RHUMBLINE ADVISERS

CIK

1115418

City

BOSTON

State / Country

Stock

LNT — Alliant Energy Corp

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	$39,114,869	545,079	-3.3%	Shares	Sole	2026-05-12
2025-12-31	$36,660,374	563,919	-3.2%	Shares	Sole	2026-02-13
2025-09-30	$39,284,930	582,776	+4.3%	Shares	Sole	2025-11-06
2025-06-30	$33,789,910	558,788	+2.3%	Shares	Sole	2025-08-12
2025-03-31	$35,142,178	546,110	+3.7%	Shares	Sole	2025-05-29
2024-12-31	$31,154,242	526,788	-1.2%	Shares	Sole	2025-05-29
2024-09-30	$32,354,810	533,116	-1.4%	Shares	Sole	2024-11-12
2024-06-30	$27,510,686	540,485	+6.9%	Shares	Sole	2024-08-01
2024-03-31	$25,489,497	505,744	+0.5%	Shares	Sole	2024-05-09
2023-12-31	$25,820,110	503,316	+7.6%	Shares	Sole	2024-02-08
2023-09-30	$22,655,220	467,600	-15.0%	Shares	Sole	2023-11-09
2023-06-30	$28,865,102	550,021	-2.5%	Shares	Sole	2023-08-08
2023-03-31	$30,110,177	563,861	+6.8%	Shares	Sole	2023-05-11
2022-12-31	$29,153,916	528,055	+2.1%	Shares	Sole	2023-02-14
2022-09-30	$27,415,860	517,378	+5.1%	Shares	Sole	2022-11-10
2022-06-30	$28,851,182	492,257	+12.5%	Shares	Sole	2022-08-11
2022-03-31	$27,348,870	437,722	+5.7%	Shares	Sole	2022-05-12
2021-12-31	$25,457,431	414,144	+2.2%	Shares	Sole	2022-02-10
2021-09-30	$22,693,900	405,393	-1.5%	Shares	Sole	2021-11-12
2021-06-30	$22,951,540	411,613	-8.6%	Shares	Sole	2021-08-05
2021-03-31	$24,403,250	450,577	+0.1%	Shares	Sole	2021-05-06
2020-12-31	$23,190,355	450,036	-5.0%	Shares	Sole	2021-02-10
2020-09-30	$24,478,794	473,936	+3.7%	Shares	Sole	2020-11-12
2020-06-30	$21,856,373	456,864	-10.5%	Shares	Sole	2020-08-13
2020-03-31	$24,637,075	510,190	—	Shares	Sole	2020-05-06
No 13F history on record for this holder in this stock.