RHUMBLINE ADVISERS

CIK

1115418

City

BOSTON

State / Country

Stock

BEAM — Beam Therapeutics 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	$2,674,655	112,239	-14.5%	Shares	Sole	2026-05-12
2025-12-31	$3,636,836	131,199	-8.8%	Shares	Sole	2026-02-13
2025-09-30	$3,490,705	143,828	-5.0%	Shares	Sole	2025-11-06
2025-06-30	$2,574,837	151,372	+7.2%	Shares	Sole	2025-08-12
2025-03-31	$2,757,714	141,204	+11.9%	Shares	Sole	2025-05-29
2024-12-31	$3,130,578	126,233	-0.7%	Shares	Sole	2025-05-29
2024-09-30	$3,114,072	127,105	-4.1%	Shares	Sole	2024-11-12
2024-06-30	$3,106,091	132,569	+21.6%	Shares	Sole	2024-08-01
2024-03-31	$3,601,492	109,004	+4.6%	Shares	Sole	2024-05-09
2023-12-31	$2,836,650	104,212	-1.2%	Shares	Sole	2024-02-08
2023-09-30	$2,537,178	105,496	+11.0%	Shares	Sole	2023-11-09
2023-06-30	$3,036,032	95,084	+8.1%	Shares	Sole	2023-08-08
2023-03-31	$2,692,967	87,948	+1.6%	Shares	Sole	2023-05-11
2022-12-31	$3,384,579	86,540	+1.9%	Shares	Sole	2023-02-14
2022-09-30	$4,047,351	84,957	+11.5%	Shares	Sole	2022-11-10
2022-06-30	$2,949,469	76,194	+40.6%	Shares	Sole	2022-08-11
2022-03-31	$3,105,774	54,202	+4.6%	Shares	Sole	2022-05-12
2021-12-31	$4,128,977	51,813	-0.2%	Shares	Sole	2022-02-10
2021-09-30	$4,519,386	51,941	+6.6%	Shares	Sole	2021-11-12
2021-06-30	$6,272,167	48,731	+11.5%	Shares	Sole	2021-08-05
2021-03-31	$3,497,828	43,701	-5.5%	Shares	Sole	2021-05-06
2020-12-31	$3,774,788	46,237	+24.9%	Shares	Sole	2021-02-10
2020-09-30	$911,752	37,033	+152.8%	Shares	Sole	2020-11-12
2020-06-30	$410,116	14,647	+25.3%	Shares	Sole	2020-08-13
2020-03-31	$210,474	11,693	—	Shares	Sole	2020-05-06
No 13F history on record for this holder in this stock.