RHUMBLINE ADVISERS

CIK

1115418

City

BOSTON

State / Country

Stock

FIX — Comfort Systems USA Inc

Top Portfolio Positions

3,469 positions · $113,790,378,372 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	$91,836,597	66,597	-0.9%	Shares	Sole	2026-05-12
2025-12-31	$62,697,488	67,179	-30.5%	Shares	Sole	2026-02-13
2025-09-30	$79,764,374	96,663	-1.8%	Shares	Sole	2025-11-06
2025-06-30	$52,760,382	98,395	-1.4%	Shares	Sole	2025-08-12
2025-03-31	$32,155,640	99,760	-1.0%	Shares	Sole	2025-05-29
2024-12-31	$42,710,899	100,719	+0.3%	Shares	Sole	2025-05-29
2024-09-30	$39,187,626	100,391	-1.3%	Shares	Sole	2024-11-12
2024-06-30	$30,945,122	101,753	-7.4%	Shares	Sole	2024-08-01
2024-03-31	$34,903,620	109,860	+1.1%	Shares	Sole	2024-05-09
2023-12-31	$22,348,513	108,662	+6.6%	Shares	Sole	2024-02-08
2023-09-30	$17,364,267	101,897	-1.4%	Shares	Sole	2023-11-09
2023-06-30	$16,966,457	103,328	-0.1%	Shares	Sole	2023-08-08
2023-03-31	$15,097,226	103,434	+5.1%	Shares	Sole	2023-05-11
2022-12-31	$11,328,590	98,441	+1.8%	Shares	Sole	2023-02-14
2022-09-30	$9,408,599	96,667	+4.8%	Shares	Sole	2022-11-10
2022-06-30	$7,671,252	92,258	+4.4%	Shares	Sole	2022-08-11
2022-03-31	$7,867,326	88,387	+6.5%	Shares	Sole	2022-05-12
2021-12-31	$8,211,327	82,993	-1.2%	Shares	Sole	2022-02-10
2021-09-30	$5,990,095	83,989	-13.9%	Shares	Sole	2021-11-12
2021-06-30	$7,683,364	97,517	-12.9%	Shares	Sole	2021-08-05
2021-03-31	$8,367,136	111,905	-0.0%	Shares	Sole	2021-05-06
2020-12-31	$5,894,760	111,940	+4.9%	Shares	Sole	2021-02-10
2020-09-30	$5,496,374	106,705	-10.5%	Shares	Sole	2020-11-12
2020-06-30	$4,858,622	119,230	+0.2%	Shares	Sole	2020-08-13
2020-03-31	$4,349,194	118,993	—	Shares	Sole	2020-05-06
No 13F history on record for this holder in this stock.