Hideki Garren

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
27 Feb 24	PRTA Prothena	Stock Option Ordinary Shares	Grant	Acquire A	No	No	30.3	85,000	2.58 mm	85,000
1 Jan 24	COYA Coya Therapeutics	Stock Option Common Stock, par value $0.0001 per share	Grant	Acquire A	No	No	7.41	5,000	37.05 k	5,000
13 Sep 23	PRTA Prothena	Ordinary Shares, par value $0.01 per share	Sell	Dispose S	No	Yes	55.4761	2,000	110.95 k	0
13 Sep 23	PRTA Prothena	Ordinary Shares, par value $0.01 per share	Option exercise	Acquire M	No	No	24.9	2,000	49.80 k	2,000
13 Sep 23	PRTA Prothena	Stock Option Ordinary Shares	Option exercise	Dispose M	No	No	24.9	2,000	49.80 k	192,000
16 Aug 23	PRTA Prothena	Ordinary Shares, par value $0.01 per share	Sell	Dispose S	No	Yes	59.7365	374	22.34 k	0
16 Aug 23	PRTA Prothena	Ordinary Shares, par value $0.01 per share	Sell	Dispose S	No	Yes	58.9294	748	44.08 k	374
16 Aug 23	PRTA Prothena	Ordinary Shares, par value $0.01 per share	Sell	Dispose S	No	Yes	58.1542	878	51.06 k	1,122
16 Aug 23	PRTA Prothena	Ordinary Shares, par value $0.01 per share	Option exercise	Acquire M	No	No	24.9	2,000	49.80 k	2,000
16 Aug 23	PRTA Prothena	Stock Option Ordinary Shares	Option exercise	Dispose M	No	No	24.9	2,000	49.80 k	194,000

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.