AMERICAN CENTURY COMPANIES INC

CIK

748054

City

KANSAS CITY

State / Country

MO

Stock

ARWR — Arrowhead Pharmaceuticals, Inc.

Top Portfolio Positions

2,723 positions · $186,441,555,127 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio	Open
NVDA	Nvidia Corp Technology	61,043,097	$10,645,916,116	5.71%
AAPL	Apple Inc. Technology	25,211,083	$6,398,320,754	3.43%
MSFT	Microsoft Corp Technology	16,151,639	$5,978,852,208	3.21%
AMZN	Amazon Com Inc Consumer Cyclical	24,268,620	$5,054,425,487	2.71%
GOOGL	Alphabet Inc. Communication Services	17,490,949	$5,029,697,294	2.70%
AVGO	Broadcom Inc. Technology	9,541,206	$2,953,098,669	1.58%
META	Meta Platforms, Inc. Communication Services	4,992,476	$2,856,345,293	1.53%
MA	Mastercard Inc Financial Services	5,361,694	$2,679,024,024	1.44%
TSLA	Tesla, Inc. Consumer Cyclical	6,762,692	$2,514,030,751	1.35%
TSM	Taiwan Semiconductor Manufacturing Co Ltd Technology	6,348,986	$2,145,639,818	1.15%

Portfolio Trend

25 quarters · across all stocks

Holdings in ARWR

Compact Export CSV

Shares Held

Position Value (USD)

11 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$40,851,808	651,544	+8315.7%	Shares	Defined	2026-05-15
2025-12-31	$513,991	7,742	+33.7%	Shares	Defined	2026-02-13
2022-03-31	$266,328	5,791	-55.4%	Shares	Defined	2022-05-11
2021-12-31	$860,971	12,986	+12.8%	Shares	Defined	2022-02-07
2021-09-30	$718,694	11,512	+12.5%	Shares	Defined	2021-11-10
2021-06-30	$847,497	10,233	+5.3%	Shares	Defined	2021-08-05
2021-03-31	$644,400	9,718	+34.7%	Shares	Defined	2021-05-14
2020-12-31	$553,530	7,214	+11.8%	Shares	Defined	2021-02-12
2020-09-30	$277,866	6,453	+12.5%	Shares	Defined	2020-11-13
2020-06-30	$247,694	5,735	-82.5%	Shares	Defined	2020-08-13
2020-03-31	$941,095	32,711	—	Shares	Defined	2020-05-14
No 13F history on record for this holder in this stock.