RHUMBLINE ADVISERS

CIK

1115418

City

BOSTON

State / Country

Stock

BWXT — BWX Technologies, Inc.

Top Portfolio Positions

3,471 positions · $113,674,413,224 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	42,003,171	$7,325,353,022	6.44%
AAPL	Apple Inc. Technology	25,818,857	$6,552,567,718	5.76%
MSFT	Microsoft Corp Technology	12,999,925	$4,812,182,237	4.23%
AMZN	Amazon Com Inc Consumer Cyclical	16,587,340	$3,454,645,301	3.04%
GOOGL	Alphabet Inc. Communication Services	10,138,654	$2,915,471,344	2.56%
AVGO	Broadcom Inc. Technology	8,207,022	$2,540,155,379	2.23%
META	Meta Platforms, Inc. Communication Services	3,836,760	$2,195,125,498	1.93%
TSLA	Tesla, Inc. Consumer Cyclical	4,844,884	$1,801,085,627	1.58%
BRK-B	Berkshire Hathaway Inc Financial Services	2,848,515	$1,365,008,388	1.20%
JPM	Jpmorgan Chase & Co Financial Services	4,613,123	$1,356,996,261	1.19%

25 quarters · across all stocks

25 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$46,462,172	227,210	+2.0%	Shares	Sole	2026-05-12
2025-12-31	$38,499,764	222,748	-5.5%	Shares	Sole	2026-02-13
2025-09-30	$43,435,728	235,590	-2.0%	Shares	Sole	2025-11-06
2025-06-30	$34,623,812	240,343	-1.1%	Shares	Sole	2025-08-12
2025-03-31	$23,964,452	242,924	-1.0%	Shares	Sole	2025-05-29
2024-12-31	$27,321,961	245,282	+0.1%	Shares	Sole	2025-05-29
2024-09-30	$26,645,631	245,130	-1.1%	Shares	Sole	2024-11-12
2024-06-30	$23,555,915	247,957	-1.3%	Shares	Sole	2024-08-01
2024-03-31	$25,773,731	251,157	-4.4%	Shares	Sole	2024-05-09
2023-12-31	$20,147,840	262,581	-2.8%	Shares	Sole	2024-02-08
2023-09-30	$20,255,622	270,147	-1.5%	Shares	Sole	2023-11-09
2023-06-30	$19,621,774	274,162	+150.8%	Shares	Sole	2023-08-08
2023-03-31	$6,890,713	109,307	+2.7%	Shares	Sole	2023-05-11
2022-12-31	$6,184,242	106,478	+4.2%	Shares	Sole	2023-02-14
2022-09-30	$5,145,899	102,162	+5.9%	Shares	Sole	2022-11-10
2022-06-30	$5,316,515	96,506	+7.1%	Shares	Sole	2022-08-11
2022-03-31	$4,853,270	90,109	-5.3%	Shares	Sole	2022-05-12
2021-12-31	$4,554,489	95,123	-0.1%	Shares	Sole	2022-02-10
2021-09-30	$5,129,249	95,233	+9.1%	Shares	Sole	2021-11-12
2021-06-30	$5,071,202	87,254	-7.0%	Shares	Sole	2021-08-05
2021-03-31	$6,187,216	93,831	-5.3%	Shares	Sole	2021-05-06
2020-12-31	$5,975,616	99,131	+0.3%	Shares	Sole	2021-02-10
2020-09-30	$5,563,259	98,797	-3.9%	Shares	Sole	2020-11-12
2020-06-30	$5,825,027	102,843	+12.5%	Shares	Sole	2020-08-13
2020-03-31	$4,453,409	91,427	—	Shares	Sole	2020-05-06
No 13F history on record for this holder in this stock.