY Grant, award, or other acquisition	-	85,000 Added 50.0%	85,000 Ordinary Shares, par v...
Aug 02 2023	SELL Open market or private sale	$270,120 $67.53 p/Share	4,000 Reduced 100.0%	0 Ordinary Shares, par v...
Aug 02 2023	BUY Exercise of conversion of derivative security	$48,600 $12.15 p/Share	4,000 Added 50.0%	4,000 Ordinary Shares, par v...
Jul 05 2023	SELL Open market or private sale	$273,360 $68.34 p/Share	4,000 Reduced 100.0%	0 Ordinary Shares, par v...
Jul 05 2023	BUY Exercise of conversion of derivative security	$48,600 $12.15 p/Share	4,000 Added 50.0%	4,000 Ordinary Shares, par v...
Jun 07 2023	SELL Open market or private sale	$1,359,070 $71.53 p/Share	19,000 Reduced 100.0%	0 Ordinary Shares, par v...
Jun 07 2023	BUY Exercise of conversion of derivative security	$398,620 $20.98 p/Share	19,000 Added 50.0%	19,000 Ordinary Shares, par v...
Jun 22 2021	SELL Open market or private sale	$5,431,733 $47.13 p/Share	115,250 Reduced 100.0%	0 Ordinary Shares, par v...
Jun 22 2021	BUY Exercise of conversion of derivative security	$2,421,403 $21.01 p/Share	115,250 Added 50.0%	115,250 Ordinary Shares, par v...
Feb 18 2021	SELL Open market or private sale	$192,270 $25.5 p/Share	7,540 Reduced 100.0%	0 Ordinary Shares, par v...
Feb 18 2021	BUY Exercise of conversion of derivative security	$48,331 $6.41 p/Share	7,540 Added 50.0%	7,540 Ordinary Shares, par v...
Feb 12 2021	SELL Open market or private sale	$487,787 $18.54 p/Share	26,310 Reduced 100.0%	0 Ordinary Shares, par v...
Feb 12 2021	BUY Exercise of conversion of derivative security	$262,311 $9.97 p/Share	26,310 Added 58.39%	18,750 Ordinary Shares, par v...
Sep 28 2017	SELL Open market or private sale	$63,000 $70.0 p/Share	900 Reduced 100.0%	0 Ordinary Shares, par v...
Sep 28 2017	BUY Exercise of conversion of derivative security	$5,769 $6.41 p/Share	900 Added 50.0%	900 Ordinary Shares, par v...

WMZ

Wagner M. Zago

Chief Scientific Officer

South San Francisco, CA

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