BARCLAYS PLC

CIK

312069

City

LONDON

State / Country

Stock

PRTA — Prothena Corp Public Ltd Co

Top Portfolio Positions

3,771 positions · $331,351,990,508 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
MSFT	Microsoft Corp Technology	90,718,129	$33,581,129,808	10.13%
SPY	Spdr S&P 500 ETF Trust	50,435,151	$32,799,996,100	9.90%
NVDA	Nvidia Corp Technology	98,209,762	$17,127,782,490	5.17%
QQQ	Invesco Qqq Trust, Series 1	28,825,875	$16,637,718,531	5.02%
AAPL	Apple Inc. Technology	41,584,066	$10,553,620,108	3.19%
AMZN	Amazon Com Inc Consumer Cyclical	41,965,369	$8,740,127,398	2.64%
GOOGL	Alphabet Inc. Communication Services	27,728,578	$7,973,629,887	2.41%
META	Meta Platforms, Inc. Communication Services	12,417,494	$7,104,420,839	2.14%
AVGO	Broadcom Inc. Technology	20,117,836	$6,226,671,417	1.88%
TSLA	Tesla, Inc. Consumer Cyclical	13,762,733	$5,116,295,991	1.54%

25 quarters · across all stocks

27 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$397,177	40,862	-77.7%	Shares	Defined	2026-05-15
2025-12-31	$1,753,618	183,625	+87.2%	Shares	Sole	2026-02-13
2025-09-30	$957,211	98,075	-15.3%	Shares	Sole	2026-03-31
2025-06-30	$703,196	115,848	+38.9%	Shares	Sole	2026-02-27
2025-03-31	$1,031,839	83,381	-20.8%	Shares	Sole	2026-03-17
2024-12-31	$1,458,931	105,338	+10.6%	Shares	Sole	2026-03-19
2024-09-30	$1,593,063	95,222	+110.2%	Shares	Sole	2026-03-31
2024-06-30	$935,115	45,306	-22.3%	Shares	Sole	2026-03-23
2024-03-31	$1,444,882	58,332	-59.1%	Shares	Sole	2026-03-24
2023-12-31	$5,182,338	142,607	+65.8%	Shares	Sole	2026-03-24
2023-09-30	$4,151,188	86,035	+26.9%	Shares	Sole	2026-03-26
2023-06-30	$4,630,202	67,812	+5.0%	Shares	Sole	2026-03-27
2023-03-31	$3,131,355	64,604	-18.6%	Shares	Sole	2026-03-30
2022-12-31	$4,780,174	79,339	+16.6%	Shares	Sole	2026-03-30
2022-09-30	$4,126,598	68,062	+3721.6%	Shares	Sole	2022-11-03
2022-06-30	$48,354	1,781	-77.5%	Shares	Sole	2022-08-12
2022-03-31	$290,000	7,930	-83.8%	Shares	Sole	2022-05-16
2021-12-31	$2,414,672	48,880	+171.0%	Shares	Sole	2022-02-23
2021-09-30	$1,284,704	18,036	+115.7%	Shares	Sole	2021-11-09
2021-06-30	$429,787	8,360	-71.7%	Shares	Sole	2021-08-13
2021-03-31	$740,964	29,497	+71.4%	Shares	Sole	2021-05-13
2020-12-31	$206,679	17,209	-19.6%	Shares	Sole	2021-02-11
2020-09-30	$213,875	21,409	-24.0%	Shares	Sole	2020-11-12
2020-06-30	$294,615	28,166	+136.7%	Shares	Sole	2020-08-12
2020-03-31	$127,330	11,900	-68.2%	Put	Sole	2020-05-13
2020-03-31	$400,692	37,448	-58.1%	Shares	Sole	2020-05-13
2020-03-31	$956,580	89,400	—	Call	Sole	2020-05-13
No 13F history on record for this holder in this stock.